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.

A Colorado PUC report found that joining an organized wholesale electricity market could save the state’s utilities $50 million to $230 million annually.

SPP’s Board of Directors approved the RTO’s third competitive transmission project, awarding a 345-kV line’s construction to NextEra Energy Transmission.

SPP’s MMU released its quarterly reports for its RTO and WEIS markets, saying it is evaluating rule changes in the latter to address limited ramp offerings.

FERC commissioners told an audience of Western stakeholders and regulators that they back the formation of a Western RTO; California can't go it alone.

The Western Energy Imbalance Market is poised to make its largest expansion ever next spring with the inclusion of the Bonneville Power Administration.

WAPA's Desert Southwest Region said it plans to join CAISO's Western Energy Imbalance Market, further splitting the PMA's regions between the ISO and SPP.

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.

SPP is closing to setting a date by which interested members of its WEIS market must commit to full RTO membership.

SPP CEO Barbara Sugg briefed WECC’s Board of Directors last week on the RTO’s efforts in the Western Interconnection and potential benefits for stakeholders there, including full membership in SPP’s …

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