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.
Susan Kennedy, a former California utilities regulator and political insider, has been fined after state investigators determined that she failed to register as a lobbyist.
CAISO is recommending cutting more than $2.7 billion from current transmission spending estimates across the 2027 planning horizon.
CAISO’s fourth quarter was beset by 15-minute market energy shortages and a significant shortfall in CRR auction revenues, the ISO’s Market Monitor said.
CAISO defended its deployment of gas price adders that have been activated frequently in the face of cold weather, wildfires and concerns about pipeline outages.
PacifiCorp selected bids from developers of four wind farms totaling 1,300 MW, advancing an effort that would expand the company’s wind portfolio by more than 60% if constructed.
The CAISO Board of Governors enacted new governance policies and named Governor David Olsen as chairman.
FERC approved a package of modifications developed by CAISO for the EIM, and issued several other decisions related to Western states and energy markets.
CAISO is moving ahead with major modifications to its congestion revenue rights (CRR) auction even as some stakeholders urge a deeper look.
Some energy resource developers in California say CAISO needs to change its interconnection rules to prevent financially unviable projects from lingering in the queue and affecting more sound projects.
California regulators approved an order bringing community choice aggregators (CCAs) into the state’s resource adequacy requirements.
Want more? Advanced Search










