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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.
CEC
Uncertain VPP Program in California Sets Capacity Record

A virtual power plant program with an indeterminate future set a record in 2025 for the capacity the plant contributed to California's electricity grid.

New Mexico PRC
PNM Accounting Request Revives EDAM vs. Markets+ Debate
State regulators approved an accounting order for Public Service Company of New Mexico’s participation in CAISO’s Extended Day-Ahead Market, in a case that rekindled the debate over which day-ahead market PNM should choose. 
Shutterstock
9-GW Power Gap Looms over Northwest, Co-op Warns
The Northwest faces a “pretty scary” situation, with a new study showing a potential 9-GW capacity shortfall by 2030, increased energy prices and building constraints, PNGC Power's CEO said.
PG&E
FERC Approves PG&E’s Cost Recovery Request for Abandoned Battery
FERC approved PG&E’s request to recover more than $600,000 in costs for an abandoned battery plant in California.
JIRSA Hedrick
Split Colo. PUC Approves Xcel Energy’s Markets+ Application
The Colorado PUC issued a split decision approving Public Service Company of Colorado’s application to join SPP’s Markets+, finding that market participation is in the public interest and will “provide a number of benefits.”
BloombergNEF
Renewable Construction Slump Starts in 2028, Forecast Shows

Construction of new wind, solar and energy storage facilities will decrease significantly over the next five years, a BloombergNEF analyst said in an presentation to the California Energy Commission.

Western Power Pool
WPP Board Declines to Delay WRAP ‘Binding’ Phase Commitment Deadline
The Western Power Pool’s Board of Directors denied PacifiCorp’s request to postpone the deadline by which Western Resource Adequacy Program participants must commit to the first “binding” phase of the program.
© RTO Insider 
FERC Focused on Load Forecasting Challenges, Chang and See Say
FERC Commissioners Judy Chang and Lindsay See endorsed a letter by Chair David Rosner on the sharing of best practices around load forecasting in light of growing demand driven by data centers.
CAISO
‘Above-normal’ Chance of Large Wildfire in Southern California This Fall
Southern California faces an above-normal chance of a significant wildfire in the coming months, less than one year after fires burned the Los Angeles region.
CPUC
CPUC Judge Proposes Ordering 6 GW of New Resources as Tax Credits Fade
A California PUC judge has proposed the commission order an additional 6 GW of capacity for the state between 2029 and 2032 to get ahead of disappearing federal tax credits and loans for renewable energy resources.

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