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January 31, 2026

California Independent System Operator (CAISO)

CAISO
CAISO Looks to Improve Visibility of Distributed Battery Storage
CAISO is working on an initiative to improve the visibility of distributed battery storage resources on the grid, especially for when they are needed for resource adequacy.
Shutterstock
FERC Again Rejects SDG&E Bid for RTO Adder
FERC denied San Diego Gas & Electric's challenge of a commission order rejecting the utility’s request for an RTO adder to its transmission rates based on its participation in CAISO.
© RTO Insider LLC
‘Islanded’ BAs Face Tough Choices in Western Market Future, Experts Say
Although one of the aims of day-ahead markets in the West is to fix a fragmented transmission landscape, some islanded entities will have a tough time navigating seams issues likely to arise as markets take shape, analysts at Aurora Energy Research said during a webinar.
CEC
FERC OKs Abandoned Plant Incentive for Calif. Offshore Wind Tx Developer

California’s first offshore wind project got a boost when FERC granted CalGrid an abandoned plant incentive for a set of OSW-related transmission projects in the Humboldt County area.

CAISO
Local Congestion Causing Most California Curtailments, CAISO Says
Local line congestion is the primary cause of renewable curtailment in California — and the amount is increasing each year, CAISO said during its second-quarter Market Performance and Planning Forum.
CAISO
CAISO Opens Bidding Process for $900M in Transmission Projects
CAISO is soliciting bids for two transmission projects in the San Francisco Bay Area to prepare the state for more projected data center load in the coming decade.
CAISO
Inland Wind, Merchant Projects, WestTEC to Guide CAISO Interregional Planning
Out-of-state wind integration, merchant transmission development and the WestTEC planning effort are all factors influencing CAISO’s interregional transmission planning.
PacifiCorp
CAISO Approves New EDAM Congestion Revenue Allocation Design
CAISO's Board of Governors and the Western Energy Markets Governing Body approved a new method for allocating certain congestion revenues in the ISO's Extended Day-Ahead Market, set to launch in 2026
CAISO
CAISO Proposes Alternative Approach for Calculating RA Resources During Peak Times

CAISO is proposing a new method for verifying how much energy thermal resources can provide during peak conditions on California’s grid for resource adequacy purposes.

The Brattle Group
Expanded EDAM Would Reduce Curtailment, Costs, Study Finds

California Energy Commission staff presented a study on the size of CAISO’s Extended Day-Ahead Market, finding more benefits as the market’s footprint increases.


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