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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.
California PUC Votes to Keep Old Gas Plants Operating
The California PUC voted unanimously to recommend that some older gas-fired plants remain open for up to three years to prevent reliability problems.
Pressure Grows for Public Takeover of PG&E
More elected officials are calling for a public takeover or restructuring of PG&E after it blacked out millions of Californians to prevent deadly wildfires.
California Could Restructure PG&E, Governor Says
California Gov. Gavin Newsom has summoned PG&E and its creditors, including victims, to try to broker a deal to pull the utility out of bankruptcy.
PG&E Could Still Reject PPAs, Analysts Say
Analysts at a renewable energy conference warned that PG&E could still reject its renewable power purchase agreements in bankruptcy.
Western EIM Benefits Top $800 Million
CAISO’s Western Energy Imbalance Market posted more than $801 million in benefits for its participants after five years of reporting quarterly results.
PG&E Bankruptcy Judge Appoints Mediator
The federal judge overseeing Pacific Gas and Electric’s bankruptcy named a mediator to help the utility and its bondholders negotiate a reorganization plan.
PG&E Stock Plummets amid Wildfires, Shutoffs
PG&E’s stock price fell to a record low as a huge wildfire its equipment is suspected of starting last week continued burning mostly uncontrolled.
Tx Summit Explores California’s Link to Rest of West
The often tense relationship between California and other Western states occupied much of this year’s Transmission Summit West.
UPDATED: Attorneys Clash over PG&E Reorg, Blackouts Resume
Attorneys in the PG&E (NYSE:PCG) bankruptcy case sparred over the merits of their competing reorganization proposals, taking potshots at each other’s plans.
ACORE Forum Frets Reliability as Carbon Pledges Grow
Promoters of renewable energy worry about reliability as fossil-fuel plants retire and renewable resources are slow to take over, ACORE attendees heard.

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