Loading Solar Analytica
A source-backed feed of operating events, market movements and verified research releases. Each signal names the measurement, the source and the decision it changes.
See when negative-price events were recorded across the National Electricity Market, and how much of each day ran below zero. This is a selective event record, not a complete daily price series. Dates without an event must not be read as zero.
Read the flexibility synthesis1 January 2023 to 19 July 2023
148 recorded days in this window
This selective event ledger is not a complete daily price series. No event record can mean an uncollected day or a day below the event threshold, not necessarily zero negative prices. The current detector emits events from 12 negative intervals (one hour); historical records retain their recorded values.
Windows separate collection gaps longer than 90 days and calendar years. Recorded-day totals count distinct dates with positive interval counts in the selected window, not every negative-price day in the market. Dates retain the source operating-day basis, not the reader's timezone.
Automated event ledger
Each event is generated from a defined threshold or a previous-record comparison. It names the measurement and source without presenting the detection as a causal conclusion.
Matching events
300
Systems represented
3
Extreme events
67
notable
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 69.0% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
extreme
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 81.6% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
extreme
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 70.2% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
extreme
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 82.5% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
extreme
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 70.5% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
extreme
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 82.6% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
notable
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 55.3% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
notable
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 68.9% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
notable
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 66.1% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
extreme
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 78.8% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
notable
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 64.7% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
extreme
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 79.7% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
notable
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 50.1% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
notable
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 64.4% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
notable
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 58.1% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
notable
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 69.8% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
notable
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 57.8% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
notable
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 71.4% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
notable
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 65.2% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
extreme
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 76.8% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
notable
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 63.6% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
extreme
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 77.1% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
notable
Great Britain
Renewable majority · GB
Wind, solar, hydro and biomass supplied 64.1% of positive reported generation and imports for the day.
A renewable-majority day tests how the system balances variable output, interconnection and dispatchable low-carbon generation across the full operating cycle.
extreme
Great Britain
High low-carbon share · GB
Renewables and nuclear reached 80.8% of positive reported generation and imports.
High low-carbon penetration shows how much thermal generation the system can displace while maintaining the required operating balance.
Showing 24 of 300 matching events
The Energy and Climate Change Ministerial Council met on 11 September 2026 and agreed to explore pathways to support the safe deployment of plug-in consumer energy resource devices in Australia. The Commonwealth, in partnership with states and territories, will identify measures that enable their safe use and report back to Energy Ministers this year on next steps. At the same meeting Ministers endorsed the Consumer Energy National Technical Regulatory Framework. Alongside forthcoming Commonwealth legislation, the Framework is to establish a nationally consistent approach to the technical regulation of consumer energy resources, and a Consumer Energy National Technical Regulator will enforce its requirements Australia-wide. The Regulator is being established with Commonwealth funding as a new function of the Clean Energy Regulator, with an intended establishment of mid-2027 subject to the passage of legislation. The Clean Energy Regulator's page on the role, updated 14 September 2026, lists the functions the Framework sets out for it: registering suppliers and accrediting installers, certifying regulated products and maintaining public lists of certified products, collecting and managing information about installed devices, and monitoring compliance. Ministers other than Queensland also agreed to release a consultation package on the National Electricity Market wholesale market settings reforms, with final decisions on the legislative package scheduled for the December meeting in Hobart.
Read the releaseWhy it matters
A plug-in device has no Australian installation pathway today. AS/NZS 4777.1, the installation standard for grid-connected inverter systems, provides for a permanently connected inverter on a dedicated circuit, and a device sold to be plugged into a general-purpose socket falls outside it. The year-end report to Ministers is the first dated step; whether Standards Australia opens a project to amend the installation standard for plug-and-socket connection is the thing to watch after it. The second decision reaches further into this site's sources. The approved product lists the Approved Product Monitor reads are maintained by the Clean Energy Council as listing body under the Regulator's certificate scheme. The Framework moves product certification and the public list of certified products to a statutory regulator inside the Clean Energy Regulator from mid-2027. Recorded as agreed and endorsed, not as legislated. The measurable steps are the exposure draft of the legislation, the publication of the technical code, and the first certified-product list.
Affected
Signals are not a news stream. They are a concise record of releases and verified changes that move the available evidence, its method or the way a decision should be read.
57 matching releases
Monthly briefingRisk and accountability
Market update
Consumer energy regulation
The Energy and Climate Change Ministerial Council met on 11 September 2026 and agreed to explore pathways to support the safe deployment of plug-in consumer energy resource devices in Australia. The Commonwealth, in partnership with states and territories, will identify measures that enable their safe use and report back to Energy Ministers this year on next steps. At the same meeting Ministers endorsed the Consumer Energy National Technical Regulatory Framework. Alongside forthcoming Commonwealth legislation, the Framework is to establish a nationally consistent approach to the technical regulation of consumer energy resources, and a Consumer Energy National Technical Regulator will enforce its requirements Australia-wide. The Regulator is being established with Commonwealth funding as a new function of the Clean Energy Regulator, with an intended establishment of mid-2027 subject to the passage of legislation. The Clean Energy Regulator's page on the role, updated 14 September 2026, lists the functions the Framework sets out for it: registering suppliers and accrediting installers, certifying regulated products and maintaining public lists of certified products, collecting and managing information about installed devices, and monitoring compliance. Ministers other than Queensland also agreed to release a consultation package on the National Electricity Market wholesale market settings reforms, with final decisions on the legislative package scheduled for the December meeting in Hobart.
Decision read
A plug-in device has no Australian installation pathway today. AS/NZS 4777.1, the installation standard for grid-connected inverter systems, provides for a permanently connected inverter on a dedicated circuit, and a device sold to be plugged into a general-purpose socket falls outside it. The year-end report to Ministers is the first dated step; whether Standards Australia opens a project to amend the installation standard for plug-and-socket connection is the thing to watch after it. The second decision reaches further into this site's sources. The approved product lists the Approved Product Monitor reads are maintained by the Clean Energy Council as listing body under the Regulator's certificate scheme. The Framework moves product certification and the public list of certified products to a statutory regulator inside the Clean Energy Regulator from mid-2027. Recorded as agreed and endorsed, not as legislated. The measurable steps are the exposure draft of the legislation, the publication of the technical code, and the first certified-product list.
Markets and value
Market update
Incentive structure
The Peak Demand Reduction Scheme (Amendment No. 2) Rule 2026, approved by the NSW Minister for Energy in June 2026 and commenced on 1 July 2026, adds three battery activity definitions under which peak reduction certificates may be created for installations completed on or after 1 September 2026. BESS3 applies at an apartment building with at least four dwellings, and BESS4 and BESS5 at a site that is not a residential building or a data centre. BESS3 and BESS4 require a usable battery capacity above 20 kWh and up to 200 kWh, and a purchaser payment of at least $1,000 and $5,000 excluding GST per unit respectively; BESS5 requires a usable capacity above 200 kWh and up to 30,000 kWh, tested to UL 9540A. All three require the equipment to be listed on the scheme administrator's approved product list and installed at an address connected to the New South Wales electricity network. The same rule keeps clause 6.10: no certificates may be created from the household activity BESS1 for an installation dated after 30 June 2025 until the Minister nominates a date in the Gazette, with an exemption from 1 July 2026 for government-owned and managed sites and exempt energy programs. The household demand response activity BESS2 continues at Class 1 buildings and small business sites, and a vehicle-to-grid activity, V2G1, is written into the rule with a commencement date still to be gazetted.
Decision read
The state's household battery certificate has been closed for installations dated after 30 June 2025, and this rule does not reopen it. It moves the New South Wales incentive to apartment, commercial and industrial storage, segments the Commonwealth's Cheaper Home Batteries Program bounds with a 50 kWh eligibility ceiling. The measurable test is the count and capacity of certificates created under each activity definition from September 2026, a series this site does not yet hold. Recorded as commenced, not as an observed volume.
Grid and delivery
Market update
SWIS policy
Energy Policy WA has published its consultation summary report and all 23 submissions on the DER data and connections issues paper, closing the consultation this site read on 29 July 2026. The Department of Energy and Economic Diversification states it intends to develop an exposure draft of changes to the Electricity System and Market Rules for reform proposals 1 to 5, and that it will continue to discuss proposals 6 and 7, both of which concern virtual power plants, with stakeholders before incorporating them into proposed changes. The 23 submissions comprise 6 from electricity retailers and aggregators, 5 from research groups and consultants, 5 from industry bodies, 4 from private individuals, 2 from system and market operators and 1 from a resources company, and the department met separately with eight stakeholders during the submission period. Of those who addressed an individual proposal, the department records that at least two-thirds supported or strongly supported each except proposal 7, where more than half did, that support was strongest for proposals 2, 3 and 4 at close to three-quarters favourable, and that no response indicated strong opposition to any proposal. A full response to feedback is to be published alongside the exposure draft, and the exposure draft goes to a further round of consultation before final changes are recommended to the Minister for Energy and Decarbonisation.
Decision read
This site put three points on the public record when the consultation opened, and the summary report answers them unevenly. On treating the capacity series as the product rather than publishing a curated list of opportunities, the department reports strong support for machine-readable datasets, APIs, GIS-based tools and downloadable information rather than static reports or maps, for feeder-level granularity, for distinguishing import constraints from export constraints, and for both historical and forward-looking capacity. On resolving records to network location, proposal 2 carries the question indirectly, through a recurring theme the department quotes as collect data once, use many times. On publishing maturity alongside counts, the summary report records nothing: it carries no reference to data vintage, completeness or certificate lag, so whether any submission raised it cannot be read from the summary alone. Western Power's own submission sets the near-term limit on the first of those. It supports sharing additional distribution network capacity information subject to clarity on how new requirements would interact with the Network Opportunity Map, the interactive map and the Network Capacity Mapping Tool, and subject, in its words, to the benefits of publishing historical capacity data being demonstrated. The Network Capacity Mapping Tool is the forward capacity series this site has already recorded as published, licence-gated and unconsumed.
Markets and value
Market update
Battery subsidy schedule
The Clean Energy Regulator and the Department of Climate Change, Energy, the Environment and Water publish the same STC factor schedule for the Cheaper Home Batteries Program, running in half-yearly steps to the end of 2030. The factor sets how many small-scale technology certificates a battery creates per kWh of usable capacity, and so sets the size of the discount. It was 8.4 for January to April 2026, fell to 6.8 on 1 May 2026, and falls to 5.7 on 1 January 2027, then 5.2, 4.6, 4.1, 3.6, 3.1, 2.6 and 2.1 through to December 2030, a cumulative fall of 75 per cent from the January 2026 value. Nine steps are scheduled and one has occurred. The 1 May 2026 change also introduced a capacity taper: the factor applies in full to the first 14 kWh of usable capacity, at 60 per cent from 14 to 28 kWh, and at 15 per cent from 28 to 50 kWh, with the Regulator stating that only the first 50 kWh of usable capacity is eligible for certificates. Both agencies state the factor is adjusted in line with falling battery costs so that the discount stays at around 30 per cent of the upfront installed cost. The schedule sits in the Renewable Energy (Electricity) Regulations 2001 as amended, finalised 5 February 2026 and commenced 1 May 2026.
Decision read
The 1 May 2026 step is the only one with a measured response, and the record of it is already in this site's archive. Certificate-approved installations ran at 83,353 in April 2026 and 22,271 in May, with the average size of a newly installed system falling from 36.7 kWh to 21.9 kWh across the same break, on this site's aggregation of the Regulator's battery postcode files as at 31 July 2026. Part of that fall is artefact rather than behaviour: the twelve-month certificate creation period leaves recent months the most incomplete, and the two cannot yet be separated. What makes the remaining eight steps worth holding on the record is that each is dated years in advance and the response to each is measured monthly by the same published file. The department's design intent is itself a forward claim with a settled test: the factor falls in line with battery prices so that the discount holds near 30 per cent, or it does not. The site holds no series for that yet.
Markets and value
Market update
Capacity price benchmark
The Coordinator of Energy published a Draft Determination for the 2026 Benchmark Technology Review on 9 September 2026, with submissions open until 5:00pm WST on 7 October 2026. It proposes that the Benchmark Technology for both the Peak and Flexible Benchmark Reserve Capacity Prices be an E-Class simple cycle gas turbine, certified for Reserve Capacity on distillate with preference to run on gas when practical, connected at an unconstrained node on Clean Energy Link North. The paper puts the estimated annualised fixed capital and fixed operating and maintenance cost of that configuration at $344,893 per MW and states it is 26 per cent below a seven-hour battery. The review was required under clause 4.16.11(b) of the Electricity System and Market Rules because the Electric Storage Resource Duration Requirement rose from six hours to seven hours in the 2026 WEM Electricity Statement of Opportunities, and the paper records that the seven-hour requirement rules the current Benchmark Technology ineligible on duration. That current benchmark is a 200 MW six-hour battery, which the Economic Regulation Authority priced at $488,500 per MW per year for both capacity types in the 2028/29 capacity year on 13 March 2026, 35 per cent above the 2025 price of $360,700. A second proposal retains a gross cost of new entry approach. Nothing is determined: this is a consultation draft.
Decision read
Two assumptions moved in the same direction, and neither began as a decision about gas. The duration requirement was raised because AEMO forecasts a longer and flatter peak, and its effect on the benchmark is to disqualify the storage configuration the reference price is currently built on. Separately, the 0.55 tCO2e per MWh emission intensity threshold that constrained the 2025 shortlist was not applied this time, on the Department's stated expectation that it will not be imposed within a relevant timeframe, and the paper records the direct consequence: several simple cycle gas turbine technologies, including E-Class machines, became eligible for the shortlist when they previously were not. Working Group members were not consistent on that point, some holding that dropping the threshold sits awkwardly with the environmental limb of the State Electricity Objective. One adjustment ran the other way, with the amortisation period for thermal plant cut from 25 years to 15, which raises annualised thermal cost. The Benchmark Technologies set a reference price rather than a procurement plan, and the paper states they do not represent an expectation of the technologies that will or should enter the market. Three tests follow: what the Coordinator determines after 7 October, whether the emissions assumption survives submissions, and what the Authority's next determination does to a price that rose 35 per cent when the benchmark was storage.
Risk and accountability
Market update
Panel end-of-life
The Cook Government's 2026-27 State Budget allocates $17.8 million to solar panel and embedded battery recycling under Remade in WA, announced 3 June 2026: $13 million to establish end-of-life solar panel collection and recycling pathways for households and solar farms, $3 million for embedded battery collection at local government facilities, and $1.8 million for ongoing delivery of both programs. On 25 August 2026 the Smart Energy Council, with support from the WA Department of Water and Environmental Regulation, opened a survey of WA solar tradespeople on the practical challenges of collecting and recovering end-of-life panels, closing 9 September 2026, stating the responses will inform how a future solar panel stewardship scheme could work on the ground. The Commonwealth's $24.7 million National Solar Panel Recycling Pilot, announced 16 January 2026 to establish about 100 collection sites and recycle up to 250,000 panels, sought an administrator through an approach to market that closed 24 April 2026. As at 17 August 2026 the Department of Climate Change, Energy, the Environment and Water said procurement had not been completed and that the government remains committed to the pilot. No product stewardship framework for solar panels is in force.
Decision read
A state is buying collection infrastructure while the national exercise meant to establish what collection costs, and how it should be organised, has not started. That sequence sets up a measurable question rather than a rhetorical one. WA's $13 million will produce per-panel collection, transport and processing costs for a dispersed and partly remote state, and the federal pilot was designed to produce the same figures nationally across about 100 sites. Whichever reports first becomes the reference cost for any stewardship levy, and the two will not be built on the same basis. Three things are trackable from here: whether DWER publishes the survey findings and the resulting scheme design rather than using them internally; whether a pilot administrator is appointed, since without one the national cost evidence does not exist; and whether WA reports recovered volumes by stream, because household and solar farm panels arrive on different schedules and a single tonnage figure conceals which one the infrastructure is sized for.
Markets and value
Market update
DER market access
Synergy opened expressions of interest for the initial Third Party Aggregator Panel on 24 August 2026, open for four weeks. Panel membership is required before a third party aggregator can provide market services to AEMO or Western Power using the distributed energy resources of non-contestable customers. Under clause 2.34C(1) of the Electricity System and Market Rules, Synergy is the only market participant permitted to make a Non-Co-optimised Essential System Service, Supplementary Capacity or Demand Side Program submission involving a non-contestable customer, a role the framework names Parent Aggregator. Services are limited to network support, peak capacity and minimum demand services, plus Supplementary Capacity. Synergy's framework of 2 February 2026 committed it to commence this process by 1 September 2026 following publication of the TPA Model Contract, and execution of that contract is a pre-condition of inclusion.
Decision read
Membership is not a contract. Synergy's notice states that panel membership does not guarantee a services contract with AEMO or Western Power, and that an aggregator must still bid into future service opportunities and be selected. What the panel decides is who is allowed to bid at all. On a system where one party is the sole retailer to non-contestable customers and also runs the gate, the framework's answer is internal separation: the application process runs as a procurement function ringfenced from the rest of Synergy. That is a disclosure and process control, not a structural one, which places it alongside the standard-products transparency obligation commencing 30 September. Two things are measurable from here. Whether Synergy publishes the resulting panel membership, which the framework does not commit to, and how many aggregators are admitted in a market where the framework promises no more than an annual scan to open the next round.
Grid and delivery
Market update
Connection pipeline
Ofgem's Curate consultation, opened 29 July 2026 and closing 16 September 2026, states that contracted demand in Great Britain's connection queue rose from 41 GW to 125 GW between November 2024 and June 2025, moving from 17 GW to 97 GW on transmission. It puts around 73 GW of that total queue in data centres, across around 315 projects ranging from 1 MW to 1,500 MW, and states peak demand in Great Britain in 2025 was 45 GW. Ofgem's press release of the same date instead attributes at least 80 GW to the increase, which is 84 GW, while also referring to the consultation's 73 GW. Ofgem proposes a returnable commitment fee of approximately £237,500 to £712,500 per MW for data centre projects above 40 MW, alongside queue management milestones.
Decision read
Both figures are Ofgem's and neither is wrong on its own base: 73 GW is 58 per cent of the total queue, 80 GW is 95 per cent of the rise, and a share quoted without its base changes how concentrated the growth appears. Two legal briefings published in August already restate the 73 GW as a share of the increase, which the consultation does not say. Underneath the arithmetic, a connection queue counts contracted offers rather than demand that will arrive: Ofgem is consulting expressly to deter speculative and non-viable applications, and states the pipeline implies around £693 billion of capital expenditure, about 23 per cent of UK GDP in 2025. One further reading belongs to the storage record rather than the demand one: at least 9 GW of transmission-queue capacity changed its request from battery technology to data centre between May 2024 and August 2025, so a queue position can move between technology classes without anything being built. Nothing is decided until the consultation closes.
Technology and assets
Publication
Product evidence
Aggregating the Clean Energy Regulator's published approved battery file on 18 August 2026 returns 3,526 rows, of which 2,947, or 83.6 per cent, carry an expiry date of 31 December 2027, across 102 manufacturer accounts. No row carries a later date. The Clean Energy Council states that batteries approved under the outgoing Best Practice Guide were given expiry dates no later than that date as the list transitions to SA TS 5398, published by Standards Australia on 10 October 2025. From 1 January 2027 only applications under the new specification are accepted.
Decision read
The Clean Energy Council states that products expired from the approved lists are no longer eligible for installation under the Small-scale Renewable Energy Scheme, or some other government programs and network requirements. The file carries no column naming the specification a product was approved under, so a relisting under SA TS 5398 is visible only as a changed approval and expiry date, and an expiry beyond 31 December 2027 is the first observable signature of the new standard. Listing records program eligibility on a stated date; it is not a measure of product quality, field reliability or safety.
Risk and accountability
Publication
Consumer protection governance
The New Energy Tech Consumer Code published its first independent review on 12 August 2026, conducted by PATHMAKER in partnership with grids and commissioned by the NETCC Code Monitoring and Compliance Panel, three years after the program launched. It carries 10 recommendations across four areas: the future role of the Code, a scalable operating model, enhanced compliance and consumer confidence, and responsiveness to new technologies and business models. Separately, the Clean Energy Council applied on 26 August 2025 to revoke authorisation AA1000439 and substitute AA1000702; the ACCC granted interim authorisation on 11 September 2025 and issued a draft determination on 28 May 2026 proposing to grant authorisation with conditions for five years, with consultation closing 25 June 2026.
Decision read
Two processes are open on the same instrument and they are on different clocks. Read on 17 August 2026, the ACCC register carries no final determination, so the program is operating on interim authority with proposed conditions outstanding at the moment its review sets a roadmap for the next phase. The recommendations themselves are not individually published on the announcement email, the article page or the review landing page: all three give the count and the four themes, and the specifics sit inside the downloadable document. Acting on 'the NETCC review recommends' without opening that document means acting on four thematic headings. Both the NETCC pages and the ACCC register are live and change without notice.
Markets and value
Market update
Wholesale market transparency
The Minister for Energy has amended the Electricity (Standard Products) Wholesale Arrangements 2014, gazetted 11 August 2026 and commencing 30 September 2026. The Economic Regulation Authority's 2025 review of the Electricity Generation and Retail Corporation Scheme recommended three amendments and all three were made: Synergy must publish further detail on its standard product pricing method; an error introduced in 2023 is rectified so that Synergy is again restricted from offering buy-side standard products to entities with market power; and outdated references across the instrument are updated. The Department of Energy and Economic Diversification's consultation on the exposure draft closed on 9 June 2026 and received one submission.
Decision read
The first amendment is a disclosure obligation rather than a price control: it does not change what Synergy may charge, it changes what a counterparty can see about how the charge was reached. On a system where the dominant generator and retailer also sets the terms of the hedging products others rely on, a published method is most of the accountability available. The second closes a restriction that the notice records as having been undone since 2023; whether anything turned on that gap is not answerable from the instrument. One submission on a transparency obligation applying to the SWIS's dominant participant is the figure worth carrying forward. The test is what Synergy publishes from 30 September.
Grid and delivery
Publication
Network transparency
Western Power states that its interactive Network Opportunity Map is updated daily at 8:30am AWST, covering capacity and emerging opportunities at zone substation and feeder level, with spatial data available for download. The Network Opportunity Map and Transmission System Plan are annual, produced under the Electricity Network Access Code and the Electricity System and Market Rules respectively. A CKAN package_search on the western-power organisation at data.wa.gov.au returned 36 datasets on 14 August 2026, including a forward capacity series giving forecast remaining capacity per substation supply catchment in MVA bands, with editions read directly for 2026, 2027, 2028, 2030, 2033 and 2034. WP-050, the layer describing the network's ability to connect extra mid-sized generation, is marked retired with a last update of 13 October 2022.
Decision read
Cadence, granularity and access terms are three properties, and they do not line up here. The datasets are licensed rather than open: registration and agreement to Western Power's data licence are required, and the available Web Feature, Web Mapping and ArcGIS services need login credentials, so the binding constraint on using them is administrative. Solar Analytica's SWIS DER snapshot cites one Western Power source, the annual map, supporting 15 network opportunities totalling 102.06 MW; the daily and forecast layers are unread by anything we publish. Whether WP-050 was withdrawn or superseded is not answerable from the catalogue, and that question decides whether there is a real gap in the public record for mid-sized generation connection capacity as the Small-scale Renewable Energy Scheme threshold is announced to move from 100 kW to 1 MW.
Technology and assets
Publication
Standards compliance
The Clean Energy Regulator's battery inspection program, running since 15 July 2025, has assessed 2,642 systems to 8 June 2026: 1,650 substandard (62.45 per cent), 970 adequate (36.71 per cent) and 22 unsafe (0.83 per cent). Its rooftop solar program, on a random sample of 2,532 systems in 2024-25, rated 18.6 per cent of 2024-installed systems substandard and 0.4 per cent unsafe. At checklist-item level, 213,096 of 227,945 battery items complied, 11,913 drew a recommendation for improvement, 2,910 required rectification and 26 were unsafe.
Decision read
The substandard rates differ by a factor of more than three; the unsafe rates do not differ. A single non-compliant clause rates a whole system, which is why the system rate and the item rate sit so far apart. The state spread is wider than the national figure suggests, from 37.6 per cent of 93 inspections in the ACT to 77.3 per cent of 565 in Queensland, with Western Australia at 62.9 per cent. Two limits on reading further: the CER refined its checklist so that systems once rated substandard on broad or discretionary clauses are now assessed more precisely, which breaks the solar series where it improves, and the battery program's sampling basis is not published while the solar program's is documented as random.
Technology and assets
Data release
Product evidence
The 10 August CER module list added three ClearVue models, while three DAS Solar records reached the expiry dates already carried by the source list.
Decision read
The three additions and three expiries apply only to the named source records. Confirm the exact model and current CER list state before procurement or certificate creation; no product score changes from this release.
Technology and assets
Data release
Product evidence
The 10 August CER inverter list added 12 Fronius, seven Pixii and three Hoymiles exact configurations. Eighteen existing SolaX, SAJ and GoodWe records received later expiry dates.
Decision read
Configuration suffixes and expiry dates are decision-critical. These source-list changes should trigger an exact-model check before procurement or certificate creation, without being treated as compatibility, availability or quality evidence.
Technology and assets
Data release
Product evidence
The 10 August CER battery list added ten Hinen configurations, six Pylon Technologies configurations and one Each Energy model. Seventeen existing SolaX and PowerPlus records received later expiry dates.
Decision read
These are exact source-list observations, not product scores or availability claims. Buyers and certificate creators should verify the selected model and current CER record before relying on an addition or extended listing period.
Markets and value
Market update
Incentive structure
The Commonwealth announced on 5 August 2026 that the Small-scale Renewable Energy Scheme threshold rises from 100 kW to 1 MW, taking around 20 per cent off the installed cost of a medium-sized system: about $68,000 on a 250 kW system and about $136,000 on a 500 kW system. Australia holds 22 GW of residential solar against roughly 5.6 GW commercial, most of it below the current 100 kW ceiling, on Institute for Energy Economics and Financial Analysis figures the release cites.
Decision read
Commencement is expected 1 October 2026, subject to the necessary regulations being in place, so this is recorded as announced rather than in force. The 100 kW line has bounded how large a system gets built, not only what it costs, and the shape of the size distribution on either side of it is the measurable test of that claim once the threshold moves.
Risk and accountability
Publication
Grid methodology
The report separates production and consumption accounting, operational and lifecycle factors, imports, storage treatment, temporal resolution and source revisions.
Decision read
Carbon values are comparable only after geography, interval and accounting basis match. The grid-source layer now exposes those choices and leaves intensity blank below 95 per cent mapped generation coverage.
Risk and accountability
Data release
4 changes
Forecast accountability
Four dated third-party forecasts enter the public ledger: AEMO's 2028-29 capacity balance, its 2026-27 rooftop PV stock, its 2028-29 coordinated-VPP peak reduction, and the Oxford Economics FY30 data-centre consumption figure AEMO publishes.
Decision read
Each is recorded with its claimant, vintage and horizon before the period closes, so the marking cannot be written after the outcome is known. None is settled yet: all four are pending, and the record says so.
Grid and delivery
Publication
SWIS operations
The report joins rooftop-solar pressure, evening ramps, distributed-asset visibility, coordinated flexibility and forecast accountability without calling every SWIS threshold globally portable.
Decision read
International readers gain a reusable operating-question set while the observed SWIS record, AEMO forecasts and Solar Analytica scenarios remain separate evidence classes.
Markets and value
Publication
Solar economics
The WA case keeps import displacement, DEBS export, storage and curtailment separate, then joins the current tariff edition to the fixed SWIS distributed-asset baseline.
Decision read
Installed capacity no longer answers the value question alone. Location, interval, load, export permission and flexible response become the next measurable market layer.
Grid and delivery
Publication
Grid synthesis
Five 2025 systems are compared across variable-renewable share and production carbon intensity while ramps, congestion, storage and market availability remain explicitly outside the annual measure.
Decision read
Readers can move from annual transition context into operator evidence without treating generation share as dispatchable capability.
Grid and delivery
Data release
Monthly reference
The August reference edition keeps annual context, NEM and SWIS operator records, distributed adoption and market-value evidence in separate source-versioned lanes.
Decision read
A monthly metric-change record can now support briefs, watches and later accountability without compressing incompatible evidence into one national score.
Grid and delivery
Publication
0 changes
SWIS scenarios
A fixed May 2026 CER baseline now sits beside a separately classified 2030 conditional range for small-scale solar and distributed batteries.
Decision read
Networks, aggregators and market participants can test decisions across materially different 2030 asset states without treating the range as an AEMO forecast or a probability distribution.
Technology and assets
Publication
Standards
Amendment 2 to AS/NZS 4777.2:2020 took effect on 23 August 2025. Mode 4, with the inverter in the wall-side supply equipment, is settled and carries listed products. Mode 3, with the inverter in the vehicle, is permitted but its listing route is not resolved.
Decision read
Compliance and compatibility are different questions, and a listed inverter does not make a given vehicle pairing supported. The three Australian Tesla test entries are cited individually with their own dates rather than as a running total.
Grid and delivery
Publication
SWIS policy
Energy Policy WA has seven proposals out on how distributed energy data is collected, verified and shared across the SWIS. The brief names three limitations met while building the SWIS picture: postcode-to-network allocation, a twelve-month certificate lag, and capacity published where a constraint series is needed.
Decision read
Submissions close 5pm AWST on 18 August 2026. The brief states gaps in the public record and is explicit that it is not a submission or a position on the proposals.
Markets and value
Method update
Solar economics
The WA temporal value model now prices self-consumption by the hour it lands rather than at a single flat rate, and sizes storage anywhere from 0 to 50 kWh instead of offering two fixed options.
Decision read
Under a time-of-use tariff the model puts the strongest net present value below both battery sizes previously offered, and shows self-consumed energy losing most of its value once it falls outside the evening peak. Both results are now testable against a specific household.
Resource and climate
Publication
Climate attribution
Removing anthropogenic warming drops 70 of 71 recently bleached regions below moderate risk. At the 2025 temperature level, warming outweighs a strong El Nino in 71 of 74 regions where both signals are statistically significant.
Decision read
Familiar natural variability now operates on a materially warmer ocean baseline, but the observed record, modelled counterfactual and SSP3-7.0 projection must remain separate evidence layers.
Risk and accountability
Data release
12 changes
Transition accountability
Twelve bounded records now separate forecasts, market permission, delivery dependencies, observed operation and later revisions across the initial Australian and global solar cohort.
Decision read
A forecast can now be followed without treating approval as delivery, delivery as operation or a revised assumption as the original claim.
Risk and accountability
Publication
Australian evidence
The register joins Australian product eligibility, distributed adoption, grid operation, realised storage-market capture, regulated tariffs and forecast accountability into one fixed reference edition, with a quality declaration and verification boundary published beside each layer.
Decision read
A reader can now trace one claim, such as a battery's realised market capture, through to the eligibility list, the adoption data and the tariff basis it depends on, without those layers living in five separate places with no stated connection.
Resource and climate
Publication
Climate science
A 7,083-run Caltech-Google ensemble finds a positive +0.14 W/m2/K warming-only feedback and a stronger +0.43 W/m2/K total response in the combined +4 K and quadrupled-CO2 state.
Decision read
The result strengthens process-level evidence for positive, state-dependent low-cloud feedback without revising global equilibrium climate sensitivity or establishing a cloud tipping threshold.
Grid and delivery
Publication
Market data
A July 2026 Ember analysis finds seven EU countries could connect about 25 gigawatts of new wind and solar, roughly 18 per cent of what they plan to add by 2030, by co-locating it behind the connection points their existing hydropower plants already hold.
Decision read
The mechanism substitutes existing connection headroom for new grid build, and because it depends on hydro's connection capacity rather than anything specific to Europe's grid, the same approach travels to any market with underused hydro connections.
Risk and accountability
Publication
Forecast accountability
The report finds AEMO's one data-centre demand forecast produces two different published percentages depending on the denominator: almost 10 per cent of underlying demand by 2050, or 12 per cent of grid-supplied consumption by FY50, with the gap between them mostly rooftop solar.
Decision read
A data-centre demand percentage is not comparable across sources until the denominator is stated, and citing the larger or smaller of the two without saying which basis it uses is a choice, not a neutral fact.
Technology and assets
Publication
Market structures
Western Australia has committed up to A$150 million in grant funding to a 50 megawatt, 500 megawatt-hour, ten-hour vanadium flow battery for the Goldfields. The tender closed on 20 July 2026 with no proponent named, no site confirmed and no total capital cost yet public.
Decision read
Read as a procurement case study rather than a settled project, it shows long-duration storage being chosen on the duty the asset must do and on the supply chain a government can own, ahead of the commercial detail that is still undisclosed.
Risk and accountability
Publication
0 changes
SWIS outlook
A new brief reads AEMO's ten-year Expected scenario alongside the observed SWIS record without treating forecast capacity, VPP behaviour or demand as measured outcomes.
Decision read
The near-term 347 MW forecast surplus in 2028-29 and the forecast shortfall from 2029-30 are planning scenarios whose delivery and modelling assumptions remain explicit.
Technology and assets
Data release
0 changes
Product evidence
The monitored record now holds current Australian module, inverter and battery files plus the California PV module list, with source versions and retrieval times retained.
Decision read
An exact-model absence is now returned only after the required source baseline for that jurisdiction is complete; later source versions generate additions, removals, relistings, expiries and changed-detail events.
Risk and accountability
Method update
0 changes
Research standard
Grid Mix now distinguishes provider annual releases, versioned ledger rows and fixed published snapshots, while the methodology names licensed inputs instead of making a blanket public-source claim.
Decision read
Readers can distinguish observation year, publisher status and retrieval date before carrying a figure into another decision or model.
Grid and delivery
Method update
0 changes
SWIS reference
The two recent CER installation windows are retained as recorded cohorts but are no longer interpreted as demand momentum; the 2025 ABS population value is marked preliminary and 2022-2024 revised.
Decision read
The reference edition remains citable while preventing recent STC validation lag or preliminary population estimates from being mistaken for settled market change.
Grid and delivery
Data release
Energy data
Each Grid Mix Monitor system now has a monthly transition view from 2016, joining Ember generation and carbon-intensity series to a named NASA POWER solar-resource reference point.
Decision read
The monitor can now distinguish a lasting change in market mix from a single bright or dim month, while keeping the boundary clear: reference-point irradiance is not yet a capacity-weighted national solar index.
Grid and delivery
Data release
Energy data
A new open comparison surface tracks the 2025 annual generation mix, renewable share, solar share and carbon intensity across ten selected electricity systems.
Decision read
The operating context for solar can now be compared across systems without confusing annual national generation with real-time dispatch or every sub-grid within a country.
Markets and value
Data release
Market structures
The first quarterly capture ledger covers all 60 bidirectional batteries registered in the National Electricity Market, with commissioning units flagged separately from full-quarter assets.
Decision read
The gap between a perfect-foresight spread reference and observed energy-only capture is now measurable by region, duration and asset context rather than left as a model assumption.
Markets and value
Publication
Market structures
Solar Analytica begins a dedicated line for the indices, spreads and realised capture that frame storage revenue cases, starting with a transparent NEM battery reference.
Decision read
The research scope now reaches beyond the asset and its resource into the market arrangements that determine what an operating system can capture.
Markets and value
Data release
Solar economics
The price-times-yield join is now available as an interactive reference across 28 matched markets, sortable by value, sunlight and retail price.
Decision read
It makes the demand side of solar economics visible: retail tariffs move annual grid-offset value far more than the spread in sunlight alone.
Resource and climate
Publication
Production climate
The annual synthesis closes the first production-climate series, joining the latest readings for heat, sky conditions, variability, soiling, wind and physical risk.
Decision read
Climate belongs in an operating assumption set, not as a single headline risk: its effects on PV vary materially by location, technology and time horizon.
Markets and value
Publication
Production climate
The series capstone joins every climate variable to yield and local tariff across 23 priced markets, finding the ranking inverts: dim Berlin earns more per kilowatt than all but two markets, while sun-rich Riyadh ranks 21st.
Decision read
The tariff spread across these markets is 20 to 1 against a sunlight spread of barely 2 to 1, which is the report's central finding stated as a number: price, not sun, decides where a kilowatt is worth the most.
Technology and assets
Publication
Scenario planning
The report aggregates ITRPV, CPIA, Exawatt and NREL roadmaps into a scenario range for 2030's monocrystalline-silicon technology mix, after finding the underlying roadmaps disagree by wide margins and revise within a single year.
Decision read
Procurement and capex planning against a single confident 2030 forecast is planning against a number the industry's own roadmaps do not agree on, and a scenario range is the more honest input.
Markets and value
Data release
Solar economics
The demand-side dataset tracks household retail tariffs across 92 cities and 70 countries from 2016 to 2025, preserving confidence notes where a local series is less certain.
Decision read
A credible solar-market screen needs both the resource and the price it displaces. High sun alone is not a proxy for household solar value.
Resource and climate
Publication
Production climate
The report prices whether a system survives rather than how much it produces, finding hail seriously threatens only Johannesburg and Sydney among 40 markets, extreme wind governs 13, flood 11, and five markets face no material hazard at all.
Decision read
The mount specification and the insurance reserve, not the annual kilowatt-hour figure, are where these storm risks are felt, and they vary by peril and by market; climate zone alone does not predict them.
Resource and climate
Publication
Production climate
Mean wind speed across 40 markets runs from a near-still 1.8 metres per second in Bogota to 6.3 in Cape Town, and because wind barely tracks temperature, it is worth 3.6 to 6.9 per cent of output relative to still air and decides which hot markets get relief from the heat penalty.
Decision read
Two markets at the same temperature can carry very different heat losses depending on wind alone, and the humid tropics, hot and windless together, get none of this refund.
Resource and climate
Publication
Production climate
Eighteen measured market-events from grid operators, fleets and peer-reviewed studies quantify smoke's solar yield impact, from 27 per cent off Sydney's rooftops in a single day to 9.5 per cent across the two months of Australia's Black Summer.
Decision read
Smoke is a recurring seasonal yield factor in exactly three regions and an occasional forecasting problem everywhere else, which is a different risk to price than treating it as a uniform global derate.
Resource and climate
Publication
Production climate
The soiling baseline records annual energy loss from 1.5 per cent in rain-washed Berlin to a 20 per cent lower bound in the Gulf, and finds the deciding variable is not how much dust falls but how often rain above a few millimetres follows it. Seventeen markets carry an honest blank where no credible study exists.
Decision read
A single assumed soiling rate is wrong for most markets by a wide margin, and the record now states which markets have evidence behind their figure and which do not, rather than filling every row with an estimate.
Resource and climate
Publication
Production climate
The report splits total irradiance into its beam and diffuse components across 40 markets, finding the diffuse share running from 19 per cent on the Atacama plateau to 63 per cent in Reykjavik.
Decision read
A tracker or bifacial module earns its price on the ratio, not the total, so the same annual sunlight figure can justify opposite hardware decisions depending on which market it comes from.
Resource and climate
Publication
Production climate
The report joins twenty-one years of NASA and NOAA climate-driver data to show interannual irradiance variability running from 2.5 per cent in deserts to 8 per cent in the monsoon, driven by El Nino and La Nina redistributing cloud across hemispheres.
Decision read
The P90 figure on a proposal exists precisely to protect against this variability, and the report gives the first published basis for what that number covers, market by market.
Resource and climate
Publication
Production climate
Two independent NASA instruments record 26 of 40 markets brightening and 14 dimming over two decades, from Berlin's plus 6.8 per cent to Jodhpur's minus 6.1 per cent, agreeing on the direction of change in 29 of the 40.
Decision read
Every percentage point of sky moves output almost one for one, so a market's brightening or dimming trend can be several times larger than its warming penalty and is the more consequential number to know.
Resource and climate
Publication
Production climate
Panels rated at 25 degrees Celsius run at a modelled 53 degrees in the average market, a static loss of 9.8 per cent of nameplate output before any warming trend is counted. Twenty years of NASA record put the additional 25-year warming penalty at roughly a third of a percentage point.
Decision read
The heat tax a system pays every day is an order of magnitude larger than the warming drift it will accumulate over its life, so module choice and mounting matter far more to yield than the climate trend does.
Technology and assets
Publication
Market data
The 2025 data record shows global energy storage additions breaking 100 GW for the first time, battery pack prices at a record low, and Australia's Cheaper Home Batteries Program moving 400,000 systems within a year of launch.
Decision read
Residential storage economics moved on two fronts at once, falling hardware cost and a large single-country subsidy event, which is why the report reads the 2025 data as a market inflection rather than a steady trend.
Technology and assets
Publication
Technology & safety
The report classifies residential lithium-ion storage by cathode chemistry, a four-layer safety certification stack and battery-management-system generation, rather than by product or brand.
Decision read
A specification decision now separates three independent questions, which chemistry carries which risk profile, which certification layers apply, and how mature the BMS generation is; no one of them is a proxy for the others.
Research access is being developed for teams that need recurring data releases, evidence packs and exportable working material.