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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.
SDG&E
FERC Grants SDG&E Financial Waiver on Storage Project
FERC granted SDG&E a waiver allowing it to continue the interconnection process for an energy storage project without posting financial security to itself.
CAISO Board Approves More CRR Auction Changes
CAISO’s Board of Governors approved revisions to the ISO’s congestion revenue rights auction, and the EIM Governing Body approved Travis Kavulla as a member.
FERC Grants Stay on Klamath Hydro License
FERC granted PacifiCorp a stay on the commission’s order regarding an application to transfer the company’s license for its Klamath Hydroelectric Project.
Western Reliability Margin is Thin, WECC Warns
Additional renewables and storage will not compensate for gas retirements in the Western Interconnection, a new WECC reliability assessment says.
ZEV Taskforce
Nine States Call for Rules to Boost ZEVs
Nine states rolled out a plan pushing for wider adoption of policies that would accelerate the use of zero-emission vehicles.
Senate Committee Advances CAISO Regionalization Bill
A California Senate committee advanced a bill that would allow CAISO to be transformed into a Western RTO, a change that has been met with heavy opposition.
© RTO Insider
CEC Approves $10 Million for Microgrids
The California Energy Commission (CEC) approved $10 million in grants for microgrids projects.
Gas Costs Drive Sharp Gain in CAISO 2017 Prices
CAISO wholesale prices jumped 25% last year on higher natural gas costs stemming from tight supplies in Southern California.
Sarah Swenty/USFWS
Solar Inverter Problem Leads CAISO to Boost Reserves
CAISO will make permanent the practice of boosting its power reserves to account for utility-scale solar tripping offline because of an inverters problem.
Troubled Waters for Powerex in EIM
Powerex is navigating a turbulent relationship with EIM rules the company says undercut the value of its hydro power resources.

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