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.
El Paso Electric, a utility that serves more than 400,000 customers in Texas and New Mexico, plans to join CAISO’s Western Energy Imbalance Market in 2023.
CAISO introduced a straw proposal that aims to attract supply this summer and head off shortfalls like those that led to rolling blackouts last year.
The CPUC and state emergency officials told Southern California Edison that it had mishandled its public safety power shutoffs in 2020.
The California Energy Commission updated its 2020-2030 forecast to account for the COVID-19 pandemic and increased electric-vehicle charging.
Legislators in Sacramento introduced bills to ban natural gas from new construction, promote hydrogen as a fuel source and increase DR to head off blackouts
The Western EIM Governing Body discussed CAISO’s summer energy shortfalls, pondering how the EIM could better serve participants during system stress.
A recent report concluded that a Western resource adequacy program could require state regulators & utilities to relinquish some control over IRP processes.
The California PUC ordered utilities to hasten the creation of microgrids, including establishing a $200 million incentive program for high risk communities
CAISO and state agencies released a final analysis of the August blackouts and steps they are taking to prevent capacity shortfalls this summer and beyond.
California Gov. Gavin Newsom proposed investing $1.5 billion in zero-emission vehicles to accelerate their adoption as part of his $227 billion budget plan.
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