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.
CAISO officials said they “reluctantly” plan for the ISO to become a reliability coordinator (RC) by spring 2019 and will depart from Peak Reliability.
FERC ordered hearing and settlement proceedings on Southern California Edison’s proposal to revise its transmission formula rate.
FERC ordered hearing and settlement procedures in a dispute over reliability-must-run agreements filed by Calpine for generators in CAISO.
The Energy Imbalance Market (EIM) expanded its footprint and ambitions in 2017 while new suitors lined up to compete with CAISO as the vehicle for a Western RTO.
CAISO’s Department of Market Monitoring discussed the ISO’s third-quarter market results with participants.
Operators of traditional resources say the Vision 2030 paper drifts outside CAISO’s purpose of assuring reliability and managing markets.
California regulators have approved new measures aimed at the prevention of wildfires, as utilities face growing scrutiny.
Three solar advocates filed a joint challenge to the Montana PSC’s decision to alter the contract terms available to small generators under PURPA.
CAISO’s Board of Governors approved new generator contingency modeling, rules extending time for generator interconnections and EIM enhancements.
CAISO is floating a proposal that would extend many of the features of its day-ahead market into the footprint of the EIM.
Want more? Advanced Search










