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March 18, 2026

CAISO/WEIM

The California Independent System Operator serves about 80% of California's electricity demand, including the service areas of the state's three investor-owned utilities. It also operates the Western Energy Imbalance Market, an interstate real-time market covering territory that accounts for 80% of the load in the Western Interconnection.
Judge Weighs Competing PG&E Bankruptcy Plans
Judge Dennis Montali heard lengthy arguments from bondholders and insurance companies over why he should end PG&E’s exclusivity period.
Bankruptcy Judge Questions PG&E Exec Compensation
The judge overseeing PG&E’s bankruptcy questioned the utility’s attorney over an executive compensation package that includes $11 million in bonuses.
Forecasting, Cooperation Key to Calif. Climate Challenges
California must find new approaches to long-term forecasting and collaboration, speakers said at a California Energy Commission workshop.
CPUC Program ‘Runs Afoul’ of PURPA, Court Rules
The 9th Circuit found California’s Renewable Market Adjusting Tariff program violated PURPA by capping the energy utilities must purchase from QFs.
Rising Solar Boosts EIM Q2 Benefits to $86M
CAISO secured the largest chunk of the EIM’s $86 million in gross benefits during the second quarter as the solar-heavy ISO exported 2.16 million MWh.
Storage Week: Hairless Cats, Rising Stats and Skeptics
Some speakers at Infocast’s Storage Week Plus were optimistic that battery storage would become a significant part of the grid in the next five to 10 years.
CAISO Seeking to Contain PSPS Spillover
CAISO will seek to protect neighboring balancing authority areas if investor-owned utility members de-energize transmission lines due to wildfire threats.
UPDATED: California PUC Jumps into PG&E Bankruptcy Fray
The judge overseeing PG&E’s Chapter 11 bankruptcy granted a motion to hold off on deciding whether to terminate the utility’s exclusivity period.
California Energy Summit Focuses on Wildfires
Discussions at Infocast's California Energy Summit ran the gamut of energy issues, but mitigating and preventing wildfires in the state took center stage.
PG&E Deserves $30M ISO Adder, FERC Says
FERC reaffirmed that Pacific Gas & Electric participates voluntarily in CAISO and qualifies for hefty financial incentives to remain in the ISO.

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