Google pilots a new revenue stream for battery storage
KEY DEVELOPMENTS
- Google Pilots Hourly Clean Energy Certificates for 340 MW of Storage: A Google-backed initiative with esVolta used 340 MW / 680 MWh of battery capacity across two projects to time-shift 9.2 GWh of solar-charged electricity, creating the first environmental certificate revenue stream for standalone storage. PV Magazine USA. Read More: PV Magazine USA.
- EDF Hits Financial Close on 394 MW Utah Solar Plant: EDF Renewables North America locked in financing for a 394 MW utility-scale solar PV project in Utah, one of the larger solar deals to close this year. PV Tech. Read More: PV Tech.
- Trump Administration Stalls Wind Permits Despite Court Order: Federal wind farm permits remain frozen even after a court ruling, keeping developers in limbo as the administration continues to delay action on pending approvals. Heatmap News. Read More: Heatmap News.
- Washington Supreme Court Kills Voter-Backed Natural Gas Measure: The state's top court struck down a 2024 voter-approved initiative that would have protected natural gas access and weakened building codes restricting gas installations. Seattle Times. Read More: Seattle Times.
- Ohio Village Energizes 6 MW Floating Solar Array: D3Energy brought online a 6 MW floating solar installation on a reservoir in Monroeville, Ohio — one of the largest floating PV arrays in the country. Solar Power World. Read More: Solar Power World.
Solar & Storage
The Google-esVolta pilot may be the most consequential storage development to surface this week, not because of its megawatt count but because of what it proves financially. The two projects — esVolta's 240 MW / 480 MWh Anole facility and its 100 MW / 200 MWh Burksol system — charged from solar generation and discharged 9.2 GWh of clean electricity into hours when renewables weren't producing, according to PV Magazine. The twist: for the first time, those storage assets earned environmental certificates on an hourly basis, creating a scalable contracting framework for corporate buyers chasing true 24/7 carbon-free energy compliance. For storage developers who have long relied on arbitrage and capacity payments, this opens a third revenue leg — one tied directly to the growing appetite among tech companies for round-the-clock clean power. Read More: PV Magazine.
That corporate appetite continues to drive solar procurement. Meta signed a power purchase agreement with Apex Clean Energy for the 144 MW Starling Solar project in Texas, securing exclusive rights to all environmental attributes and renewable energy credits, Utility Dive reported. The deal follows a pattern: hyperscalers locking up not just electricity but the proof of its cleanliness. Meanwhile, in the same state, startup Rune unveiled its RELIC modular AI computing system, which installs directly at solar generation sites to consume power that would otherwise be curtailed. Rune announced deployment at an existing 200 MW solar facility in Texas, requiring no grid modifications, according to Solar Builder. The concept — bringing compute to the electron rather than the electron to the data center — could ease grid congestion concerns that have delayed interconnection queues across ERCOT. Read More: Utility Dive reported, Solar Builder.
EDF Renewables North America, the U.S. arm of the French utility giant, reached financial close on a 394 MW solar plant in Utah, a deal that adds to the state's rapidly growing solar portfolio, PV Tech reported. Financial closes have become the more meaningful milestone than groundbreakings in the current market, because they signal that tax equity and debt providers are still comfortable with project economics despite tariff uncertainty and shifting federal policy. Read More: PV Tech reported.
In Ohio, D3Energy's 6 MW floating solar array on a reservoir in Monroeville is now producing power, making it one of the largest floating PV installations in the country and the largest in the state, according to Solar Power World. The project is notable because Ohio passed a law in 2021 giving counties the authority to restrict utility-scale solar installations — a provision that has chilled ground-mount development in parts of the state. Floating arrays on municipal water infrastructure sidestep the most contentious land-use objections, though at 6 MW, the format remains a niche play compared with the hundreds-of-megawatt ground-mount projects being financed elsewhere. Read More: Solar Power World.
On the storage side, FlexGen Power Systems and Lightshift Energy expanded their partnership to deploy 80 MW of battery energy storage across Massachusetts, Virginia, and Vermont. The companies have already completed a 6 MW facility in Groton, Massachusetts, and a 10.5 MW system in Danville, Virginia, with plans for ten additional installations totaling over 55 MW, PV Magazine USA reported. These smaller distributed projects reflect New England's grid reality: transmission-constrained zones where even modest storage additions can relieve congestion and defer costly infrastructure upgrades. Read More: PV Magazine USA reported.
Wind Energy
The Trump administration continues to hold up federal wind farm permits despite a court ruling that should have compelled action, Heatmap News reported. Details on which specific projects or permits are affected were limited, but the broader pattern is clear: the administration's permitting freeze, which began shortly after President Trump took office in January 2025, has stalled billions of dollars in offshore and onshore wind investment. Developers with projects awaiting Bureau of Ocean Energy Management or Bureau of Land Management approvals have been unable to proceed, and the court ruling has so far failed to break the logjam. For wind developers carrying pre-development costs and expiring equipment contracts, each month of delay compounds financial exposure. Read More: Heatmap News reported.
Separately, a pumped-storage hydroelectric project at Seminoe Reservoir in Wyoming will face additional environmental review from the Bureau of Land Management, drawing support from project critics, according to CapCity News. Pumped hydro remains the longest-duration storage option available at scale, but permitting timelines — already measured in years — are growing longer as environmental review requirements tighten. Read More: CapCity News.
Policy & Markets
The Washington State Supreme Court struck down a voter-approved initiative that would have protected natural gas access in buildings and weakened codes restricting gas installations, according to the Seattle Times. The measure, approved by voters in 2024, had been challenged on legal grounds. The court's decision preserves the ability of Washington cities and the state to pursue building electrification policies — a trajectory that other West Coast jurisdictions are watching closely. For heat pump manufacturers and electrical contractors, the ruling removes a legal cloud that had cast doubt on the durability of gas restriction policies. Read More: Seattle Times.
On the international front, the U.S. International Development Finance Corporation announced support for a 400 MWh battery energy storage portfolio in Ukraine, according to Energy Storage News. The commitment signals continued U.S. government interest in deploying storage technology abroad even as domestic policy remains in flux. Read More: Energy Storage News.
LOOKING AHEAD
- Wind Permit Litigation: Watch for further court enforcement actions if the Trump administration continues to delay wind farm approvals despite judicial rulings — the next legal moves could define whether the federal permitting freeze is permanent or temporary.
- Hourly Clean Energy Certificates: The Google-esVolta pilot establishes a framework, but whether registries and regulators adopt hourly certificate standards will determine if storage developers can count on this revenue stream at scale.
- Wyoming Pumped Hydro Review: BLM's additional environmental analysis of the Seminoe Reservoir project could set precedent for how federal lands are used for long-duration energy storage, a question with implications well beyond a single site.
TODAY'S QUICK ANSWERS
Q: What does the Google-esVolta hourly certificate pilot mean for battery storage economics?
A: It introduces a potential third revenue stream for standalone storage — alongside energy arbitrage and capacity payments — by awarding environmental certificates when batteries discharge stored solar energy into non-solar hours. The pilot shifted 9.2 GWh and proved the concept works with 340 MW of capacity. If registries formalize hourly tracking, corporate 24/7 clean energy commitments could become a major demand driver for new storage builds.
Q: Why should developers pay attention to Ohio's floating solar project despite its small size?
A: At 6 MW, the Monroeville array won't move state-level capacity numbers. But it demonstrates a path around Ohio's 2021 law allowing counties to block utility-scale solar — by siting panels on water rather than contested agricultural land. In states where local opposition is the binding constraint on development, floating PV on municipal reservoirs offers a permitting route that avoids the most common objections.
Q: What should wind developers watch for after the latest federal permit delays?
A: The administration's refusal to act on permits despite a court ruling suggests the freeze is a deliberate policy stance, not an administrative backlog. Developers with projects in the federal queue should be stress-testing their financing structures for extended delays and monitoring whether courts escalate enforcement — contempt proceedings or specific mandamus orders would be the next legal step.
THE BOTTOM LINE: Corporate demand for verifiable, round-the-clock clean power is now spawning entirely new financial instruments for battery storage, even as federal permitting paralysis continues to choke the wind sector — the capital keeps flowing, but it's flowing selectively toward the technologies and structures that can navigate the current political environment.