CAISO/WEIM
CAISO Board of GovernorsCalifornia Agencies & LegislatureCalifornia Air Resources Board (CARB)California Energy Commission (CEC)California LegislatureCalifornia Public Utilities Commission (CPUC)Other 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.
Three stakeholder working groups charged with designing key elements of CAISO’s proposed extended day-ahead market for the Western EIM began meeting this week.
Western states produced a whirlwind of climate initiatives last year, advancing numerous bills and regulations to reach net-zero emissions by 2050.
CAISO intends in 2022 to focus on long-term transmission planning, interconnecting storage and extending the real-time Western EIM to a day-ahead market.
California’s hydrogen fueling network must expand beyond ports if the state is to meet its zero-emission vehicle goals, speakers said during a workshop.
An RTO could provide Oregon with economic, planning and operational benefits, but it would not serve as a “universal problem-solver,” a new study says.
The Western Energy Imbalance Market Governing Body and CAISO Board of Governors were briefed on proposed changes to the WEIM resource sufficiency test.
In their last meeting of 2021, the CAISO governors elected a new chair and funded technology upgrades to settle billions of dollars in transactions annually.
The D.C. Circuit Court of Appeals said FERC erred in basing its decision on CAISO capacity procurement payments on a prior ruling.
CAISO proposed paying batteries to stay charged during the day in readiness for summer evening peaks to maintain resource adequacy in Western heat waves.
The CPUC fined Southern California Edison $550 million for major wildfires in 2017-18 and approved the utility's new $1.3 billion storage project.
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