CAISO/WEIM
CAISO Board of GovernorsCalifornia Agencies & LegislatureCalifornia Air Resources Board (CARB)California Energy Commission (CEC)California LegislatureCalifornia Public Utilities Commission (CPUC)EDAMOther CAISO CommitteesWestern Energy Imbalance Market (WEIM)WEIM Governing Body
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.
CAISO is facing stakeholder criticism over fundamental aspects of an initiative designed to keep needed generating resources from retiring prematurely.
CAISO’s internal Market Monitor provided more details about the extreme day-ahead price spikes occurring over a three-day period in June.
California agencies are finalizing a roadmap for commercializing microgrids in the state, aligning with a $45 million grant funding opportunity.
FERC issued CAISO-related rulings on PG&E, Portland General Electric and Aliso Canyon.
PacifiCorp is seeking bids for up to 1,270 MW of wind power to integrate into its system by the end of 2020.
CAISO and Pacific Gas and Electric have asked FERC to reconsider its decision last month to approve only some of the utility’s requested transmission rate incentives.
CAISO will gather feedback on its proposal for reliability payments to keep Calpine’s Metcalf gas-fired plant from retiring.
California’s scorching heat pushed CAISO day-ahead energy prices to record highs in the second quarter after market mitigation measures unexpectedly failed.
FERC approved CAISO’s request to be relieved of its requirement to develop a conceptual statewide plan as part of its regional transmission planning process.
CAISO has launched what will be a years-long initiative to develop a program to pay storage resources to absorb excess renewable generation.
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