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December 5, 2025

Arizona Public Service (APS)

Arizona Public Service
Arizona Utilities Explore Expanded Use of Nuclear

Arizona utilities are seeking U.S. Department of Energy funding to help plan for additional nuclear power facilities in the state.

Travel Portland
BPA Chooses Markets+ over EDAM
Bonneville's final record of decision will come as little surprise to those who’ve been following market developments in the West.
Center for Land Use Interpretation
APS to Keep Cholla Plant Closed Despite Trump Order Backing Coal
APS officials said they are looking to a non-coal future for the recently closed Cholla coal-fired power plant, despite President Donald Trump’s calls to keep the facility running.
© RTO Insider
SPP MPEC Members Celebrate Markets+ Funding Order
FERC’s approval of SPP’s Markets+ funding agreement and its recovery mechanism came as backers of the Western centralized day-ahead market were meeting with the snow-capped Rockies as a backdrop.
New Mexico Renewable Energy Transmission Authority
APS, PNM Closer to Order 2023 Compliance
The two Southwestern utilities are closer to compliance with FERC Order 2023 but still have work to do in response to orders the commission issued.
U.S. Army Corps of Engineers
BPA Markets+ Phase 2 Bill Could Reach $27M — or More

BPA will be on the hook for nearly $27 million in funding for the next phase of SPP’s Markets+ — and potentially more depending on the market’s final footprint, according to a document SPP filed with FERC.

© RTO Insider LLC
SPP Secures Funding to Begin Markets+ Phase 2
The RTO said it has received signed Phase 2 funding agreements from eight interested participants in its proposed day-ahead service offering — including the Bonneville Power Administration.
© RTO Insider LLC
SPP Sets Deadline for Markets+ Funding Agreements

Financial backers of Phase 2 of SPP’s Markets+ have until Feb. 14 to submit executed funding agreements, the RTO said.

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Arizona Electric Utilities Team Up to Pursue Nuclear
Arizona Public Service, Salt River Project and Tucson Electric Power announced they are jointly exploring the possibility of adding nuclear generation. 
CAISO
WEIM Q4 Benefits Exceed $374M
CAISO's Western Energy Imbalance Market provided participants $374.25 million in benefits during the fourth quarter of 2024, down about 4% from the same period a year earlier, according to an ISO report.

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