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January 6, 2025

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.
King of Hearts, CC BY-SA 4.0, via Wikimedia Commons
Court Sides with PG&E in Long-running San Francisco Dispute
The D.C. Circuit ruled in favor of Pacific Gas and Electric in the latest twist in a nearly two-decade dispute with the San Francisco over a distribution system wheeling contract between the two entities.
CAISO
CAISO Kicks Off New Initiative to Streamline Bilateral Trading

A new initiative to streamline and expand bilateral trading in the Western Energy Imbalance Market and Extended Day-Ahead Market has been launched, marking another step toward EDAM implementation.

RWE
CAISO Adjusts Timeline for Storage Bid Cost Recovery Initiative
Responding to stakeholder pushback, CAISO has extended the timeline of its initiative refining bid cost recovery provisions for storage resources to allow for more discussion.
Basin Electric Power Cooperative
FERC Rejects Basin Electric Proposal for Crypto Rates
FERC rejected without prejudice Basin Electric’s proposed cryptocurrency and large load rate schedules, saying it had not demonstrated that such loads pose a greater stranded asset risk.
Balise42, CC BY-SA-4.0, via Wikimedia Commons
Pathways Initiative Committee Floats Ideas to Protect Public Interest
Protecting the public interest while implementing the Extended Day-Ahead Market and expanding the Western footprint was central to the discussion in a West-Wide Governance Pathways Initiative workshop.
CAISO
CAISO, WEM Boards Approve Pathways ‘Step 1’ Plan
A proposal to elevate the Western Energy Markets Governing Body’s authority over CAISO energy markets was unanimously approved by the Governing Body and ISO Board of Governors
Arizona Public Service
Markets+ Backers Highlight Reliability in 2nd ‘Issue Alert’
The integration of Markets+ with the Western Resource Adequacy Program would be among a handful of key reliability benefits of SPP’s Western day-ahead offering, according to an “issue alert” published by 10 entities that backed development of the market.
U.S. Fish and Wildlife Service
FERC Approves Two Enforcement Orders Related to Battery Storage
FERC approved two enforcement orders requiring several battery storage operators to pay more than $1 million in fines and remit nearly $1.9 million back to CAISO.
Eversource
Demand Growth and Extreme Weather: The Grid’s New Normal
CAISO CEO Elliot Mainzer, ERCOT CEO Pablo Vegas and MISO's Todd Hillman joined a USEA webinar to discuss grid reliability amid increases in extreme weather and load growth.
H5 Data Centers
Data Centers Bringing ‘Massive’ Loads to Western Grid
Five years ago, load growth from transportation electrification was a major issue for policymakers, according to speakers at a webinar. Now the focus has shifted to data centers.

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