{"version":"ssen-headroom-march-2026-20261024-v1","source":{"publisher":"Scottish and Southern Electricity Networks (SSEN)","datasetUrl":"https://data-api.ssen.co.uk/dataset/generation-availability-and-network-capacity","resourceId":"52e9a305-ad90-4c81-9175-20a40ef57894","editionLabel":"March 2026","resourceModifiedAt":"2026-03-11T12:12:32.113749","capturedAt":"2026-10-24T03:30:20.663Z","originalPublicationDate":null,"recordRevisionDates":null,"rawSha256":"75f04c20a9d8fc24eec7b7eb1f89f2534bd7dcb55964a10fd0f6fb488799a2dd","fields":["_id","AssetID","map___license_area","Substation","Upstream GSP","Upstream BSP","Substation Type","voltage__kv_","Transformer Nameplate Ratings","Single Transformer Site","maximum_observed_gross_demand__mva_","minimum_observed_gross_demand__mva_","contracted_demand_excl_bess__mva_","contracted_bess_demand__mva_","estimated_demand_headroom__mva_","Substation Demand RAG Status","Demand Constraint","TIA Threshold","connected_generation__mw_","contracted_generation__mw_","Technical Limits Agreed at GSP","estimated_generation_headroom__mw_","unsafe_3_phase_break_fault_rating__ka_","unsafe_3_phase_break_fault_level__ka_","Substation Generation RAG Status","Generation Constraint","Upstream Reinforcement Completion Date","Substation Reinforcement Completion Date"],"licence":"CC BY 4.0","licenceUrl":"https://creativecommons.org/licenses/by/4.0/","attribution":"Source: Scottish and Southern Electricity Networks (SSEN), Generation Availability and Network Capacity, Headroom Dashboard Data - March 2026. CC BY 4.0.","modifications":"Solar Analytica selected 28 infrastructure fields, retained decimal values as strings and labelled missing headroom. No SSEN endorsement implied.","collectorScheduled":false,"declaredMapCadence":"Monthly; this does not establish monthly updates of the March download or observation intervals."},"observationPeriod":null,"request":{"method":"GET","endpoint":"https://data-api.ssen.co.uk/api/3/action/datastore_search","parameters":{"resource_id":"52e9a305-ad90-4c81-9175-20a40ef57894","limit":"998","sort":"_id asc","fields":"_id,AssetID,map___license_area,Substation,Upstream GSP,Upstream BSP,Substation Type,voltage__kv_,Transformer Nameplate Ratings,Single Transformer Site,maximum_observed_gross_demand__mva_,minimum_observed_gross_demand__mva_,contracted_demand_excl_bess__mva_,contracted_bess_demand__mva_,estimated_demand_headroom__mva_,Substation Demand RAG Status,Demand Constraint,TIA Threshold,connected_generation__mw_,contracted_generation__mw_,Technical Limits Agreed at GSP,estimated_generation_headroom__mw_,unsafe_3_phase_break_fault_rating__ka_,unsafe_3_phase_break_fault_level__ka_,Substation Generation RAG Status,Generation Constraint,Upstream Reinforcement Completion Date,Substation Reinforcement Completion Date"},"requestAt":"2026-10-24T03:30:20.663Z","responseAt":"2026-10-24T03:30:22.586Z","status":200,"bytes":1043850,"sha256":"75f04c20a9d8fc24eec7b7eb1f89f2534bd7dcb55964a10fd0f6fb488799a2dd"},"method":{"glossaryUrl":"https://experience.arcgis.com/experience/763db55663e845c7b6697995a32c32b5","glossaryAccessedAt":"2026-10-23","observationPeriod":null,"demandExcludesBess":true,"generationIncludesStorage":true,"capacityBasis":"firm capacity with one feed out","historicalGlossaryEquivalence":null,"exactCalculationFactors":null,"aggregateCapacity":false,"rag":{"red":"below 5%","amber":"between 5% and 10%, as worded by SSEN","green":"above 10%"},"notes":["Demand headroom applies pipeline diversity and known upstream constraints; consider contracted BESS demand separately.","Generation headroom applies pipeline contributions including storage.","No GSP headroom estimates because upstream transformers/networks belong to the transmission operator.","Single-transformer firm capacity depends on available backfeed, potentially circuit-limited.","Gross observed demand accounts for recorded generation export; observation period remains unknown.","Exact RAG boundary logic and denominators are not independently specified; retain source labels.","Names are not unique; Ratfyn Primary has two records with distinct AssetIDs and upstream BSPs.","Harris and Stornoway GSPs name Ardmore GSP upstream; Dumfin 11kV Network has no upstream GSP reported.","Current glossary is interpretive evidence, not a verified historical method version for March."]},"response":{"rawUtf8":"{\"help\": \"https://data-api.ssen.co.uk/api/3/action/help_show?name=datastore_search\", \"success\": true, \"result\": {\"fields\": [{\"id\": \"_id\", \"type\": \"int\"}, {\"id\": \"AssetID\", \"type\": \"text\", \"info\": {\"label\": \"AssetID\"}}, {\"id\": \"map___license_area\", \"type\": \"text\", 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":97.47,\"minimum_observed_gross_demand__mva_\":20.20,\"contracted_demand_excl_bess__mva_\":64.51,\"contracted_bess_demand__mva_\":12.00,\"estimated_demand_headroom__mva_\":\"16.94\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":92.38,\"contracted_generation__mw_\":85.98,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"16.39\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"May-31\",\"Substation Reinforcement Completion Date\":\"May-31\"},{\"_id\":9,\"AssetID\":\"E - AXMI - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Castle Cary Primary\",\"Upstream GSP\":\"Axminster GSP\",\"Upstream BSP\":\"Yeovil BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":5.87,\"minimum_observed_gross_demand__mva_\":1.24,\"contracted_demand_excl_bess__mva_\":2.49,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"6.81\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":1.25,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"4.94\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":10,\"AssetID\":\"E - AXMI 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Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":11,\"AssetID\":\"E - AXMI - 05\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Henstridge Primary\",\"Upstream GSP\":\"Axminster GSP\",\"Upstream BSP\":\"Yeovil BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 12 / 24MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.84,\"minimum_observed_gross_demand__mva_\":1.27,\"contracted_demand_excl_bess__mva_\":5.79,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"13.55\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":5.94,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Reinforcement Completion Date\":null},{\"_id\":16,\"AssetID\":\"E - AXMI - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Sparkford Primary\",\"Upstream GSP\":\"Axminster GSP\",\"Upstream BSP\":\"Yeovil BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":3.88,\"minimum_observed_gross_demand__mva_\":0.82,\"contracted_demand_excl_bess__mva_\":0.76,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"2.18\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.86\",\"Substation Generation RAG 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":6.67,\"minimum_observed_gross_demand__mva_\":1.22,\"contracted_demand_excl_bess__mva_\":0.72,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"8.23\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.82,\"contracted_generation__mw_\":0.20,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.78\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":20,\"AssetID\":\"E - BOTW - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Botley Wood GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"400 / 132\",\"Transformer Nameplate Ratings\":\"2 x 240MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":142.14,\"minimum_observed_gross_demand__mva_\":21.76,\"contracted_demand_excl_bess__mva_\":37.07,\"contracted_bess_demand__mva_\":265.83,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":104.36,\"contracted_generation__mw_\":439.09,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"40.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.07\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":21,\"AssetID\":\"E - BOTW - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Botley Wood BSP\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":33.09,\"minimum_observed_gross_demand__mva_\":5.90,\"contracted_demand_excl_bess__mva_\":20.31,\"contracted_bess_demand__mva_\":67.53,\"estimated_demand_headroom__mva_\":\"71.60\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":68.90,\"contracted_generation__mw_\":77.99,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.42\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":22,\"AssetID\":\"E - BOTW - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Netley Common BSP\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"1 x 60 / 90MVA + 1 x 65 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":99.07,\"minimum_observed_gross_demand__mva_\":22.94,\"contracted_demand_excl_bess__mva_\":16.77,\"contracted_bess_demand__mva_\":12.50,\"estimated_demand_headroom__mva_\":\"7.46\",\"Substation Demand RAG Status\":\"Amber\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":33.74,\"contracted_generation__mw_\":38.42,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.56\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Dec-28\"},{\"_id\":23,\"AssetID\":\"E - BOTW - 04\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Park Gate Primary\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"Botley Wood BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.12,\"minimum_observed_gross_demand__mva_\":2.41,\"contracted_demand_excl_bess__mva_\":3.29,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"17.04\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.64\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":24,\"AssetID\":\"E - BOTW - 05\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Whitely Primary\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"Botley Wood BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":18.00,\"minimum_observed_gross_demand__mva_\":4.49,\"contracted_demand_excl_bess__mva_\":17.02,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.37\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":1.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.36\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Sep-27\"},{\"_id\":25,\"AssetID\":\"E - BOTW - 06\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bishops Waltham Primary\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"Netley Common BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 12 / 24MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":15.63,\"minimum_observed_gross_demand__mva_\":2.25,\"contracted_demand_excl_bess__mva_\":2.20,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"7.32\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.33,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.13\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Dec-28\",\"Substation Reinforcement Completion Date\":\"Dec-28\"},{\"_id\":26,\"AssetID\":\"E - BOTW - 07\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bitterne Primary\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"Netley Common BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 10MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.33,\"minimum_observed_gross_demand__mva_\":1.88,\"contracted_demand_excl_bess__mva_\":0.50,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"3.40\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.85\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Jun-28\",\"Substation Reinforcement Completion Date\":null},{\"_id\":27,\"AssetID\":\"E - BOTW - 08\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Hamble Primary\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"Netley Common BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.62,\"minimum_observed_gross_demand__mva_\":5.95,\"contracted_demand_excl_bess__mva_\":0.97,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"7.46\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.85\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":28,\"AssetID\":\"E - BOTW - 09\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Netley Common Primary\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"Netley Common BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":26.03,\"minimum_observed_gross_demand__mva_\":6.65,\"contracted_demand_excl_bess__mva_\":7.12,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.13,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.10\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Apr-27\"},{\"_id\":29,\"AssetID\":\"E - BOTW - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Townhill Park Primary\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"Netley Common BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.89,\"minimum_observed_gross_demand__mva_\":2.71,\"contracted_demand_excl_bess__mva_\":1.01,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"7.46\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.83,\"contracted_generation__mw_\":0.50,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.43\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Jun-29\",\"Substation Reinforcement Completion Date\":null},{\"_id\":30,\"AssetID\":\"E - BOTW - 11\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Weston Primary\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"Netley Common BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":10.19,\"minimum_observed_gross_demand__mva_\":2.00,\"contracted_demand_excl_bess__mva_\":1.40,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"7.46\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.08,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.76\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Jun-28\",\"Substation Reinforcement Completion Date\":null},{\"_id\":31,\"AssetID\":\"E - BOTW - 12\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Woolston Primary\",\"Upstream GSP\":\"Botley Wood GSP\",\"Upstream BSP\":\"Netley Common BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.04,\"minimum_observed_gross_demand__mva_\":2.90,\"contracted_demand_excl_bess__mva_\":3.57,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"7.46\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.14\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Jun-28\",\"Substation Reinforcement Completion Date\":null},{\"_id\":32,\"AssetID\":\"E - BRLE (AT) - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bramley (Ames-That) GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"400 / 132\",\"Transformer Nameplate Ratings\":\"2 x 240MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":183.03,\"minimum_observed_gross_demand__mva_\":61.20,\"contracted_demand_excl_bess__mva_\":66.79,\"contracted_bess_demand__mva_\":28.62,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":56.20,\"contracted_generation__mw_\":163.70,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"40.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.13\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Mar-30\"},{\"_id\":33,\"AssetID\":\"E - BRLE (AT) - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Amesbury BSP\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"1 x 45 / 90MVA + 1 x 65 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":48.52,\"minimum_observed_gross_demand__mva_\":12.83,\"contracted_demand_excl_bess__mva_\":4.05,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"63.67\",\"Substation Demand RAG Status\":\"Green\",\"Demand 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Reinforcement Completion Date\":\"Jan-31\",\"Substation Reinforcement Completion Date\":null},{\"_id\":42,\"AssetID\":\"E - BRLE (AT) - 11\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Hungerford Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 10MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.11,\"minimum_observed_gross_demand__mva_\":1.78,\"contracted_demand_excl_bess__mva_\":1.80,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"3.85\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.30\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Aug-26\"},{\"_id\":43,\"AssetID\":\"E - BRLE (AT) - 12\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Kingsclere Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":5.21,\"minimum_observed_gross_demand__mva_\":0.75,\"contracted_demand_excl_bess__mva_\":0.78,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"4.07\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.59\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":44,\"AssetID\":\"E - BRLE (AT) - 13\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Kintbury Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":5.58,\"minimum_observed_gross_demand__mva_\":0.81,\"contracted_demand_excl_bess__mva_\":0.22,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"4.04\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.46\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":45,\"AssetID\":\"E - BRLE (AT) - 14\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Lambourn Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":7.06,\"minimum_observed_gross_demand__mva_\":1.39,\"contracted_demand_excl_bess__mva_\":1.38,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"1.89\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.97\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Feb-27\"},{\"_id\":46,\"AssetID\":\"E - BRLE (AT) - 15\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Leckhampstead Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 6.3MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":4.39,\"minimum_observed_gross_demand__mva_\":1.96,\"contracted_demand_excl_bess__mva_\":0.40,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"3.57\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"5.70\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":47,\"AssetID\":\"E - BRLE (AT) - 16\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Love Lane Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":18.63,\"minimum_observed_gross_demand__mva_\":6.21,\"contracted_demand_excl_bess__mva_\":12.57,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"10.28\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.31\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":48,\"AssetID\":\"E - BRLE (AT) - 17\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Riverside Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 19.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":12.46,\"minimum_observed_gross_demand__mva_\":1.79,\"contracted_demand_excl_bess__mva_\":4.44,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"10.59\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.07,\"contracted_generation__mw_\":0.02,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.48\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":49,\"AssetID\":\"E - BRLE (AT) - 18\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"St Johns Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 20 / 28MVA + 1 x 20MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":17.71,\"minimum_observed_gross_demand__mva_\":4.29,\"contracted_demand_excl_bess__mva_\":8.28,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"4.60\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":1.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.74\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":50,\"AssetID\":\"E - BRLE (AT) - 19\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Tadley Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 12 / 24MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":7.14,\"minimum_observed_gross_demand__mva_\":1.51,\"contracted_demand_excl_bess__mva_\":2.20,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"17.23\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.50\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":51,\"AssetID\":\"E - BRLE (AT) - 20\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Thatcham Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":21.50,\"minimum_observed_gross_demand__mva_\":6.18,\"contracted_demand_excl_bess__mva_\":6.19,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"2.15\",\"Substation Demand RAG Status\":\"Amber\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.12,\"contracted_generation__mw_\":0.10,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.45\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":52,\"AssetID\":\"E - BRLE (AT) - 21\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Yattendon Primary\",\"Upstream GSP\":\"Bramley (Ames-That) GSP\",\"Upstream BSP\":\"Thatcham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.11,\"minimum_observed_gross_demand__mva_\":1.78,\"contracted_demand_excl_bess__mva_\":1.47,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"6.28\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"12.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.63\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":53,\"AssetID\":\"E - BRLE (B) - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bramley (Basi) GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"400 / 132\",\"Transformer Nameplate Ratings\":\"2 x 240MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":129.21,\"minimum_observed_gross_demand__mva_\":9.95,\"contracted_demand_excl_bess__mva_\":66.61,\"contracted_bess_demand__mva_\":21.05,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":165.16,\"contracted_generation__mw_\":98.61,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"40.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"16.85\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jul-30\"},{\"_id\":54,\"AssetID\":\"E - BRLE (B) - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Basingstoke (T1A & T2A) BSP\",\"Upstream GSP\":\"Bramley (Basi) GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 32\",\"Transformer Nameplate Ratings\":\"1 x 60MVA + 1 x 90MVA\",\"Single Transformer 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Date\":null},{\"_id\":60,\"AssetID\":\"E - BRLE (B) - 08\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bramley Green Primary\",\"Upstream GSP\":\"Bramley (Basi) GSP\",\"Upstream BSP\":\"Basingstoke (T1B & T2B) BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":4.63,\"minimum_observed_gross_demand__mva_\":0.91,\"contracted_demand_excl_bess__mva_\":0.83,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"11.18\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.44\",\"Substation Generation RAG 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GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.95\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":62,\"AssetID\":\"E - BRLE (B) - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Down Grange Primary\",\"Upstream GSP\":\"Bramley (Basi) GSP\",\"Upstream BSP\":\"Basingstoke (T1B & T2B) BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":18.66,\"minimum_observed_gross_demand__mva_\":3.27,\"contracted_demand_excl_bess__mva_\":0.99,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"11.27\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.20\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":63,\"AssetID\":\"E - BRLE (B) - 11\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Overton Primary\",\"Upstream GSP\":\"Bramley (Basi) GSP\",\"Upstream BSP\":\"Basingstoke (T1B & T2B) BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer 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T4) BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.37,\"minimum_observed_gross_demand__mva_\":3.27,\"contracted_demand_excl_bess__mva_\":2.84,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"15.14\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.19\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":65,\"AssetID\":\"E - BRLE (B) - 13\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Houndmills Primary\",\"Upstream GSP\":\"Bramley (Basi) GSP\",\"Upstream BSP\":\"Basingstoke (T3 & T4) BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.42,\"minimum_observed_gross_demand__mva_\":6.05,\"contracted_demand_excl_bess__mva_\":27.77,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.13\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":66,\"AssetID\":\"E - BRLE (B) - 14\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Oarkridge Primary\",\"Upstream GSP\":\"Bramley (Basi) GSP\",\"Upstream BSP\":\"Basingstoke (T3 & T4) BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.54,\"minimum_observed_gross_demand__mva_\":2.23,\"contracted_demand_excl_bess__mva_\":5.06,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"15.47\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.76\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":67,\"AssetID\":\"E - CHIC - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Chickerell GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"400 / 132\",\"Transformer Nameplate Ratings\":\"2 x 240MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":87.67,\"minimum_observed_gross_demand__mva_\":11.68,\"contracted_demand_excl_bess__mva_\":20.32,\"contracted_bess_demand__mva_\":110.69,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":69.11,\"contracted_generation__mw_\":125.13,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.63\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":68,\"AssetID\":\"E - CHIC - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Chickerell BSP\",\"Upstream GSP\":\"Chickerell GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":84.78,\"minimum_observed_gross_demand__mva_\":12.21,\"contracted_demand_excl_bess__mva_\":20.32,\"contracted_bess_demand__mva_\":110.69,\"estimated_demand_headroom__mva_\":\"21.20\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":69.11,\"contracted_generation__mw_\":125.13,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"17.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.67\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Feb-28\"},{\"_id\":69,\"AssetID\":\"E - CHIC - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Cerne Abbas Primary\",\"Upstream GSP\":\"Chickerell GSP\",\"Upstream BSP\":\"Chickerell BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 2MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":1.37,\"minimum_observed_gross_demand__mva_\":0.20,\"contracted_demand_excl_bess__mva_\":0.02,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"2.00\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"1.77\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Feb-28\"},{\"_id\":70,\"AssetID\":\"E - CHIC - 04\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Charminster Primary\",\"Upstream GSP\":\"Chickerell GSP\",\"Upstream BSP\":\"Chickerell BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.18,\"minimum_observed_gross_demand__mva_\":1.63,\"contracted_demand_excl_bess__mva_\":1.90,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"4.86\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.52,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.46\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":71,\"AssetID\":\"E - CHIC - 05\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Chickerell Primary\",\"Upstream GSP\":\"Chickerell GSP\",\"Upstream BSP\":\"Chickerell BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 10 / 14.8MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.23,\"minimum_observed_gross_demand__mva_\":1.41,\"contracted_demand_excl_bess__mva_\":1.55,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"21.20\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":4.96,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.78\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":72,\"AssetID\":\"E - CHIC - 06\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Dorchester Primary\",\"Upstream GSP\":\"Chickerell GSP\",\"Upstream BSP\":\"Chickerell BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.93,\"minimum_observed_gross_demand__mva_\":3.55,\"contracted_demand_excl_bess__mva_\":3.21,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"19.32\",\"Substation Demand RAG Status\":\"Green\",\"Demand 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Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":76,\"AssetID\":\"E - CHIC - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Puddletown Primary\",\"Upstream GSP\":\"Chickerell GSP\",\"Upstream BSP\":\"Chickerell BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 6.3MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":2.38,\"minimum_observed_gross_demand__mva_\":0.34,\"contracted_demand_excl_bess__mva_\":0.02,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"5.80\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.13,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"4.66\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":77,\"AssetID\":\"E - CHIC - 11\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Redlands Primary\",\"Upstream GSP\":\"Chickerell GSP\",\"Upstream BSP\":\"Chickerell BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.66,\"minimum_observed_gross_demand__mva_\":1.25,\"contracted_demand_excl_bess__mva_\":3.36,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"3.84\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.39,\"contracted_generation__mw_\":0.03,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.03\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":78,\"AssetID\":\"E - CHIC - 12\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Weymouth Primary\",\"Upstream GSP\":\"Chickerell GSP\",\"Upstream BSP\":\"Chickerell BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"3 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":22.13,\"minimum_observed_gross_demand__mva_\":4.44,\"contracted_demand_excl_bess__mva_\":4.75,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"13.33\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.45,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.80\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":79,\"AssetID\":\"E - COWL - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Cowley GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"400 / 132\",\"Transformer Nameplate Ratings\":\"5 x 240MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":665.76,\"minimum_observed_gross_demand__mva_\":237.56,\"contracted_demand_excl_bess__mva_\":577.78,\"contracted_bess_demand__mva_\":162.59,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":388.95,\"contracted_generation__mw_\":818.25,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"31.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.07\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":80,\"AssetID\":\"E - COWL - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Cowley Local (Main) BSP\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":64.10,\"minimum_observed_gross_demand__mva_\":11.86,\"contracted_demand_excl_bess__mva_\":70.43,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"11.21\",\"Substation Demand RAG Status\":\"Amber\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":2.21,\"contracted_generation__mw_\":42.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.65\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Jan-29\",\"Substation Reinforcement Completion Date\":\"Jan-29\"},{\"_id\":81,\"AssetID\":\"E - COWL - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Cowley Local (Reserve) BSP\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":27.04,\"minimum_observed_gross_demand__mva_\":3.90,\"contracted_demand_excl_bess__mva_\":32.93,\"contracted_bess_demand__mva_\":50.00,\"estimated_demand_headroom__mva_\":\"53.81\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":22.36,\"contracted_generation__mw_\":64.87,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.06\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Oct-27\"},{\"_id\":82,\"AssetID\":\"E - COWL - 04\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Drayton BSP\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"3 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":102.02,\"minimum_observed_gross_demand__mva_\":21.52,\"contracted_demand_excl_bess__mva_\":76.88,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":103.43,\"contracted_generation__mw_\":84.06,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"17.97\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Dec-27\",\"Substation Reinforcement Completion Date\":null},{\"_id\":83,\"AssetID\":\"E - COWL - 05\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Headington BSP\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":56.51,\"minimum_observed_gross_demand__mva_\":8.14,\"contracted_demand_excl_bess__mva_\":78.64,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"6.67\",\"Substation Demand RAG Status\":\"Amber\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":44.43,\"contracted_generation__mw_\":18.95,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"17.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.03\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Nov-26\",\"Substation Reinforcement Completion Date\":null},{\"_id\":84,\"AssetID\":\"E - COWL - 06\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"High Wycombe BSP\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":87.04,\"minimum_observed_gross_demand__mva_\":23.57,\"contracted_demand_excl_bess__mva_\":26.98,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"14.49\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.97\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":85,\"AssetID\":\"E - COWL - 07\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Oxford (Osney) BSP\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":77.40,\"minimum_observed_gross_demand__mva_\":16.99,\"contracted_demand_excl_bess__mva_\":48.26,\"contracted_bess_demand__mva_\":3.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":62.90,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.28\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Mar-31\",\"Substation Reinforcement Completion Date\":\"Mar-31\"},{\"_id\":86,\"AssetID\":\"E - COWL - 08\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Witney BSP\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":74.82,\"minimum_observed_gross_demand__mva_\":24.09,\"contracted_demand_excl_bess__mva_\":34.34,\"contracted_bess_demand__mva_\":39.53,\"estimated_demand_headroom__mva_\":\"23.10\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":54.05,\"contracted_generation__mw_\":91.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.22\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Jun-28\",\"Substation Reinforcement Completion Date\":\"Jun-28\"},{\"_id\":87,\"AssetID\":\"E - COWL - 09\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Yarnton BSP\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":72.78,\"minimum_observed_gross_demand__mva_\":23.44,\"contracted_demand_excl_bess__mva_\":141.95,\"contracted_bess_demand__mva_\":4.80,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":46.25,\"contracted_generation__mw_\":117.49,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.36\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Dec-29\",\"Substation Reinforcement Completion Date\":\"Mar-28\"},{\"_id\":88,\"AssetID\":\"E - COWL - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Culham Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"132 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15 + 1 x 10/20MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":6.35,\"minimum_observed_gross_demand__mva_\":0.91,\"contracted_demand_excl_bess__mva_\":19.20,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"15.49\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.12\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jun-27\"},{\"_id\":89,\"AssetID\":\"E - COWL - 11\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Harwell Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"132 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":6.75,\"minimum_observed_gross_demand__mva_\":1.90,\"contracted_demand_excl_bess__mva_\":6.68,\"contracted_bess_demand__mva_\":5.26,\"estimated_demand_headroom__mva_\":\"39.07\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.20,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"23.69\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":\"Dec-27\",\"Substation Reinforcement Completion Date\":null},{\"_id\":90,\"AssetID\":\"E - COWL - 12\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Cowley Local Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Cowley Local (Main) BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"3 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":21.77,\"minimum_observed_gross_demand__mva_\":6.86,\"contracted_demand_excl_bess__mva_\":38.09,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.79,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"23.56\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Oct-26\"},{\"_id\":91,\"AssetID\":\"E - COWL - 13\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Rose Hill Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Cowley Local (Main) BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":14.68,\"minimum_observed_gross_demand__mva_\":3.44,\"contracted_demand_excl_bess__mva_\":28.21,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":1.43,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":13.05,\"minimum_observed_gross_demand__mva_\":3.74,\"contracted_demand_excl_bess__mva_\":8.89,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.36,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.66\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":99,\"AssetID\":\"E - COWL - 21\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Milton Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Drayton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"3 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":26.11,\"minimum_observed_gross_demand__mva_\":8.78,\"contracted_demand_excl_bess__mva_\":22.09,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"16.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"21.48\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":100,\"AssetID\":\"E - COWL - 22\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Wantage Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Drayton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 12 / 24MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":10.67,\"minimum_observed_gross_demand__mva_\":2.18,\"contracted_demand_excl_bess__mva_\":3.66,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.10,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.51\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":101,\"AssetID\":\"E - COWL - 23\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Winsmore Lane Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Drayton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":15.00,\"minimum_observed_gross_demand__mva_\":2.85,\"contracted_demand_excl_bess__mva_\":2.78,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.28,\"contracted_generation__mw_\":0.19,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.79\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":102,\"AssetID\":\"E - COWL - 24\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Arncott Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Headington BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":7.75,\"minimum_observed_gross_demand__mva_\":1.46,\"contracted_demand_excl_bess__mva_\":16.94,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.39,\"minimum_observed_gross_demand__mva_\":3.17,\"contracted_demand_excl_bess__mva_\":8.08,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"6.67\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"18.55\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":104,\"AssetID\":\"E - COWL - 26\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Old Road Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Headington BSP\",\"Substation 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Capacity\",\"Upstream Reinforcement Completion Date\":\"Oct-26\",\"Substation Reinforcement Completion Date\":\"Oct-26\"},{\"_id\":106,\"AssetID\":\"E - COWL - 28\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Chisbridge Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"High Wycombe BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":6.42,\"minimum_observed_gross_demand__mva_\":1.66,\"contracted_demand_excl_bess__mva_\":0.86,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"2.85\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":20.46,\"minimum_observed_gross_demand__mva_\":3.19,\"contracted_demand_excl_bess__mva_\":7.47,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"2.89\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.95,\"contracted_generation__mw_\":0.70,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.90\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":109,\"AssetID\":\"E - COWL - 31\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"High Wycombe Town Primary\",\"Upstream 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Reinforcement Completion Date\":null},{\"_id\":120,\"AssetID\":\"E - COWL - 42\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bledington Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Witney BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 7.5 / 15MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":5.01,\"minimum_observed_gross_demand__mva_\":1.00,\"contracted_demand_excl_bess__mva_\":1.01,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.77,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"4.35\",\"Substation 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.04,\"minimum_observed_gross_demand__mva_\":2.53,\"contracted_demand_excl_bess__mva_\":7.49,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"5.80\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":124,\"AssetID\":\"E - COWL - 46\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Leafield Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Witney BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":3.93,\"minimum_observed_gross_demand__mva_\":0.57,\"contracted_demand_excl_bess__mva_\":1.39,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"1.51\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.00\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":125,\"AssetID\":\"E - COWL - 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Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":126,\"AssetID\":\"E - COWL - 48\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Standlake Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Witney BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":6.01,\"minimum_observed_gross_demand__mva_\":1.17,\"contracted_demand_excl_bess__mva_\":1.36,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":1.90,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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BSP\":\"Yarnton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":6.02,\"minimum_observed_gross_demand__mva_\":1.28,\"contracted_demand_excl_bess__mva_\":0.44,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.51\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion 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Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.95,\"contracted_generation__mw_\":0.20,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.48\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Jun-28\",\"Substation Reinforcement Completion Date\":null},{\"_id\":133,\"AssetID\":\"E - COWL - 55\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Kiddington Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Yarnton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 12 / 24MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":10.92,\"minimum_observed_gross_demand__mva_\":1.79,\"contracted_demand_excl_bess__mva_\":9.20,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.31,\"contracted_generation__mw_\":0.12,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.81\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":134,\"AssetID\":\"E - COWL - 56\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Lovelace Road Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Yarnton 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Date\":\"Mar-28\"},{\"_id\":135,\"AssetID\":\"E - COWL - 57\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Woodstock Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Yarnton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":7.54,\"minimum_observed_gross_demand__mva_\":1.09,\"contracted_demand_excl_bess__mva_\":1.71,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.01,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.90\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":136,\"AssetID\":\"E - COWL - 58\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Yarnton Primary\",\"Upstream GSP\":\"Cowley GSP\",\"Upstream BSP\":\"Yarnton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":22.96,\"minimum_observed_gross_demand__mva_\":3.72,\"contracted_demand_excl_bess__mva_\":43.37,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"17.59\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":137,\"AssetID\":\"E - EALI - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Ealing GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"275 / 66\",\"Transformer Nameplate Ratings\":\"4 x 180MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":194.73,\"minimum_observed_gross_demand__mva_\":71.34,\"contracted_demand_excl_bess__mva_\":130.31,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.11,\"contracted_generation__mw_\":0.40,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"21.90\",\"unsafe_3_phase_break_fault_level__ka_\":\"20.50\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":138,\"AssetID\":\"E - EALI - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Ealing BSP\",\"Upstream GSP\":\"Ealing GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"66 / 22\",\"Transformer Nameplate Ratings\":\"3 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":42.33,\"minimum_observed_gross_demand__mva_\":9.74,\"contracted_demand_excl_bess__mva_\":20.87,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"49.56\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.11,\"contracted_generation__mw_\":0.01,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"85.61\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.70\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Fault Level & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jul-29\"},{\"_id\":139,\"AssetID\":\"E - EALI - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Boston Manor Primary\",\"Upstream GSP\":\"Ealing GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"2 x  20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":24.91,\"minimum_observed_gross_demand__mva_\":8.48,\"contracted_demand_excl_bess__mva_\":12.45,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"3.63\",\"Substation Demand RAG Status\":\"Amber\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"46.48\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"22.96\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Substation Fault Level & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jun-28\"},{\"_id\":140,\"AssetID\":\"E - EALI - 04\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bridge Road Primary\",\"Upstream GSP\":\"Ealing GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"3 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":32.97,\"minimum_observed_gross_demand__mva_\":8.94,\"contracted_demand_excl_bess__mva_\":27.37,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"23.50\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.39,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"80.38\",\"unsafe_3_phase_break_fault_rating__ka_\":\"26.20\",\"unsafe_3_phase_break_fault_level__ka_\":\"23.91\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Substation Fault Level & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Dec-29\"},{\"_id\":141,\"AssetID\":\"E - EALI - 05\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Copley Dene Primary\",\"Upstream GSP\":\"Ealing GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"2 x  30 / 37.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":28.32,\"minimum_observed_gross_demand__mva_\":7.22,\"contracted_demand_excl_bess__mva_\":13.89,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"42.85\",\"unsafe_3_phase_break_fault_rating__ka_\":\"26.20\",\"unsafe_3_phase_break_fault_level__ka_\":\"16.65\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jul-29\"},{\"_id\":142,\"AssetID\":\"E - EALI - 06\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Ealing Primary\",\"Upstream GSP\":\"Ealing GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"3 x 20MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":27.99,\"minimum_observed_gross_demand__mva_\":6.81,\"contracted_demand_excl_bess__mva_\":17.45,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"44.81\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"17.50\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jan-27\"},{\"_id\":143,\"AssetID\":\"E - EALI - 07\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Ironbridge Primary\",\"Upstream GSP\":\"Ealing GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"1 x 20MVA + 1 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":23.45,\"minimum_observed_gross_demand__mva_\":7.08,\"contracted_demand_excl_bess__mva_\":15.78,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"3.55\",\"Substation Demand RAG Status\":\"Amber\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"26.08\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.34\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":144,\"AssetID\":\"E - EALI - 08\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Southfield Road Primary\",\"Upstream GSP\":\"Ealing GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":27.25,\"minimum_observed_gross_demand__mva_\":4.88,\"contracted_demand_excl_bess__mva_\":22.50,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"42.88\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.59\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Sep-27\"},{\"_id\":145,\"AssetID\":\"E - EALI - 09\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Brentford Primary\",\"Upstream GSP\":\"Ealing GSP\",\"Upstream BSP\":\"Ealing BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 11\",\"Transformer Nameplate Ratings\":\"4 x 10MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":19.52,\"minimum_observed_gross_demand__mva_\":5.78,\"contracted_demand_excl_bess__mva_\":13.70,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"9.46\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"34.28\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.84\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":146,\"AssetID\":\"E - EALI - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Dean Gardens Primary\",\"Upstream GSP\":\"Ealing GSP\",\"Upstream BSP\":\"Ealing BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 11\",\"Transformer Nameplate Ratings\":\"1 x 10 / 11.5MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":3.93,\"minimum_observed_gross_demand__mva_\":0.75,\"contracted_demand_excl_bess__mva_\":3.78,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"6.32\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.11,\"contracted_generation__mw_\":0.01,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"11.54\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"4.67\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":147,\"AssetID\":\"E - EALI - 11\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Harvard lane Primary\",\"Upstream GSP\":\"Ealing GSP\",\"Upstream BSP\":\"Ealing BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 11\",\"Transformer Nameplate Ratings\":\"2 x 10 / 12.5MVA + 1 x 12 / 24MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":20.34,\"minimum_observed_gross_demand__mva_\":6.71,\"contracted_demand_excl_bess__mva_\":3.38,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"2.67\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"29.15\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.26\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":\"Aug-28\",\"Substation Reinforcement Completion Date\":\"Aug-28\"},{\"_id\":148,\"AssetID\":\"E - ECLA - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"East Claydon GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"400 / 132\",\"Transformer Nameplate Ratings\":\"4 x 240MVA (Shared with NGED)\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":62.27,\"minimum_observed_gross_demand__mva_\":8.97,\"contracted_demand_excl_bess__mva_\":184.69,\"contracted_bess_demand__mva_\":181.00,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"1MW\",\"connected_generation__mw_\":49.70,\"contracted_generation__mw_\":323.86,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"40.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"21.20\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Mar-31\",\"Substation Reinforcement Completion Date\":null},{\"_id\":149,\"AssetID\":\"E - ECLA - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bicester North BSP\",\"Upstream GSP\":\"East Claydon GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x  45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":62.27,\"minimum_observed_gross_demand__mva_\":8.97,\"contracted_demand_excl_bess__mva_\":184.69,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"1MW\",\"connected_generation__mw_\":49.70,\"contracted_generation__mw_\":59.36,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"31.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.52\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Oct-37\",\"Substation Reinforcement Completion 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GSP\",\"Upstream BSP\":\"Wootton Common BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":17.13,\"minimum_observed_gross_demand__mva_\":3.46,\"contracted_demand_excl_bess__mva_\":4.71,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.68\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":164,\"AssetID\":\"E - FAWL - 11\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Sandown Primary\",\"Upstream GSP\":\"Fawley GSP\",\"Upstream BSP\":\"Wootton Common BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.89,\"minimum_observed_gross_demand__mva_\":2.61,\"contracted_demand_excl_bess__mva_\":4.04,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.34\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":165,\"AssetID\":\"E - FAWL - 12\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Shalfleet Primary\",\"Upstream GSP\":\"Fawley GSP\",\"Upstream BSP\":\"Wootton Common BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":6.03,\"minimum_observed_gross_demand__mva_\":1.12,\"contracted_demand_excl_bess__mva_\":0.87,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":1.43,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"16.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.59\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":167,\"AssetID\":\"E - FAWL - 14\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Butts Ash Primary\",\"Upstream GSP\":\"Fawley GSP\",\"Upstream BSP\":\"Langley BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer 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Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":175,\"AssetID\":\"E - FLEE - 07\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Camberley (Main) BSP\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":73.85,\"minimum_observed_gross_demand__mva_\":27.60,\"contracted_demand_excl_bess__mva_\":18.19,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"31.73\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.53,\"contracted_generation__mw_\":0.23,\"Technical Limits Agreed at 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Threshold\":\"5MW\",\"connected_generation__mw_\":0.41,\"contracted_generation__mw_\":0.25,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.40\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":177,\"AssetID\":\"E - FLEE - 09\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Coxmoor Wood BSP\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":84.17,\"minimum_observed_gross_demand__mva_\":12.13,\"contracted_demand_excl_bess__mva_\":23.25,\"contracted_bess_demand__mva_\":10.97,\"estimated_demand_headroom__mva_\":\"20.48\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":34.09,\"contracted_generation__mw_\":31.90,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"16.04\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Dec-31\"},{\"_id\":178,\"AssetID\":\"E - FLEE - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Fernhurst BSP\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"N/A\",\"Substation 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":25.30,\"minimum_observed_gross_demand__mva_\":6.89,\"contracted_demand_excl_bess__mva_\":12.12,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"83.66\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.13,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"31.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.37\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":184,\"AssetID\":\"E - FLEE - 16\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Aldershot Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Aldershot BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":10.93,\"minimum_observed_gross_demand__mva_\":2.44,\"contracted_demand_excl_bess__mva_\":2.96,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":2.28,\"contracted_generation__mw_\":0.12,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.35\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":185,\"AssetID\":\"E - FLEE - 17\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Farnham Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Aldershot BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 20MVA + 1 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":15.78,\"minimum_observed_gross_demand__mva_\":4.03,\"contracted_demand_excl_bess__mva_\":7.81,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.90\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Apr-26\",\"Substation Reinforcement Completion Date\":null},{\"_id\":186,\"AssetID\":\"E - FLEE - 18\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Godalming Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Aldershot BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.82,\"minimum_observed_gross_demand__mva_\":4.21,\"contracted_demand_excl_bess__mva_\":3.97,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.02,\"Technical Limits Agreed at 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Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":196,\"AssetID\":\"E - FLEE - 28\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Five Oaks Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Fernhurst BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.30,\"minimum_observed_gross_demand__mva_\":1.34,\"contracted_demand_excl_bess__mva_\":3.82,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"2.64\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.95,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":3.22,\"minimum_observed_gross_demand__mva_\":0.46,\"contracted_demand_excl_bess__mva_\":0.12,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"3.80\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"4.85\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":220,\"AssetID\":\"E - FLEE - 52\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Pangbourne Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Burghfield (Reserve) BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.54,\"minimum_observed_gross_demand__mva_\":2.04,\"contracted_demand_excl_bess__mva_\":1.28,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"18.16\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.16\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":221,\"AssetID\":\"E - FLEE - 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.08,\"minimum_observed_gross_demand__mva_\":1.86,\"contracted_demand_excl_bess__mva_\":5.16,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"12.30\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.24,\"contracted_generation__mw_\":2.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.07\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Mar-29\",\"Substation Reinforcement Completion Date\":null},{\"_id\":225,\"AssetID\":\"E - FLEE - 57\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Camberley Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Camberley (Main) 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Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":237,\"AssetID\":\"E - FLEE - 69\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Hook Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Coxmoor Wood BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":13.44,\"minimum_observed_gross_demand__mva_\":2.67,\"contracted_demand_excl_bess__mva_\":6.30,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"11.03\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.62,\"minimum_observed_gross_demand__mva_\":4.16,\"contracted_demand_excl_bess__mva_\":6.34,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"7.51\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.62\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":240,\"AssetID\":\"E - FLEE - 72\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Cordwallis Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Maidenhead 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Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"17.09\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":249,\"AssetID\":\"E - FLEE - 81\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Northumberland Avenue Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Reading BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 21MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":12.84,\"minimum_observed_gross_demand__mva_\":4.15,\"contracted_demand_excl_bess__mva_\":4.45,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.30,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"17.05\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":250,\"AssetID\":\"E - FLEE - 82\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Reading Primary\",\"Upstream 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Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":251,\"AssetID\":\"E - FLEE - 83\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Silver Street Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Reading BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 28MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.95,\"minimum_observed_gross_demand__mva_\":3.52,\"contracted_demand_excl_bess__mva_\":3.31,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":1.14,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.13,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.72\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":253,\"AssetID\":\"E - FLEE - 85\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Caversham Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Reading Town BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.35,\"minimum_observed_gross_demand__mva_\":2.06,\"contracted_demand_excl_bess__mva_\":0.70,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"16.60\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.61\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":254,\"AssetID\":\"E - FLEE - 86\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Reading Town Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Reading Town BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"4 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":27.75,\"minimum_observed_gross_demand__mva_\":7.80,\"contracted_demand_excl_bess__mva_\":14.43,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"52.74\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.57,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.78\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":255,\"AssetID\":\"E - FLEE - 87\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"The Mall Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Reading Town BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":14.48,\"minimum_observed_gross_demand__mva_\":3.83,\"contracted_demand_excl_bess__mva_\":4.52,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"13.15\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.92\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":256,\"AssetID\":\"E - FLEE - 88\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Elms Road Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Wokingham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 24.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.99,\"minimum_observed_gross_demand__mva_\":4.65,\"contracted_demand_excl_bess__mva_\":3.47,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"4.22\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.33,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.05\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":257,\"AssetID\":\"E - FLEE - 89\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Peacock Farm Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Wokingham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":5.03,\"minimum_observed_gross_demand__mva_\":1.24,\"contracted_demand_excl_bess__mva_\":6.85,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"5.65\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.05,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.99\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":258,\"AssetID\":\"E - FLEE - 90\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Wokingham Primary\",\"Upstream GSP\":\"Fleet-Bramley GSP\",\"Upstream BSP\":\"Wokingham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.94,\"minimum_observed_gross_demand__mva_\":2.20,\"contracted_demand_excl_bess__mva_\":1.80,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"18.48\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.67\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":259,\"AssetID\":\"E - IVEE - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Iver 66kV GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"275 / 66\",\"Transformer Nameplate Ratings\":\"2 x 120MVA + 2 x 180MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":157.33,\"minimum_observed_gross_demand__mva_\":57.50,\"contracted_demand_excl_bess__mva_\":176.77,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":1.09,\"contracted_generation__mw_\":0.88,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"40.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"20.92\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":260,\"AssetID\":\"E - IVEE - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Hillingdon Primary\",\"Upstream GSP\":\"Iver 66kV GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":26.63,\"minimum_observed_gross_demand__mva_\":8.87,\"contracted_demand_excl_bess__mva_\":4.21,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"8.98\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.90,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"44.16\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"25.49\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":261,\"AssetID\":\"E - IVEE - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Northolt Primary\",\"Upstream GSP\":\"Iver 66kV GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":27.93,\"minimum_observed_gross_demand__mva_\":6.02,\"contracted_demand_excl_bess__mva_\":14.55,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.53,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"41.68\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.00\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Oct-26\"},{\"_id\":262,\"AssetID\":\"E - IVEE - 04\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Uxbridge Primary\",\"Upstream GSP\":\"Iver 66kV GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"3 x 20 / 28MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":36.49,\"minimum_observed_gross_demand__mva_\":7.29,\"contracted_demand_excl_bess__mva_\":32.33,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"10.17\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"60.49\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.70\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jun-28\"},{\"_id\":263,\"AssetID\":\"E - IVEE - 05\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Yiewsley Primary\",\"Upstream GSP\":\"Iver 66kV GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"2 x 30 / 60MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":28.46,\"minimum_observed_gross_demand__mva_\":9.84,\"contracted_demand_excl_bess__mva_\":18.75,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"18.96\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.35,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"66.49\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.72\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":264,\"AssetID\":\"E - IVES - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Iver 132kV GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"400 / 132\",\"Transformer Nameplate Ratings\":\"4 x 240MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":525.76,\"minimum_observed_gross_demand__mva_\":236.44,\"contracted_demand_excl_bess__mva_\":471.18,\"contracted_bess_demand__mva_\":206.21,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":157.02,\"contracted_generation__mw_\":358.96,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"20.53\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Fault Level\",\"Upstream Reinforcement Completion Date\":\"Sep-26\",\"Substation Reinforcement Completion Date\":\"Jun-30\"},{\"_id\":265,\"AssetID\":\"E - IVES - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Chalvey BSP\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream 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Date\":null},{\"_id\":266,\"AssetID\":\"E - IVES - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Cippenham BSP\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":42.90,\"minimum_observed_gross_demand__mva_\":11.12,\"contracted_demand_excl_bess__mva_\":22.27,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.95,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"95.67\",\"unsafe_3_phase_break_fault_rating__ka_\":\"31.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.66\",\"Substation Generation RAG 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GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"26.43\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"17.42\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":\"Jun-30\",\"Substation Reinforcement Completion Date\":\"Mar-29\"},{\"_id\":268,\"AssetID\":\"E - IVES - 05\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Longford BSP\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":59.08,\"minimum_observed_gross_demand__mva_\":8.51,\"contracted_demand_excl_bess__mva_\":19.07,\"contracted_bess_demand__mva_\":3.79,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand 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GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 22\",\"Transformer Nameplate Ratings\":\"2 x 40 / 60MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":36.11,\"minimum_observed_gross_demand__mva_\":11.63,\"contracted_demand_excl_bess__mva_\":6.35,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":8.55,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"60.08\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.72\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":271,\"AssetID\":\"E - IVES - 08\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Chalvey Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Chalvey BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"3 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":34.67,\"minimum_observed_gross_demand__mva_\":8.81,\"contracted_demand_excl_bess__mva_\":10.94,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.57,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"84.24\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.83\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":272,\"AssetID\":\"E - IVES - 09\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Petersfield Avenue Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Chalvey BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 17 / 21MVA + 2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":18.99,\"minimum_observed_gross_demand__mva_\":4.87,\"contracted_demand_excl_bess__mva_\":13.08,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.06,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"53.26\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.23\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":273,\"AssetID\":\"E - IVES - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Clarence Road Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Cippenham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 17 / 21.5MVA + 1 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":27.36,\"minimum_observed_gross_demand__mva_\":8.52,\"contracted_demand_excl_bess__mva_\":12.27,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.95,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"43.77\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.86\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":274,\"AssetID\":\"E - IVES - 11\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Beaconsfield (Middle Busbars) Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Denham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"2 x 10MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":10.89,\"minimum_observed_gross_demand__mva_\":2.91,\"contracted_demand_excl_bess__mva_\":3.57,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.04,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"12.36\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.37\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":\"Mar-30\",\"Substation Reinforcement Completion Date\":\"Mar-30\"},{\"_id\":275,\"AssetID\":\"E - IVES - 12\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Cokes Lane Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Denham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"2 x 10 / 12.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":5.65,\"minimum_observed_gross_demand__mva_\":1.35,\"contracted_demand_excl_bess__mva_\":0.65,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"13.22\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.06\",\"Substation Generation RAG Status\":\"Amber\",\"Generation Constraint\":\"Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":276,\"AssetID\":\"E - IVES - 13\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Denham Avenue Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Denham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"2 x 10MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.91,\"minimum_observed_gross_demand__mva_\":2.87,\"contracted_demand_excl_bess__mva_\":3.06,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"12.37\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.82\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Fault Level\",\"Upstream Reinforcement Completion Date\":\"Jun-30\",\"Substation Reinforcement Completion Date\":null},{\"_id\":277,\"AssetID\":\"E - IVES - 14\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Gerrards Cross Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Denham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"2 x 10 / 12.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":12.77,\"minimum_observed_gross_demand__mva_\":3.55,\"contracted_demand_excl_bess__mva_\":1.76,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"15.42\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.81\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":\"Jun-30\",\"Substation Reinforcement Completion Date\":null},{\"_id\":278,\"AssetID\":\"E - IVES - 15\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Grassingham Road Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Denham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"3 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":12.49,\"minimum_observed_gross_demand__mva_\":3.04,\"contracted_demand_excl_bess__mva_\":1.13,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.05,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"16.66\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.32\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":279,\"AssetID\":\"E - IVES - 16\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Harefield Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Denham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"2 x 10 / 12.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":5.31,\"minimum_observed_gross_demand__mva_\":1.34,\"contracted_demand_excl_bess__mva_\":0.65,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"14.91\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.47\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":280,\"AssetID\":\"E - IVES - 17\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bath Road West Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Longford BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":13.00,\"minimum_observed_gross_demand__mva_\":5.50,\"contracted_demand_excl_bess__mva_\":8.14,\"contracted_bess_demand__mva_\":3.79,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.31,\"contracted_generation__mw_\":1.90,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"21.52\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.52\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":281,\"AssetID\":\"E - IVES - 18\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Poyle Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Longford BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.72,\"minimum_observed_gross_demand__mva_\":5.00,\"contracted_demand_excl_bess__mva_\":7.93,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"33.50\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.94\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":282,\"AssetID\":\"E - IVES - 19\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Farnham Royal Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Slough BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 12 / 24MVA + 2 x 17 / 19.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":24.24,\"minimum_observed_gross_demand__mva_\":3.49,\"contracted_demand_excl_bess__mva_\":8.94,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"39.69\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.85\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":283,\"AssetID\":\"E - IVES - 20\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Taplow Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Slough BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":13.16,\"minimum_observed_gross_demand__mva_\":3.76,\"contracted_demand_excl_bess__mva_\":0.88,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"32.26\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"5.71\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":284,\"AssetID\":\"E - IVES - 21\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Beaconsfield (End Busbars) Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Upton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"2 x 5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":4.47,\"minimum_observed_gross_demand__mva_\":1.18,\"contracted_demand_excl_bess__mva_\":0.67,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"6.88\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"3.78\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":\"Mar-30\",\"Substation Reinforcement Completion Date\":\"Mar-30\"},{\"_id\":285,\"AssetID\":\"E - IVES - 22\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Sutton Lane Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Upton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 11\",\"Transformer Nameplate Ratings\":\"2 x 12 / 24MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.89,\"minimum_observed_gross_demand__mva_\":3.33,\"contracted_demand_excl_bess__mva_\":1.67,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":3.85,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"22.11\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.93\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":286,\"AssetID\":\"E - IVES - 23\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Upton Primary\",\"Upstream GSP\":\"Iver 132kV GSP\",\"Upstream BSP\":\"Upton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 11\",\"Transformer Nameplate Ratings\":\"3 x 10MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":19.04,\"minimum_observed_gross_demand__mva_\":4.71,\"contracted_demand_excl_bess__mva_\":4.68,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.62,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"28.32\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.67\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":287,\"AssetID\":\"E - LALE - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Laleham GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"275 / 132\",\"Transformer Nameplate Ratings\":\"4 x 240MVA (Shared with UKPN)\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":273.01,\"minimum_observed_gross_demand__mva_\":109.18,\"contracted_demand_excl_bess__mva_\":141.52,\"contracted_bess_demand__mva_\":463.16,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":16.61,\"contracted_generation__mw_\":551.74,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"31.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.93\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Mar-30\",\"Substation Reinforcement Completion Date\":null},{\"_id\":288,\"AssetID\":\"E - LALE - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"East Bedfont BSP\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 22\",\"Transformer Nameplate Ratings\":\"2 x 30 / 60MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":51.94,\"minimum_observed_gross_demand__mva_\":21.56,\"contracted_demand_excl_bess__mva_\":28.85,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"8.72\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":4.88,\"contracted_generation__mw_\":1.70,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.20\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Mar-28\"},{\"_id\":289,\"AssetID\":\"E - LALE - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Staines BSP\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":114.96,\"minimum_observed_gross_demand__mva_\":35.35,\"contracted_demand_excl_bess__mva_\":35.42,\"contracted_bess_demand__mva_\":52.63,\"estimated_demand_headroom__mva_\":\"37.23\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":11.33,\"contracted_generation__mw_\":100.05,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"31.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.58\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Mar-32\",\"Substation Reinforcement Completion Date\":\"Mar-32\"},{\"_id\":290,\"AssetID\":\"E - LALE - 04\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"East Bedfont Primary\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"132 / 11\",\"Transformer Nameplate Ratings\":\"1 x 20MVA + 1 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":18.03,\"minimum_observed_gross_demand__mva_\":4.92,\"contracted_demand_excl_bess__mva_\":17.26,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.40,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.69\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Dec-26\"},{\"_id\":291,\"AssetID\":\"E - LALE - 05\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Church Road Primary\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"East Bedfont BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 11\",\"Transformer Nameplate Ratings\":\"2 x 10 / 12.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.96,\"minimum_observed_gross_demand__mva_\":2.26,\"contracted_demand_excl_bess__mva_\":1.68,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.13,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.14\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":292,\"AssetID\":\"E - LALE - 06\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Feltham Primary\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"East Bedfont BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"3 x 10 / 12.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.95,\"minimum_observed_gross_demand__mva_\":2.60,\"contracted_demand_excl_bess__mva_\":2.21,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"8.72\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.36\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":293,\"AssetID\":\"E - LALE - 07\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Hope And Anchor Primary\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"East Bedfont BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"2 x 10MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":2.57,\"minimum_observed_gross_demand__mva_\":0.52,\"contracted_demand_excl_bess__mva_\":0.32,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"4.24\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.89\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":294,\"AssetID\":\"E - LALE - 08\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"North Feltham Primary\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"East Bedfont BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 11\",\"Transformer Nameplate Ratings\":\"2 x 10 / 11.5MVA + 1 x 10 / 12.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":17.64,\"minimum_observed_gross_demand__mva_\":6.92,\"contracted_demand_excl_bess__mva_\":6.64,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.50\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.10\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":295,\"AssetID\":\"E - LALE - 09\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Causeway Primary\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"Staines BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 12 / 24MVA + 1 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":17.95,\"minimum_observed_gross_demand__mva_\":5.53,\"contracted_demand_excl_bess__mva_\":6.54,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"24.63\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":5.93,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"21.29\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":296,\"AssetID\":\"E - LALE - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Egham Primary\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"Staines BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":21.84,\"minimum_observed_gross_demand__mva_\":6.43,\"contracted_demand_excl_bess__mva_\":4.56,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"5.50\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"16.71\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jun-32\"},{\"_id\":297,\"AssetID\":\"E - LALE - 11\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Sidney Road Primary\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"Staines BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":12.78,\"minimum_observed_gross_demand__mva_\":3.38,\"contracted_demand_excl_bess__mva_\":2.66,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"8.65\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"16.48\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":298,\"AssetID\":\"E - LALE - 12\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Stanwell Primary\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"Staines BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.65,\"minimum_observed_gross_demand__mva_\":3.42,\"contracted_demand_excl_bess__mva_\":10.58,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"3.77\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.55\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":299,\"AssetID\":\"E - LALE - 13\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Sunbury Cross Primary\",\"Upstream GSP\":\"Laleham GSP\",\"Upstream BSP\":\"Staines BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"3 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":29.72,\"minimum_observed_gross_demand__mva_\":6.23,\"contracted_demand_excl_bess__mva_\":11.08,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"18.99\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.05,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.22\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":300,\"AssetID\":\"E - LOVE - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Lovedean GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"400 / 132\",\"Transformer Nameplate Ratings\":\"4 x 240MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":587.94,\"minimum_observed_gross_demand__mva_\":223.71,\"contracted_demand_excl_bess__mva_\":403.58,\"contracted_bess_demand__mva_\":660.59,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":348.58,\"contracted_generation__mw_\":772.33,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.10\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Feb-31\"},{\"_id\":301,\"AssetID\":\"E - LOVE - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Chichester BSP\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"1 x 37.5 / 75MVA + 1 x 55 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":90.61,\"minimum_observed_gross_demand__mva_\":15.30,\"contracted_demand_excl_bess__mva_\":93.39,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":89.29,\"contracted_generation__mw_\":77.46,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"16.96\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jul-26\"},{\"_id\":302,\"AssetID\":\"E - LOVE - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Fareham (Main) BSP\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":89.79,\"minimum_observed_gross_demand__mva_\":12.93,\"contracted_demand_excl_bess__mva_\":55.60,\"contracted_bess_demand__mva_\":7.37,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":75.84,\"contracted_generation__mw_\":32.08,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.08\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Jun-26\",\"Substation Reinforcement Completion Date\":null},{\"_id\":303,\"AssetID\":\"E - LOVE - 04\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Fareham (Reserve) BSP\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"1 x 40 / 60MVA + 1 x 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":51.12,\"minimum_observed_gross_demand__mva_\":7.36,\"contracted_demand_excl_bess__mva_\":39.55,\"contracted_bess_demand__mva_\":55.29,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":27.03,\"minimum_observed_gross_demand__mva_\":4.92,\"contracted_demand_excl_bess__mva_\":16.47,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":38.26,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.28\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Oct-27\"},{\"_id\":305,\"AssetID\":\"E - LOVE - 06\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Havant BSP\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":80.21,\"minimum_observed_gross_demand__mva_\":16.52,\"contracted_demand_excl_bess__mva_\":33.21,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":30.74,\"contracted_generation__mw_\":21.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.64\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":306,\"AssetID\":\"E - LOVE - 07\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Hunston BSP\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"133 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":71.58,\"minimum_observed_gross_demand__mva_\":16.05,\"contracted_demand_excl_bess__mva_\":36.92,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":39.00,\"contracted_generation__mw_\":42.76,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.59\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":307,\"AssetID\":\"E - LOVE - 08\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Portsmouth BSP\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"1 x 45 / 90MVA + 1 x 65 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":95.26,\"minimum_observed_gross_demand__mva_\":34.30,\"contracted_demand_excl_bess__mva_\":14.16,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":16.15,\"contracted_generation__mw_\":4.94,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.79\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Apr-30\",\"Substation Reinforcement Completion Date\":\"Apr-30\"},{\"_id\":308,\"AssetID\":\"E - LOVE - 09\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Wymering BSP\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA + 1 x 65 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":102.41,\"minimum_observed_gross_demand__mva_\":27.75,\"contracted_demand_excl_bess__mva_\":79.29,\"contracted_bess_demand__mva_\":3.89,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":20.35,\"contracted_generation__mw_\":5.54,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"17.87\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Jun-32\",\"Substation Reinforcement Completion Date\":null},{\"_id\":309,\"AssetID\":\"E - LOVE - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Argyle Road Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Chichester BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.02,\"minimum_observed_gross_demand__mva_\":2.31,\"contracted_demand_excl_bess__mva_\":0.85,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.29\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":\"Mar-26\",\"Substation Reinforcement Completion Date\":null},{\"_id\":310,\"AssetID\":\"E - LOVE - 11\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Ashling Road Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Hunston BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 20MVA + 1 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":24.75,\"minimum_observed_gross_demand__mva_\":4.24,\"contracted_demand_excl_bess__mva_\":11.31,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":2.55,\"contracted_generation__mw_\":0.01,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.78\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":\"Sep-31\",\"Substation Reinforcement Completion Date\":\"Sep-31\"},{\"_id\":311,\"AssetID\":\"E - LOVE - 12\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Billingshurst Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Chichester BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 12 / 24MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":6.84,\"minimum_observed_gross_demand__mva_\":0.99,\"contracted_demand_excl_bess__mva_\":1.79,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.09,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"3.35\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":312,\"AssetID\":\"E - LOVE - 13\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bilsham Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Chichester BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":24.71,\"minimum_observed_gross_demand__mva_\":3.56,\"contracted_demand_excl_bess__mva_\":18.12,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.08,\"minimum_observed_gross_demand__mva_\":1.98,\"contracted_demand_excl_bess__mva_\":4.59,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.29,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.05\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Dec-28\",\"Substation Reinforcement Completion Date\":\"Jun-30\"},{\"_id\":314,\"AssetID\":\"E - LOVE - 15\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Chichester Primary\",\"Upstream 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Date\":null,\"Substation Reinforcement Completion Date\":\"Oct-28\"},{\"_id\":315,\"AssetID\":\"E - LOVE - 16\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Hunston Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Hunston BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":13.60,\"minimum_observed_gross_demand__mva_\":3.27,\"contracted_demand_excl_bess__mva_\":12.71,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.94,\"contracted_generation__mw_\":0.20,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.61\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":316,\"AssetID\":\"E - LOVE - 17\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Market Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Chichester BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 28MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":13.68,\"minimum_observed_gross_demand__mva_\":2.81,\"contracted_demand_excl_bess__mva_\":4.77,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.07\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":317,\"AssetID\":\"E - LOVE - 18\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Rose Green Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Hunston BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":14.46,\"minimum_observed_gross_demand__mva_\":2.57,\"contracted_demand_excl_bess__mva_\":7.87,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":5.77,\"contracted_generation__mw_\":1.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.56\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":318,\"AssetID\":\"E - LOVE - 19\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Selsey Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Hunston BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.26,\"minimum_observed_gross_demand__mva_\":2.13,\"contracted_demand_excl_bess__mva_\":0.43,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":9.75,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.51\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Dec-28\",\"Substation Reinforcement Completion Date\":null},{\"_id\":319,\"AssetID\":\"E - LOVE - 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Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"May-30\",\"Substation Reinforcement Completion Date\":\"Jan-27\"},{\"_id\":320,\"AssetID\":\"E - LOVE - 21\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Brockhurst Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Fareham (Main) BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":17.79,\"minimum_observed_gross_demand__mva_\":5.19,\"contracted_demand_excl_bess__mva_\":4.11,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.14,\"contracted_generation__mw_\":0.10,\"Technical Limits Agreed at 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Date\":null},{\"_id\":329,\"AssetID\":\"E - LOVE - 30\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Purbrook Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Fort Widley BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":6.29,\"minimum_observed_gross_demand__mva_\":0.91,\"contracted_demand_excl_bess__mva_\":2.15,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.49\",\"Substation Generation RAG 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Date\":null},{\"_id\":344,\"AssetID\":\"E - LOVE - 45\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Gamble Road Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Wymering BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"3 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":17.89,\"minimum_observed_gross_demand__mva_\":3.96,\"contracted_demand_excl_bess__mva_\":9.36,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.34,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.35\",\"Substation Generation RAG 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Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.04,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.58\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":347,\"AssetID\":\"E - LOVE - 48\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Wymering Primary\",\"Upstream GSP\":\"Lovedean GSP\",\"Upstream BSP\":\"Wymering BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA + 1 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":18.04,\"minimum_observed_gross_demand__mva_\":5.17,\"contracted_demand_excl_bess__mva_\":14.32,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.07,\"contracted_generation__mw_\":0.06,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.57\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":348,\"AssetID\":\"E - MANN - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Mannington GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation 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02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Arnewood BSP\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 60MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":46.92,\"minimum_observed_gross_demand__mva_\":8.08,\"contracted_demand_excl_bess__mva_\":7.61,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"25.84\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":5.87,\"contracted_generation__mw_\":12.35,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.31\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Feb-31\"},{\"_id\":350,\"AssetID\":\"E - MANN - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bournemouth BSP\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"3 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":130.13,\"minimum_observed_gross_demand__mva_\":28.46,\"contracted_demand_excl_bess__mva_\":31.19,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":7.21,\"contracted_generation__mw_\":0.08,\"Technical Limits Agreed at 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Date\":\"Jan-28\"},{\"_id\":359,\"AssetID\":\"E - MANN - 12\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Winfrith Heath Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"132 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":22.98,\"minimum_observed_gross_demand__mva_\":3.31,\"contracted_demand_excl_bess__mva_\":5.04,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":23.51,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"16.39\",\"Substation Generation RAG 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Date\":null},{\"_id\":364,\"AssetID\":\"E - MANN - 17\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Alderney Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Bournemouth BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 22.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.94,\"minimum_observed_gross_demand__mva_\":2.44,\"contracted_demand_excl_bess__mva_\":13.45,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":21.64,\"minimum_observed_gross_demand__mva_\":4.70,\"contracted_demand_excl_bess__mva_\":1.59,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.05\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":367,\"AssetID\":\"E - MANN - 20\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Electric House Primary\",\"Upstream 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Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":368,\"AssetID\":\"E - MANN - 21\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Parkstone North Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Bournemouth BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":22.61,\"minimum_observed_gross_demand__mva_\":3.26,\"contracted_demand_excl_bess__mva_\":3.08,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":13.70,\"minimum_observed_gross_demand__mva_\":3.28,\"contracted_demand_excl_bess__mva_\":1.94,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.02,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.62\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":371,\"AssetID\":\"E - MANN - 24\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Boscombe East Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Christchurch BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.53,\"minimum_observed_gross_demand__mva_\":2.03,\"contracted_demand_excl_bess__mva_\":13.28,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"8.58\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.95,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.14\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":372,\"AssetID\":\"E - MANN - 25\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Christchurch Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Christchurch BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":20.27,\"minimum_observed_gross_demand__mva_\":4.67,\"contracted_demand_excl_bess__mva_\":5.50,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"4.34\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.83,\"contracted_generation__mw_\":0.44,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.46\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":373,\"AssetID\":\"E - MANN - 26\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Somerford Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Christchurch BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":18.42,\"minimum_observed_gross_demand__mva_\":5.60,\"contracted_demand_excl_bess__mva_\":1.45,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"6.72\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.95,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.35\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":375,\"AssetID\":\"E - MANN - 28\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Blandford Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Lytchett BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x  20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":14.10,\"minimum_observed_gross_demand__mva_\":3.22,\"contracted_demand_excl_bess__mva_\":4.75,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"20.67\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.48,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.42\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":376,\"AssetID\":\"E - MANN - 29\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Corfe Mullen Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Lytchett BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.13,\"minimum_observed_gross_demand__mva_\":1.76,\"contracted_demand_excl_bess__mva_\":2.92,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"15.48\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":2.04,\"contracted_generation__mw_\":13.20,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.50\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":377,\"AssetID\":\"E - MANN - 30\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Creekmoor Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Lytchett BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 28MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":13.48,\"minimum_observed_gross_demand__mva_\":3.56,\"contracted_demand_excl_bess__mva_\":2.21,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"15.70\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.88\",\"Substation Generation RAG Status\":\"Red\",\"Generation 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Reinforcement Completion Date\":\"Sep-28\"},{\"_id\":388,\"AssetID\":\"E - MANN - 41\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Wimborne St Giles Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Mannington BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 5MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":0.96,\"minimum_observed_gross_demand__mva_\":0.14,\"contracted_demand_excl_bess__mva_\":0.03,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.52\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"12.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"2.88\",\"Substation Generation RAG 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Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Mar-30\"},{\"_id\":394,\"AssetID\":\"E - MANN - 47\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bemerton Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Salisbury BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.98,\"minimum_observed_gross_demand__mva_\":1.79,\"contracted_demand_excl_bess__mva_\":2.20,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"21.26\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":404,\"AssetID\":\"E - MANN - 57\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Gussage St Michael Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Shaftesbury BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 5MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":1.21,\"minimum_observed_gross_demand__mva_\":0.20,\"contracted_demand_excl_bess__mva_\":0.05,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"7.22\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.07,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":409,\"AssetID\":\"E - MANN - 62\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Tisbury Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Shaftesbury BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 8MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":5.12,\"minimum_observed_gross_demand__mva_\":0.74,\"contracted_demand_excl_bess__mva_\":6.22,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.70\",\"Substation Demand RAG Status\":\"Amber\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.20,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"5.36\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":410,\"AssetID\":\"E - MANN - 63\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"West Stour Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Shaftesbury BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5MVA + 1 x 8MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":4.68,\"minimum_observed_gross_demand__mva_\":0.67,\"contracted_demand_excl_bess__mva_\":0.57,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"4.74\",\"Substation Demand RAG Status\":\"Green\",\"Demand 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.39,\"minimum_observed_gross_demand__mva_\":1.29,\"contracted_demand_excl_bess__mva_\":4.04,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"2.48\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.16,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.01\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":412,\"AssetID\":\"E - MANN - 65\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bovington Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Wareham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 8MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":5.31,\"minimum_observed_gross_demand__mva_\":0.76,\"contracted_demand_excl_bess__mva_\":0.12,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":5.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.28\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":413,\"AssetID\":\"E - MANN - 66\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bushey Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Wareham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 5MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":1.59,\"minimum_observed_gross_demand__mva_\":0.39,\"contracted_demand_excl_bess__mva_\":0.07,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"2.62\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":414,\"AssetID\":\"E - MANN - 67\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Swanage Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Wareham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 10MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.08,\"minimum_observed_gross_demand__mva_\":1.89,\"contracted_demand_excl_bess__mva_\":1.21,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.95,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.65\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Dec-27\"},{\"_id\":415,\"AssetID\":\"E - MANN - 68\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Wareham Town Primary\",\"Upstream GSP\":\"Mannington GSP\",\"Upstream BSP\":\"Wareham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 11.25MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":10.37,\"minimum_observed_gross_demand__mva_\":1.70,\"contracted_demand_excl_bess__mva_\":1.52,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":4.04,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.79\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jan-28\"},{\"_id\":416,\"AssetID\":\"E - MELK - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Melksham GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"400 / 132\",\"Transformer Nameplate Ratings\":\"4 x 240MVA\",\"Single Transformer 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Date\":null},{\"_id\":433,\"AssetID\":\"E - MELK - 18\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Cocklebury Primary\",\"Upstream GSP\":\"Melksham GSP\",\"Upstream BSP\":\"Chippenham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"3 x 12 / 24MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.77,\"minimum_observed_gross_demand__mva_\":4.54,\"contracted_demand_excl_bess__mva_\":6.77,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"1MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"21.34\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":434,\"AssetID\":\"E - MELK - 19\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Lyneham Primary\",\"Upstream GSP\":\"Melksham GSP\",\"Upstream BSP\":\"Chippenham BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 10.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.07,\"minimum_observed_gross_demand__mva_\":1.43,\"contracted_demand_excl_bess__mva_\":2.63,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"1MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.30,\"Technical Limits Agreed at 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Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":\"Mar-33\",\"Substation Reinforcement Completion Date\":\"Mar-33\"},{\"_id\":449,\"AssetID\":\"E - MELK - 34\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bradford-On-Avon Primary\",\"Upstream GSP\":\"Melksham GSP\",\"Upstream BSP\":\"Norrington BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":12.33,\"minimum_observed_gross_demand__mva_\":2.28,\"contracted_demand_excl_bess__mva_\":2.89,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"1MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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GSP\",\"Upstream BSP\":\"Norrington BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 21MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":20.51,\"minimum_observed_gross_demand__mva_\":5.64,\"contracted_demand_excl_bess__mva_\":4.30,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"1MW\",\"connected_generation__mw_\":1.30,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.80\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion 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GSP\",\"Upstream BSP\":\"West Grafton BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":5.27,\"minimum_observed_gross_demand__mva_\":0.76,\"contracted_demand_excl_bess__mva_\":1.49,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"3.61\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"1MW\",\"connected_generation__mw_\":0.19,\"contracted_generation__mw_\":0.15,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.83\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Upstream Fault Level Constraint\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion 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Capacity\",\"Upstream Reinforcement Completion Date\":\"Sep-26\",\"Substation Reinforcement Completion Date\":null},{\"_id\":462,\"AssetID\":\"E - MITY - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Cirencester BSP\",\"Upstream GSP\":\"Minety GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":57.00,\"minimum_observed_gross_demand__mva_\":15.91,\"contracted_demand_excl_bess__mva_\":15.71,\"contracted_bess_demand__mva_\":12.58,\"estimated_demand_headroom__mva_\":\"49.30\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"1MW\",\"connected_generation__mw_\":53.87,\"contracted_generation__mw_\":120.90,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.67\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Jan-28\",\"Substation Reinforcement Completion Date\":null},{\"_id\":463,\"AssetID\":\"E - MITY - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Stratton (Main) BSP\",\"Upstream GSP\":\"Minety GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":48.65,\"minimum_observed_gross_demand__mva_\":14.73,\"contracted_demand_excl_bess__mva_\":15.69,\"contracted_bess_demand__mva_\":25.00,\"estimated_demand_headroom__mva_\":\"57.99\",\"Substation Demand RAG 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Reinforcement Completion Date\":null},{\"_id\":472,\"AssetID\":\"E - MITY - 12\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Minety Village Primary\",\"Upstream GSP\":\"Minety GSP\",\"Upstream BSP\":\"Cirencester BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 7.5 / 15MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":3.94,\"minimum_observed_gross_demand__mva_\":0.70,\"contracted_demand_excl_bess__mva_\":0.25,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"12.19\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"1MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.38\",\"Substation Generation RAG 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Threshold\":\"1MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"16.51\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity & Substation Fault Level\",\"Upstream Reinforcement Completion Date\":\"Mar-27\",\"Substation Reinforcement Completion Date\":null},{\"_id\":495,\"AssetID\":\"E - NHYD - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"North Hyde GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"275 / 66\",\"Transformer Nameplate Ratings\":\"3 x 180MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":190.52,\"minimum_observed_gross_demand__mva_\":32.14,\"contracted_demand_excl_bess__mva_\":94.69,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":11.62,\"contracted_generation__mw_\":0.96,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"18.42\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":\"Mar-27\",\"Substation Reinforcement Completion Date\":null},{\"_id\":496,\"AssetID\":\"E - NHYD - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"North Hyde BSP\",\"Upstream GSP\":\"North Hyde GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"66 / 22\",\"Transformer Nameplate Ratings\":\"1 x 20 / 40MVA + 2 x 20 / 45MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":29.23,\"minimum_observed_gross_demand__mva_\":5.25,\"contracted_demand_excl_bess__mva_\":10.34,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.02,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"95.49\",\"unsafe_3_phase_break_fault_rating__ka_\":\"19.70\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.92\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Mar-30\"},{\"_id\":497,\"AssetID\":\"E - NHYD - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Hayes Primary\",\"Upstream GSP\":\"North Hyde GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"2 x 30 / 60MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":33.58,\"minimum_observed_gross_demand__mva_\":9.17,\"contracted_demand_excl_bess__mva_\":22.79,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.95,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"65.23\",\"unsafe_3_phase_break_fault_rating__ka_\":\"20.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.91\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":\"Jan-30\",\"Substation Reinforcement Completion Date\":\"Jan-30\"},{\"_id\":498,\"AssetID\":\"E - NHYD - 04\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"North Hyde Primary\",\"Upstream GSP\":\"North Hyde GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"3 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":46.34,\"minimum_observed_gross_demand__mva_\":20.11,\"contracted_demand_excl_bess__mva_\":20.39,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":1.85,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"94.26\",\"unsafe_3_phase_break_fault_rating__ka_\":\"18.40\",\"unsafe_3_phase_break_fault_level__ka_\":\"19.34\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Fault Level\",\"Upstream Reinforcement Completion Date\":\"Mar-30\",\"Substation Reinforcement Completion Date\":null},{\"_id\":499,\"AssetID\":\"E - NHYD - 05\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Vicarage Farm Road Primary\",\"Upstream GSP\":\"North Hyde GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"2 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":24.42,\"minimum_observed_gross_demand__mva_\":5.78,\"contracted_demand_excl_bess__mva_\":41.17,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.07,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"41.91\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.74\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":\"Mar-29\",\"Substation Reinforcement Completion Date\":\"Mar-28\"},{\"_id\":500,\"AssetID\":\"E - NHYD - 06\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Bath Road East Primary\",\"Upstream GSP\":\"North Hyde GSP\",\"Upstream BSP\":\"North Hyde BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 11\",\"Transformer Nameplate Ratings\":\"2 x 10MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":7.58,\"minimum_observed_gross_demand__mva_\":2.23,\"contracted_demand_excl_bess__mva_\":4.28,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"11.73\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.11\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Dec-29\"},{\"_id\":501,\"AssetID\":\"E - NHYD - 07\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Springfield Road Primary\",\"Upstream GSP\":\"North Hyde GSP\",\"Upstream BSP\":\"North Hyde BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"3 x 10 / 11.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":12.48,\"minimum_observed_gross_demand__mva_\":3.17,\"contracted_demand_excl_bess__mva_\":1.87,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.02,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"25.01\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.03\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Fault Level\",\"Upstream Reinforcement Completion Date\":\"Jun-30\",\"Substation Reinforcement Completion Date\":\"Jun-30\"},{\"_id\":502,\"AssetID\":\"E - NHYD - 08\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"The Green Primary\",\"Upstream GSP\":\"North Hyde GSP\",\"Upstream BSP\":\"North Hyde BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"2 x 10 / 12.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.03,\"minimum_observed_gross_demand__mva_\":1.63,\"contracted_demand_excl_bess__mva_\":4.20,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"13.51\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.41\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":503,\"AssetID\":\"E - NURS - 01\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Nursling GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"400 / 132\",\"Transformer Nameplate Ratings\":\"3 x 240MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":316.99,\"minimum_observed_gross_demand__mva_\":79.63,\"contracted_demand_excl_bess__mva_\":188.74,\"contracted_bess_demand__mva_\":789.58,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":198.69,\"contracted_generation__mw_\":908.65,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"31.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.93\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Feb-31\"},{\"_id\":504,\"AssetID\":\"E - NURS - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Rownhams BSP\",\"Upstream GSP\":\"Nursling GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":90.82,\"minimum_observed_gross_demand__mva_\":21.51,\"contracted_demand_excl_bess__mva_\":53.08,\"contracted_bess_demand__mva_\":57.37,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":39.60,\"contracted_generation__mw_\":54.95,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"17.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.45\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Mar-30\",\"Substation Reinforcement Completion Date\":\"Mar-30\"},{\"_id\":505,\"AssetID\":\"E - NURS - 03\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Southampton (Main) BSP\",\"Upstream GSP\":\"Nursling GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 45 / 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":50.46,\"minimum_observed_gross_demand__mva_\":10.89,\"contracted_demand_excl_bess__mva_\":37.20,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"40.40\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":1.48,\"contracted_generation__mw_\":0.25,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"17.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.75\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Mar-30\",\"Substation Reinforcement Completion Date\":null},{\"_id\":506,\"AssetID\":\"E - NURS - 04\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Southampton (Reserve) BSP\",\"Upstream GSP\":\"Nursling GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 30 / 60MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":64.50,\"minimum_observed_gross_demand__mva_\":10.58,\"contracted_demand_excl_bess__mva_\":29.70,\"contracted_bess_demand__mva_\":12.63,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":6.56,\"contracted_generation__mw_\":3.60,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"17.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.58\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Mar-30\",\"Substation Reinforcement Completion Date\":\"Mar-30\"},{\"_id\":507,\"AssetID\":\"E - NURS - 05\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Velmore BSP\",\"Upstream GSP\":\"Nursling GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"1 x 45 / 90MVA + 1 x 90MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":98.10,\"minimum_observed_gross_demand__mva_\":22.60,\"contracted_demand_excl_bess__mva_\":51.14,\"contracted_bess_demand__mva_\":60.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":26.38,\"contracted_generation__mw_\":57.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"17.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.47\",\"Substation Generation RAG 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GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"17.50\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.18\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Nov-28\"},{\"_id\":509,\"AssetID\":\"E - NURS - 07\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Marchwood Primary\",\"Upstream GSP\":\"Nursling GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"132 / 11\",\"Transformer Nameplate Ratings\":\"1 x 15 / 17MVA + 1 x 20 / 40MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":3.70,\"minimum_observed_gross_demand__mva_\":0.53,\"contracted_demand_excl_bess__mva_\":1.12,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"11.15\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":19.10,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"15.85\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":510,\"AssetID\":\"E - NURS - 08\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Fletchwood Primary\",\"Upstream GSP\":\"Nursling GSP\",\"Upstream BSP\":\"Rownhams BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":16.36,\"minimum_observed_gross_demand__mva_\":4.27,\"contracted_demand_excl_bess__mva_\":9.08,\"contracted_bess_demand__mva_\":5.26,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":5.45,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.07\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":511,\"AssetID\":\"E - NURS - 09\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Lordshill Primary\",\"Upstream GSP\":\"Nursling GSP\",\"Upstream BSP\":\"Rownhams BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 30MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.30,\"minimum_observed_gross_demand__mva_\":1.66,\"contracted_demand_excl_bess__mva_\":7.68,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.14\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":512,\"AssetID\":\"E - NURS - 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":139.12,\"minimum_observed_gross_demand__mva_\":59.15,\"contracted_demand_excl_bess__mva_\":107.39,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":2.76,\"contracted_generation__mw_\":0.18,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"21.90\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.02\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":\"Sep-26\",\"Substation Reinforcement Completion Date\":null},{\"_id\":536,\"AssetID\":\"E - WISD - 02\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Acton Lane BSP\",\"Upstream GSP\":\"Willesden GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"BSP\",\"voltage__kv_\":\"66 / 22\",\"Transformer Nameplate Ratings\":\"4 x 40MVA (Shared with UKPN)\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":35.67,\"minimum_observed_gross_demand__mva_\":8.19,\"contracted_demand_excl_bess__mva_\":17.97,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"84.19\",\"unsafe_3_phase_break_fault_rating__ka_\":\"19.70\",\"unsafe_3_phase_break_fault_level__ka_\":\"14.12\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":\"Jun-29\"},{\"_id\":537,\"AssetID\":\"E - WISD - 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Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":538,\"AssetID\":\"E - WISD - 04\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Greenford Primary\",\"Upstream GSP\":\"Willesden GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"66 / 11\",\"Transformer Nameplate Ratings\":\"2 x 30 / 60MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":35.40,\"minimum_observed_gross_demand__mva_\":12.59,\"contracted_demand_excl_bess__mva_\":31.16,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at 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Date\":\"Mar-26\",\"Substation Reinforcement Completion Date\":\"Mar-26\"},{\"_id\":543,\"AssetID\":\"E - WISD - 09\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Goldsmiths Primary\",\"Upstream GSP\":\"Willesden GSP\",\"Upstream BSP\":\"Acton Lane BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"1 x 11.5MVA + 1 x 12.5MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.27,\"minimum_observed_gross_demand__mva_\":2.38,\"contracted_demand_excl_bess__mva_\":2.02,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"13.30\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"8.57\",\"Substation Generation RAG Status\":\"Green\",\"Generation Constraint\":null,\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":544,\"AssetID\":\"E - WISD - 10\",\"map___license_area\":\"England / SEPD\",\"Substation\":\"Leamington Park Primary\",\"Upstream GSP\":\"Willesden GSP\",\"Upstream BSP\":\"Acton Lane BSP\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"22 / 6.6\",\"Transformer Nameplate Ratings\":\"2 x 10MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":8.01,\"minimum_observed_gross_demand__mva_\":2.06,\"contracted_demand_excl_bess__mva_\":7.65,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":9.78,\"minimum_observed_gross_demand__mva_\":1.41,\"contracted_demand_excl_bess__mva_\":4.40,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Substation Thermal Capacity & Upstream Thermal Capacity\",\"TIA Threshold\":\"5MW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"12.33\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"12.90\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Fault Level\",\"Upstream Reinforcement Completion Date\":\"Jun-29\",\"Substation Reinforcement Completion Date\":\"Jun-29\"},{\"_id\":546,\"AssetID\":\"S - ABNE - 01\",\"map___license_area\":\"Scotland / SHEPD\",\"Substation\":\"Abernethy GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"132 / 33\",\"Transformer Nameplate Ratings\":\"2 x 120MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":75.31,\"minimum_observed_gross_demand__mva_\":14.30,\"contracted_demand_excl_bess__mva_\":16.41,\"contracted_bess_demand__mva_\":338.22,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"200kW\",\"connected_generation__mw_\":79.63,\"contracted_generation__mw_\":456.87,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"13.94\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":547,\"AssetID\":\"S - 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Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":548,\"AssetID\":\"S - ABNE - 03\",\"map___license_area\":\"Scotland / SHEPD\",\"Substation\":\"Balbeggie Primary\",\"Upstream GSP\":\"Abernethy GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 7.5 / 15MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":3.91,\"minimum_observed_gross_demand__mva_\":0.56,\"contracted_demand_excl_bess__mva_\":0.75,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"4.49\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"200kW\",\"connected_generation__mw_\":0.48,\"contracted_generation__mw_\":0.15,\"Technical Limits Agreed at 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":11.35,\"minimum_observed_gross_demand__mva_\":3.42,\"contracted_demand_excl_bess__mva_\":5.80,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.00\",\"Substation Demand RAG Status\":\"Red\",\"Demand Constraint\":\"Upstream Thermal Capacity\",\"TIA Threshold\":\"200kW\",\"connected_generation__mw_\":0.10,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"7.74\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":\"Dec-27\",\"Substation Reinforcement Completion Date\":null},{\"_id\":599,\"AssetID\":\"S - BEAU - 10\",\"map___license_area\":\"Scotland / SHEPD\",\"Substation\":\"North Kessock Primary\",\"Upstream GSP\":\"Beauly GSP\",\"Upstream 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BERB - 01\",\"map___license_area\":\"Scotland / SHEPD\",\"Substation\":\"Berryburn GSP\",\"Upstream GSP\":\"N/A\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"GSP\",\"voltage__kv_\":\"275 / 33\",\"Transformer Nameplate Ratings\":\"1 x 120MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":0.00,\"minimum_observed_gross_demand__mva_\":0.00,\"contracted_demand_excl_bess__mva_\":0.00,\"contracted_bess_demand__mva_\":104.53,\"estimated_demand_headroom__mva_\":\"N/A\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"200kW\",\"connected_generation__mw_\":95.10,\"contracted_generation__mw_\":242.70,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"N/A\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"10.63\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Substation Thermal Capacity\",\"Upstream Reinforcement 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Site\":\"No\",\"maximum_observed_gross_demand__mva_\":2.98,\"minimum_observed_gross_demand__mva_\":0.43,\"contracted_demand_excl_bess__mva_\":0.44,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"7.19\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"200kW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"9.90\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":605,\"AssetID\":\"S - BOAG - 05\",\"map___license_area\":\"Scotland / SHEPD\",\"Substation\":\"Dalwhinnie Primary\",\"Upstream GSP\":\"Boat of Garten GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 1MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":0.71,\"minimum_observed_gross_demand__mva_\":0.20,\"contracted_demand_excl_bess__mva_\":0.06,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.44\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"200kW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"0.89\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":606,\"AssetID\":\"S - BOAG - 06\",\"map___license_area\":\"Scotland / SHEPD\",\"Substation\":\"Grantown Primary\",\"Upstream GSP\":\"Boat of Garten GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 7.5 / 15MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":6.01,\"minimum_observed_gross_demand__mva_\":0.87,\"contracted_demand_excl_bess__mva_\":0.78,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"8.08\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"200kW\",\"connected_generation__mw_\":0.18,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"13.10\",\"unsafe_3_phase_break_fault_level__ka_\":\"6.42\",\"Substation Generation RAG Status\":\"Red\",\"Generation Constraint\":\"Upstream Thermal Capacity\",\"Upstream Reinforcement Completion Date\":null,\"Substation 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Capacity\",\"Upstream Reinforcement Completion Date\":\"Aug-29\",\"Substation Reinforcement Completion Date\":\"Aug-29\"},{\"_id\":623,\"AssetID\":\"S - BRID - 08\",\"map___license_area\":\"Scotland / SHEPD\",\"Substation\":\"St Cyrus Primary\",\"Upstream GSP\":\"Bridge of Dun GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 4 / 8MVA + 1 x 6MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":2.48,\"minimum_observed_gross_demand__mva_\":0.36,\"contracted_demand_excl_bess__mva_\":0.68,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"4.88\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"200kW\",\"connected_generation__mw_\":3.28,\"contracted_generation__mw_\":0.01,\"Technical Limits Agreed at 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Date\":null,\"Substation Reinforcement Completion Date\":null},{\"_id\":696,\"AssetID\":\"S - DUDH - 03\",\"map___license_area\":\"Scotland / SHEPD\",\"Substation\":\"Overgate Primary\",\"Upstream GSP\":\"Dudhope GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"2 x 15 / 21MVA\",\"Single Transformer Site\":\"No\",\"maximum_observed_gross_demand__mva_\":13.57,\"minimum_observed_gross_demand__mva_\":2.66,\"contracted_demand_excl_bess__mva_\":3.99,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"8.35\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"200kW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.05,\"Technical Limits Agreed at GSP\":\"No\",\"estimated_generation_headroom__mw_\":\"35.83\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"11.65\",\"Substation Generation 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Reinforcement Completion Date\":null},{\"_id\":739,\"AssetID\":\"S - FAUG - 07\",\"map___license_area\":\"Scotland / SHEPD\",\"Substation\":\"Glendoe Primary\",\"Upstream GSP\":\"Fort Augustus GSP\",\"Upstream BSP\":\"N/A\",\"Substation Type\":\"Primary\",\"voltage__kv_\":\"33 / 11\",\"Transformer Nameplate Ratings\":\"1 x 7.5/15MVA\",\"Single Transformer Site\":\"Yes\",\"maximum_observed_gross_demand__mva_\":0.99,\"minimum_observed_gross_demand__mva_\":0.14,\"contracted_demand_excl_bess__mva_\":0.49,\"contracted_bess_demand__mva_\":0.00,\"estimated_demand_headroom__mva_\":\"0.71\",\"Substation Demand RAG Status\":\"Green\",\"Demand Constraint\":null,\"TIA Threshold\":\"200kW\",\"connected_generation__mw_\":0.00,\"contracted_generation__mw_\":0.00,\"Technical Limits Agreed at GSP\":\"Yes\",\"estimated_generation_headroom__mw_\":\"0.00\",\"unsafe_3_phase_break_fault_rating__ka_\":\"25.00\",\"unsafe_3_phase_break_fault_level__ka_\":\"4.28\",\"Substation Generation RAG 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