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December 17, 2025

Utility-scale Solar

Constellation Energy
FERC Approves Constellation Purchase of Calpine with Conditions
FERC approved Constellation's purchase of Calpine, which will create an even bigger IPP with nearly 60 GW around the country, with the biggest share of that in PJM.
APS
Large-scale Solar and Wind Hit with One-two Punch
Large-scale solar and wind projects are facing growing local resistance along with federal policy changes.
Yes Energy
Industry Experts Find Faults in DOE’s Resource Adequacy Analysis
Industry experts say that while DOE's report points to a well known issue, it focuses only on keeping old plants online instead of needed new capacity.
Dominion Energy
Virginia SCC Orders Changes to Dominion Energy’s IRP Process
The Virginia SCC ordered changes to Dominion's IRP filings, requiring scenarios that meet state clean energy goals and have an increased level of storage, efficiency and demand-side management.
The White House
U.S. Clean Energy Sector Faces Cuts and Limitations
How deeply the One Big Beautiful Bill Act will impact clean energy still is being determined.
Shutterstock
Trump Executive Order Targets Renewable Energy Tax Credits
President Trump has issued an executive order targeting renewable energy tax credits as strongly as possible under the One Big Beautiful Bill Act.
David Maiolo, CC BY-SA-3.0, via Wikimedia Commons
Senate Passes Trump’s Big Bill that Slashes Clean Energy Tax Credits
The U.S. Senate met through the weekend and overnight June 30 to work on Republicans’ budget reconciliation bill, passing it 51-50 with Vice President JD Vance casting the tiebreaking vote. 
Shutterstock
Renewables Supporters Decry Late Change to Trump’s ‘Big Beautiful Bill’

Senators working through the weekend on Trump's “One Big Beautiful Bill” delivered renewable energy supporters an unexpected and unpleasant surprise in the form of proposed taxes that likely would stymie completion of projects already in the works.

CAISO
Local Congestion Causing Most California Curtailments, CAISO Says
Local line congestion is the primary cause of renewable curtailment in California — and the amount is increasing each year, CAISO said during its second-quarter Market Performance and Planning Forum.
PacifiCorp
Northwest Summers Now Include ‘Huge’ Energy Flows from California

Portland General Electric told Oregon regulators that after decades of electricity flowing from north to south through its system during the summer, the flow on a typical summer day has reversed.


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