July 15, 2024

EIM Governing Body

CAISO, WEIM Approve Day-ahead Market Enhancements
Changes meant to improve the performance of CAISO’s day-ahead market and the planned day-ahead expansion of its Western Energy Imbalance Market won board approval.
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 Takes on Transmission, EDAM in 2022
CAISO intends in 2022 to focus on long-term transmission planning, interconnecting storage and extending the real-time Western EIM to a day-ahead market.
Western EIM Approves ‘Sub-entity’ Participation
The WEIM approved participation by utilities within an entity's balancing authority area — a move intended to convince Xcel Energy Colorado to join the market.
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CAISO Agrees to Share More Power with EIM
CAISO's Board of Governors and the Western Energy Imbalance Market Governing Body agreed to a new split of authority in which FERC could settle disputes.
EIM Governance Review Committee OKs Power Share with CAISO
The Western Energy Imbalance Market's Governance Review Committee approved its proposal for a new delegation of authority between the EIM and CAISO boards.
CAISO Board Approves EIM Governance Changes
CAISO and the EIM Governing Body approved changes to the EIM’s governance structure involving the selection of body members and stakeholder engagement.
Joint CAISO-EIM Authority Debated in West
Supporters and skeptics of a plan to give the EIM’s Governing Body more joint authority with CAISO over changes to the market debated the matter.
Wheeling Debate Tests West, CAISO CEO Says
CAISO stakeholders are still wary of the new proposed wheel-through provisions the ISO has submitted to FERC for clarity on the complex issue.

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