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.
FERC approved an agreement between CAISO and LS Power to develop a transmission line that would deliver Idaho wind power into California and could help secure Idaho Power’s participation in the ISO’s Extended Day-Ahead-Market.
Powerex says it will fund the next phase of SPP’s Markets+ and “re-affirmed” its commitment to joining the Western real-time and day-ahead offering.
Though no utilities have been blamed for the deadly wildfires in Los Angeles so far, stakeholders cautioned that companies like Southern California Edison are not completely out of the woods and still face financial and legal risk.
BPA is not planning to acquire any major energy resources but is taking steps to ensure it’s ready in case those predictions should change, staff said during a presentation of the agency’s 2024 Resource Program.
The California Energy Commission will hold a workshop to discuss the West-Wide Governance Pathways Initiative, signaling the state may consider a proposal to alter CAISO’s governance structure to accommodate broader concerns about the ISO’s lack of independence from politics.
Fire agencies are investigating whether Southern California Edison’s equipment ignited one of the fires currently ravaging Los Angeles, the utility said in a news release.
Prices in CAISO’s WEIM fell sharply in the third quarter of 2024 compared with a year earlier as declining gas costs outweighed the impact of increased summer loads, the DMM found.
Establishing a fast-start pricing mechanism in CAISO and the WEIM is complex and brings few benefits compared to other potential market enhancements, the ISO's Department of Market Monitoring said.
The rapidly spreading brush fires that have devastated multiple communities around Los Angeles are not expected to affect California’s broader transmission grid, CAISO said.
LS Power closed on its deal to buy Algonquin Power's renewable business, adding thousands of megawatts around North America along with a deep development pipeline of clean energy projects.
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