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.
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The Bonneville Power Administration elicited nearly 150 comments in response to the draft policy outlining its decision to join SPP’s Markets+ rather than CAISO’s Extended Day-Ahead Market.
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The dispute over how CAISO’s Extended Day-Ahead Market will allocate congestion revenues to market participants continues, even as the ISO moves to address stakeholder concerns.
Shutterstock
BPA's day-ahead market decision will have “major reliability and affordability impacts” on electricity customers in the Northwest and across the West, CAISO CEO Elliot Mainzer told the ISO’s Board of Governors
Balise42, CC BY-SA-4.0, via Wikimedia Commons
The West-Wide Governance Pathways Initiative’s Launch Committee said it hopes to seat a permanent board by either next year or 2027 for the regional organization that will govern energy markets in the West.
SPAN
Pacific Gas and Electric will meet some of this year’s summer electricity demand in California through a virtual power plant demonstration project that will include as many as 1,900 residential customers.
CAISO
CAISO's Department of Market Monitoring found lower natural gas prices helped drive down energy prices in the WEIM in the fourth quarter of 2024.
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For the Balancing Authority of Northern California, a positive experience with CAISO’s Western Energy Imbalance Market was a key factor in the decision to also join the ISO’s Extended Day-Ahead Market.
CAISO
CAISO launched an “expedited” initiative to address stakeholder concerns about how EDAM will allocate congestion revenues when a transmission constraint in one balancing authority area causes congestion in a neighboring BAA.
Capital Power
FERC approved a $528,000 settlement that ends a dispute between EDF Trading North America and CAISO over fuel cost recovery.
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The California Public Utilities Commission voted to approve stricter safety standards on battery storage facilities following a series of incidents at battery facilities.
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