SPP
Markets+Other SPP CommitteesSPP Board of Directors & Members CommitteeSPP Markets and Operations Policy CommitteeSPP Regional State CommitteeSPP Seams Advisory GroupSPP Strategic Planning CommitteeWestern Energy Imbalance Service (WEIS)
The Southwest Power Pool is a regional transmission organization that coordinates the reliability of the transmission system and balances electric supply and demand in all or parts of Arkansas, Colorado, Iowa, Kansas, Louisiana, Minnesota, Missouri, Montana, Nebraska, New Mexico, North Dakota, Oklahoma, South Dakota, Texas and Wyoming.
© RTO Insider
The Bonneville Power Administration’s draft decision “solidifying” its day-ahead market choice in favor of SPP’s Markets+ has reignited a yearslong debate over the agency’s direction.
SPP
SPP has become the first grid operator to manage markets in both the Eastern and Western interconnections with its formal expansion into the West.
SPP
SPP will complete its third major expansion of its RTO footprint when it begins administering the regional transmission grid under its tariff for several western organizations overnight March 31-April 1.
Xcel Energy
A delay in the repair of Unit 3 of Xcel Energy’s coal-fired Comanche Generating Station has sparked questions among Colorado regulators about the utility’s ability to meet summer peak demand in 2026.
Shutterstock
The size and configuration of day-ahead markets in the West will greatly impact electricity bills and grid reliability, says the Environmental Defense Fund.
We Energies
FERC conditionally approved SPP’s tariff revision to implement a system support resource program to ensure the transmission system’s reliability when a generating resource seeks to retire.
Portland General Electric
One of the first items the yet-to-be-seated board of the Regional Organization for Western Energy could decide on is whether to administer a resource adequacy program, as backers seek to have a proposal in place later in 2026.
U.S. Army Corps of Engineers
The Bonneville Power Administration’s planned departure from the Western Energy Imbalance Market has prompted questions about how the agency will handle the yearlong period before it joins SPP’s Markets+.
SPP
Future participants in SPP’s RTO expansion into the Western Interconnection have affirmed their support to meet the April 1 go-live deadline with a unanimous vote of support.
U.S. Army Corps of Engineers
BPA released its draft proposed decision to join SPP’s Markets+, saying that preparations have advanced to a point where it can “move forward with implementation and propose joining Markets+ in October 2028.”
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