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.
Stakeholders and EIM Governing Body members gathered in Las Vegas to express their support for the CAISO-created Regional Issues Forum.
The balancing area for the Sacramento Municipal Utilities District signed an agreement allowing SMUD to join the Western EIM in 2019.
Stakeholders expressed concerns over how the Western Interconnection’s four transmission planning organizations can align their separate regional processes.
CAISO market participants continue to seek more details about an “expedited” ISO proposal to procure black start resources.
PG&E earned $692 million during the fourth quarter of 2016, compared with $134 million during the same period a year earlier.
Butte County urged FERC to order the California Department of Water Resources to establish its own public safety program to help manage the Oroville Dam.
CAISO may curtail a massive amount of renewable energy this spring when increased solar output is expected to coincide with increased hydropower.
CAISO’s straw proposal for procuring black start resources would entail significant collaboration with affected transmission owners.
Stakeholders have lingering questions about the CAISO interconnection proposal to protect small transmission owners from bearing the costs of upgrades.
CAISO officials and stakeholders discussed the ISO's primary frequency response product initiative.
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