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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.
EIM Reports $60M in Q4 Benefits
CAISO’s Western EIM delivered more than $60 million in benefits to its participants in the fourth quarter of 2019, bringing the total to $862 million.
CPUC Proposes New Power Shutoff Guidelines
The California PUC issued proposed guidelines for utilities to follow when intentionally blacking out areas to prevent equipment from starting wildfires.
PG&E Tries to Appease Governor with New Plan
PG&E offered the most detailed versions yet of its plans to emerge from bankruptcy in filings with the California PUC and the U.S. Bankruptcy Court.
CCA Summit Explores Storage Options
The California Energy Commission is funding pilot programs for energy storage systems that go well beyond lithium-ion batteries, the summit heard.
CPUC President Vows to be ‘Damn Nimble’
California PUC President Marybel Batjer told lawmakers the commission would move quickly to deal with wildfires, blackouts and PG&E's bankruptcy.
PG&E Settles with Bondholders; Governor Objects
PG&E settled with bondholders whose competing reorganization plan may have been the biggest threat to having its own Chapter 11 reorganization plan adopted.
Western EIM Fills Last Board Vacancy
The EIM Governing Body approved the selection of Robert Kondziolka, formerly with Salt River Project, to fill the seat left vacant by Travis Kavulla.
California’s New Wildfire Board Holds First Meeting
California's Wildfire Safety Advisory Board held its first meeting, electing industry veterans as chair and vice chair and getting briefed by the PUC on its responsibilities.
California PUC to Examine Gas Safety, Reliability
The California PUC launched an examination of the state’s natural gas infrastructure and the rules governing it for the first time in 16 years.
Disasters Prompt California Rate Case Change
The California Public Utilities Commission decided to extend the general rate case cycle for the state’s investor-owned utilities from three years to four.

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