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.
Vistra CEO Jim Burke says he remains confident in the company's value proposition, even as it turned in a major second-quarter loss.
A transmission line meant to carry 3,000 MW of Wyoming wind energy to California wants to join CAISO, but the ISO's process is raising concerns.
The California PUC adopted a submetering protocol to let EV owners be billed at lower rates for charging, the first such program in the nation.
The California Energy Commission issued a draft report that could double the state's offshore wind targets for 2045 in response to stakeholder comments.
San Diego Gas & Electric and its partners launched the first interconnected vehicle-to-grid project to offer support during energy emergencies.
California regulators are awaiting approval from the EPA for a rule that would require an increasing percentage of trucks sold in the state to be zero emission.
A Western RTO could yield significant economic benefits, adding billions to the region’s GDP and generating thousands of new jobs, a new report says.
FERC proposed allowing RTOs to share credit information about market participants, fulfilling a request the grid operators made at a 2021 technical conference.
A study commissioned by the California PUC warns that more than 5% of hydrogen blended with natural gas can increase the risks of leaks and metal degradation.
A California program to encourage the purchase of zero-emission off-road equipment has handed out more than $100 million in incentives since reopening.
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