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.
New Mexico Renewable Energy Transmission Authority
APS, PNM Closer to Order 2023 Compliance
The two Southwestern utilities are closer to compliance with FERC Order 2023 but still have work to do in response to orders the commission issued.
Pattern Energy
SunZia Gets Mixed Decision on Tariff
FERC approved the non-rate terms of SunZia Transmission’s proposed transmission owner tariff but sent the tariff’s non-subscriber usage rate to a settlement process and potential hearing.
CAISO
CAISO Issues ‘Expedited’ Plan for Allocating EDAM Congestion Revenues
CAISO released a draft final proposal detailing how EDAM will allocate congestion revenues in circumstances when a transmission constraint in one BAA produces “parallel” flows in a neighboring BAA also participating in the market.
Shutterstock
CAISO Pauses Study of New Market Run Proposal for Gas Resources

CAISO sidelined a proposal to provide an additional market run for gas resources due to a lack of information on the subject and a need for operational experience with the ISO’s Extended Day-Ahead Market.

PG&E
PG&E Wildfire Plan Relies on Proven Strategies, Newer Tech
A new three-year wildfire mitigation plan from Pacific Gas and Electric incorporates tried-and-true strategies such as undergrounding power lines, as well as some newer approaches such as pole-mounted sensors
CAISO
Urgent EDAM Congestion Revenue Issue ‘Will Take Time’ to Address
The complex issue regarding congestion revenue allocation in CAISO’s Extended Day-Ahead Market continues to raise questions and cause some confusion for market participants.
The Brattle Group
ACP Road Map Suggests Market Changes to Increase Storage Participation
ACP released a report produced by The Brattle Group laying out how organized markets can replicate the success CAISO and ERCOT have had in deploying energy storage resources.
Energy Northwest
Northwest’s Only Nuclear Plant Could Get Uprate

Operators of the Columbia Generating Station are seeking an extended power uprate for the facility, which is the Northwest’s only commercial nuclear power plant and a supplier of electricity to the Bonneville Power Administration.

© RTO Insider
BPA Flooded with Comments on Draft Day-ahead Market Decision
The Bonneville Power Administration elicited nearly 150 comments in response to the draft policy outlining its decision to join SPP’s Markets+ rather than CAISO’s Extended Day-Ahead Market.
© RTO Insider
EDAM Congestion Debate Builds Even as CAISO Moves to Address Issue
The dispute over how CAISO’s Extended Day-Ahead Market will allocate congestion revenues to market participants continues, even as the ISO moves to address stakeholder concerns.

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