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December 24, 2025

California Independent System Operator (CAISO)

ACORE Forum Ponders ‘Energy Revolution’
ACORE's Renewable Energy Grid Forum took place at the Grand Hyatt San Francisco, within blocks of the headquarters of major tech companies.
Northwestern Energy
NorthWestern Energy to Join Western EIM
NorthWestern Energy said that it will join the Western Energy Imbalance Market in spring 2021, making it the 14th utility to announce plans to sign on.
PG&E Outlines Fire Strategy in Q3 Earnings Call
PG&E described its wildfire prevention efforts in a third-quarter earnings call, in which it also reported net income of $564 million ($1.09/share).
U.S. Bureau of Reclamation
FERC OKs CAISO Changes to EIM Bid Adders
FERC approved CAISO’s proposal to limit the megawatt quantity of the bid adder for the Western Energy Imbalance Market.
Western EIM Reports Record Benefits
CAISO said Monday its Western Energy Imbalance Market has produced more than a half-billion dollars in benefits for participants since its founding five years ago, including more than $100 million in benefits in the third quarter of 2018.
Western Grid’s Future Debated at CPREC-WIRAB Meeting
The formation of a Western energy market was a contentious topics of discussion at the fall joint meeting of CREPC and WIRAB.
CAISO
CAISO’s CRR Market Yields Summer Surpluses
CAISO’s congestion revenue rights market showed unusual surpluses this summer because of higher congestion rents on Path 26.
CAISO Updates Storage as Transmission Asset Plan
Stakeholders weighed in on the 2nd CAISO straw proposal to treat energy storage as transmission assets (SATA) for purposes of accessing market revenues.
© RTO Insider
CAISO Symposium Looks to Grid’s Future
The 1,000 or so attendees at CAISO’s Stakeholder Symposium got a glimpse of what the future could hold during the event’s 10th anniversary.
Bureau of Land Management
Fire Season Becomes Blackout Time in California
California’s big utilities shut down power proactively or warned customers they might need to because of windy conditions that could lead to wildfires.

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