Salt River Project (SRP)
CAISO
CAISO’s Western Energy Imbalance Market provided participants with $422.44 million in economic benefits during the second quarter of 2025, up 15% compared with the same period year earlier despite no change in membership.
WRA
With data centers contributing to surging load growth, a new report suggests that more Western utilities should adopt clean transition tariffs or even make the tariffs mandatory for certain large customers.
WPP
Even in its nonbinding phase, the Western Power Pool’s Western Resource Adequacy Program has been a valuable tool for working toward resource adequacy goals, program participants said.
Arizona Public Service
Arizona utilities are seeking U.S. Department of Energy funding to help plan for additional nuclear power facilities in the state.
© RTO Insider
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.
Pattern Energy
FERC approved the non-rate terms of SunZia Transmission’s proposed transmission owner tariff but sent the tariff’s non-subscriber usage rate to a settlement process and potential hearing.
U.S. Army Corps of Engineers
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
Financial backers of Phase 2 of SPP’s Markets+ have until Feb. 14 to submit executed funding agreements, the RTO said.
Shutterstock
Arizona Public Service, Salt River Project and Tucson Electric Power announced they are jointly exploring the possibility of adding nuclear generation.
© RTO Insider LLC
Arizona Corporation Commissioner Kevin Thompson said he thinks his state’s four major utilities may have erred in committing to joining SPP’s Markets+ instead of CAISO’s Extended Day-Ahead Market.
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