Search
December 22, 2025

California Independent System Operator (CAISO)

Electric Bills Go to California Governor
The California Legislature has passed four bills related to electricity, including one that could help shepherd the sale of PG&E’s San Francisco assets.
NIPPC Members ‘Carry On’ Without Kahn
Sadness over the recent death of Robert Kahn suffused this year’s NIPPC annual meeting, where speakers remembered and praised the energy veteran.
Colorado Utilities Examine Market Membership
Four Colorado utilities announced they were evaluating joining either CAISO's or SPP's energy imbalance market with the help of a consulting firm.
EIM Attracts More BANC Members, WAPA Region
Three BANC members and WAPA’s Sierra Nevada division jointly announced they intend to join CAISO's Western Energy Imbalance Market.
Calif. Participants Float ‘Central Buyer’ RA Plan
California stakeholders have proposed replacing the state’s resource adequacy framework with a “central buyer” responsible for procuring resources.
Isolation, Illiquidity Drove Avista’s EIM Decision
Avista's [NYSE:AVA] Scott Kinney explained the factors that led to the utility's decision to join CAISO's EIM during the market’s Regional Issues Forum.
CAISO Stakeholders Split on Market Power Efforts
Members of CAISO’s Market Surveillance Committee and stakeholders wrangled over systemwide market power and ways to limit it.
CPUC Program ‘Runs Afoul’ of PURPA, Court Rules
The 9th Circuit found California’s Renewable Market Adjusting Tariff program violated PURPA by capping the energy utilities must purchase from QFs.
Rising Solar Boosts EIM Q2 Benefits to $86M
CAISO secured the largest chunk of the EIM’s $86 million in gross benefits during the second quarter as the solar-heavy ISO exported 2.16 million MWh.
Storage Week: Hairless Cats, Rising Stats and Skeptics
Some speakers at Infocast’s Storage Week Plus were optimistic that battery storage would become a significant part of the grid in the next five to 10 years.

Want more? Advanced Search