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March 18, 2026

CAISO/WEIM

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.
Judge OKs PG&E Deals with Fire Victims, Insurers
PG&E scored major wins in its effort to emerge from Chapter 11 bankruptcy with its shareholders still in control of the utility.
EIM Lands Xcel, Three Other Colorado Utilities
Xcel Energy, Black Hills Colorado Electric, Colorado Springs Utilities and Platte River Power Authority announced they will join CAISO's EIM.
PG&E Chapter 11 Plan Won’t Do, Governor Tells Judge
California Gov. Gavin Newsom told the bankruptcy court he objects to the plan PG&E submitted, including the proposed $13.5 billion settlement with victims.
CAISO Reports Wholesale Prices Way Down in Q3
CAISO reported lower wholesale electricity prices during the third quarter, driven by lower natural gas costs and fewer transmission constraints.
EIM Stakeholders Cool to Transmission Feasibility Rules
EIM stakeholders reacted coolly to a proposal by Utah’s Deseret Power Electric Cooperative to tighten the market’s rules on transmission feasibility.
PG&E Reaches $13.5B Deal with Wildfire Victims
PG&E announced it had reached a $13.5 billion settlement with the individual victims of wildfires sparked by its equipment from 2015 to 2018.
EIM Entrants Cite Changing West as Motivation for Joining
CAISO’s EIM Governing Body and Regional Issues Forum heard from Modesto Irrigation District, Tacoma Power and Turlock Irrigation District.
PG&E Judge Weighs Insurers’ Settlement
Attorneys for PG&E urged Bankruptcy Judge Dennis Montali to approve the utility’s proposed $11 billion settlement with insurance companies and hedge funds.
FERC OKs SCE Rate Settlements
FERC approved a settlement reducing Southern California Edison’s 2018 transmission rates and a partial settlement for an ROE increase for wildfire risks.
Judge Denies PG&E Bid to Avoid Wildfire Liability
The federal judge in charge of PG&E’s bankruptcy rejected the utility’s argument that it isn’t subject to CA’s legal doctrine of inverse condemnation.

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