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March 20, 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 Body Approves Imbalance Conformance Rules
Western Energy Imbalance Market (EIM) leaders on Tuesday approved rule changes that would allow EIM balancing areas to manually adjust load forecasts during market operations to ensure the grid can support system conditions.
CPUC Approves $98M PG&E Ex Parte Settlement
Pacific Gas and Electric will pay $98 million for past improper communications with the California Public Utilities Commission (CPUC), but the years-old ex parte proceeding stemming from the controversy will continue to drag on because of new emails that came to light last fall.
Baker’s Carbon Dividends Plan Reaches Across Aisle
James Baker, an eminent Republican official who served in the Reagan and first Bush administrations, explained his proposed carbon tax at the GCPA spring conference.
CAISO
CAISO Says Changes Will Better Match Forecasting, Demand
CAISO provided details on its plans for major changes to improve the alignment of its day-ahead market with real-time demand.
© RTO Insider
Resilience, Storms, Survival are Topics at New Mexico Forum
The severity of the 2017 hurricane season was a major topic at New Mexico State University’s annual Current Issues Conference this year.
RTOs Take to Catwalk for Western Commissioners
Grid Operators for the three RTOs vying to organize Western electricity markets faced off before an audience of utility regulators in what one state commissioner billed a “beauty pageant.”
Calif. Energy Bills Move Forward, but Big Ones Stall
California lawmakers moved forward with several pieces of energy legislation, but items such as a 100% RPS and CAISO regionalization seem to be on hold.
Western Regulators Get Schooled in RTO Legal 101
The West’s utility regulators took a crash course on the legal implications of their utilities joining organized electric markets (RTOs)at the spring 2018 joint CREPC-WIRAB meeting.
© RTO Insider
Gas Dominates, Again, in FERC State of the Markets Report
As they have in the past four years, the trends in natural gas dominated the discussion of FERC’s annual State of the Markets report.
CPUC
CPUC to Vote on $98M PG&E Settlement
The California Public Utilities Commission (CPUC) will vote later this month on a $98 million settlement agreement regarding its own ex parte communications with PG&E.

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