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.
© RTO Insider
Many stakeholders are now supporting CAISO’s proposed new method for allocating congestion revenues in EDAM after months of workshops and multiple proposals.
Aurora Energy Research
The study, conducted by Aurora Energy Research, found EDAM could provide the Denver-based utility $11.2 million more in average annual savings from 2028 to 2040 compared with Markets+, rising to $13.2 million through 2060.
Shutterstock
The Bureau of Land Management has proposed changes to three of its Northern Nevada resource management plans to accommodate NV Energy’s 235-mile Greenlink North transmission project.
BLM California
CAISO is moving forward with a key initiative to resolve how battery storage resources function on the grid as the battery boom continues in the Golden State.
WECC
Peak demand in the Western Interconnection hit a record high of 168.2 GW in 2024, reflecting “early effects” of the growth in large loads such as data centers, according to a new WECC report.
Stefan Andrej Shambora, CC BY-2.0, via Wikimedia Commons
The Western Transmission Expansion Coalition is on track to publish the first phase of its transmission planning study this summer despite some delays in finalizing the models that will underpin the study.
The Imperial Irrigation District
CAISO said the Imperial Irrigation District has signed implementation agreements and will begin participating in the WEIM and EDAM in 2028.
Shutterstock
A California bill to implement the West Wide Governance Pathways Initiative’s Step 2 proposal is headed to the floor of the state Senate after being approved by the body’s Appropriations Committee.
CAISO
CAISO's Board of Governors approved the ISO's 2024/25 transmission plan to build out 31 new projects in the region over the next eight to 10 years.
Energy Northwest
BPA approved a $700 million plan to increase the output of the Pacific Northwest’s only commercial nuclear plant by 162 MW by 2031.
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