January 24, 2025

Western Energy Imbalance Market (WEIM)

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CREPC Seeks to Become an OPSI for the West
CREPC wants to advise and advocate for Western states considering organized markets, similar to OPSI's role in PJM.
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Western Markets Exploratory Group Shares Views
The Western Markets Exploratory Group made a rare public presentation at CREPC-WIRAB of its behind-the-scenes work evaluating market options for the West.
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FERC Commissioners Opine on Western RTO
Commissioners Mark Christie and James Danly addressed the pros and cons of the West’s pursuit of greater market coordination at the fall CREPC-WIRAB meeting.
Entergy
Texas Public Utility Commission Briefs: Sept. 29, 2022
The Texas PUC has adopted expanded weather preparation rules for generators and transmission utilities during both summer and winter weather events.
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Ariz. Regulators Probe CAISO on EDAM, Heat Wave Operations
Arizona utility commissioners said they wanted to see more independent governance for CAISO before further committing to the WEIM.
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CAISO Stakeholders Weigh EDAM Proposal
CAISO stakeholders commented on elements of the revised straw proposal to add an extended day-ahead market to the Western Energy Imbalance Market.
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CAISO Updates EDAM Straw Proposal
CAISO's revised plan for a WEIM extended day-ahead market makes changes to transmission requirements and penalties for failing resource sufficiency evaluations.
HikeTriCities.com
Hearing Shows Solar Conflict in Sun-soaked Eastern Wash.
A proposed massive solar farm is stirring controversy in southeastern Washington, pitting farmers and unions against local officials and the region’s GOP.
MYR Group
NV Energy Surpasses 2021 RPS Requirement
NV Energy exceeded Nevada’s renewable portfolio standard requirement of 24% in 2021, according to a report approved by state regulators.
WEIM Governing Body Names New Member, Leaders
The Governing Body of CAISO's Western Energy Imbalance Market welcomed a new member and elected its chair and vice chair for the next year.

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