CAISO/WEIM
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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.
A new three-year wildfire mitigation plan from Pacific Gas and Electric incorporates tried-and-true strategies such as undergrounding power lines, as well as some newer approaches such as pole-mounted sensors
Utilities in the West are gearing up for another wildfire season, equipped with new technology and lessons learned from recent fires in Los Angeles they hope can assist in mitigation work.
The complex issue regarding congestion revenue allocation in CAISO’s Extended Day-Ahead Market continues to raise questions and cause some confusion for market participants.
ACP released a report produced by The Brattle Group laying out how organized markets can replicate the success CAISO and ERCOT have had in deploying energy storage resources.
Operators of the Columbia Generating Station are seeking an extended power uprate for the facility, which is the Northwest’s only commercial nuclear power plant and a supplier of electricity to the Bonneville Power Administration.
The Bonneville Power Administration elicited nearly 150 comments in response to the draft policy outlining its decision to join SPP’s Markets+ rather than CAISO’s Extended Day-Ahead Market.
The dispute over how CAISO’s Extended Day-Ahead Market will allocate congestion revenues to market participants continues, even as the ISO moves to address stakeholder concerns.
BPA's day-ahead market decision will have “major reliability and affordability impacts” on electricity customers in the Northwest and across the West, CAISO CEO Elliot Mainzer told the ISO’s Board of Governors
The West-Wide Governance Pathways Initiative’s Launch Committee said it hopes to seat a permanent board by either next year or 2027 for the regional organization that will govern energy markets in the West.
Pacific Gas and Electric will meet some of this year’s summer electricity demand in California through a virtual power plant demonstration project that will include as many as 1,900 residential customers.
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