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.
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Southern California Edison told the California Public Utilities Commission it is reviewing videos suggesting a link between its equipment and the devastating Eaton Fire.
U.S. Forest Service
A bipartisan bill in the U.S. Senate would make it easier for utilities to clear trees around power lines on U.S. Forest Service land by not requiring a timber sale for the cut-down material.
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California regulators have approved rules to streamline permitting of transmission projects, saying the move is needed to maintain grid reliability and reach state climate goals.
Hydro-Québec
As the Trump administration forged last-minute agreements with Canada and Mexico to postpone steep new tariffs, the energy industry fretted about potential fallout for cross-border supply chains and wholesale electricity markets.
CAISO
CAISO's Western Energy Imbalance Market provided participants $374.25 million in benefits during the fourth quarter of 2024, down about 4% from the same period a year earlier, according to an ISO report.
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BPA would have to strike several types of agreements, many of which are complex and could take years to implement, to tackle seams that could arise if BPA joins a day-ahead market, agency staff said during a workshop.
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BPA could face high implementation fees and operating costs under both SPP’s Markets+ and CAISO’s EDAM, but exact amounts are in flux.
County of Monterey, Calif.
California regulators have proposed new safety standards for battery energy storage systems following a series of incidents at the facilities, including a major fire at Vistra’s Moss Landing site.
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FERC approved CAISO’s tariff revisions related to real-time bid cost recovery rules for energy storage resources.
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The Western Power Pool faced “real potential weaknesses” in 2024 due to staff shortages and outdated financial and accounting systems, the organization’s leadership said during their annual member meeting.
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