CAISO/WEIM
CAISO Board of GovernorsCalifornia Agencies & LegislatureCalifornia Air Resources Board (CARB)California Energy Commission (CEC)California LegislatureCalifornia Public Utilities Commission (CPUC)Other 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.
Nevada regulators have approved NV Energy’s $901 million Greenlink North project and two major solar-plus-batter storage projects proposed by the utility.
A dry January and February are clouding the prospects for hydroelectric generation this summer following two years of severe drought in California.
CARB could adopt by year-end several regulations intended to speed the transition to zero-emission vehicles, including the Advanced Clean Cars II rules.
Prompted by a petition from environmental justice groups, California will look at the role of dairy-manure biomethane in the state’s low-carbon fuel standard.
The California Public Utilities Commission put a controversial net-metering plan for rooftop solar on hold "until further notice" as it considers revisions.
CAISO's Western Energy Imbalance Market hit a record $739 million in member benefits in 2021, putting its total close to $2 billion since it launched in 2014.
Jaywm, CC BY-SA 4.0, via Wikimedia Commons
Washington utilities Avista and Tacoma Power will not delay their entry into the Western EIM, despite BPA’s decision to postpone joining by two months.
CAISO's new 20-year transmission outlook projects a need for $30.5 billion in new lines to carry renewable and stored power across California and the West.
A WECC study found that the West needs emerging technologies capable of replicating the performance of gas plants to reach 100% clean energy by 2040.
The Bonneville Power Administration said it will delay its entry into the Western EIM by two months to work out technical and training issues.
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