Increased discussion of a Western RTO is being driven by clean-energy mandates and state laws requiring transmission owners to join an organized market.

CAISO paused its WEIM EDAM effort last year but renewed it Wednesday amid a growing push for greater Western regionalization and market coordination.

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

A meeting to hash out an upcoming Oregon study on RTO membership turned to how the state’s participation might fit into other developments in the West.

The Northwest Power Pool will have to restructure its governance to obtain FERC approval for its proposed resource adequacy program, representatives said.

SPP continues to spread its footprint with an announcement Tuesday that it will operate Northwest Power Pool’s resource adequacy (RA) program in the Western Interconnection. The RTO will work with NWPP and its RA participants to help develop, implement and operate the program. As a program operator, SPP will perform forward-showing and operations program functions, …

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Presenters at a webinar shared details about the proposed organizational structure for the Northwest Power Pool's proposed resource adequacy program.

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 proposed RTO West. SPP operates as a reliability coordinator in parts of the West and is helping the Northwest Power Pool develop a multistate resource …

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Western states must work more closely to prevent capacity shortfalls and the type of energy crisis that roiled the region 20 years ago.

WECC found the southern portion of the Northwest Power Pool region could fail to meet resource adequacy requirements for 3 hours this year.