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December 21, 2025

Southwest Power Pool (SPP)

Grid Operators Face Historic Arctic Blast
Extreme winter weather has placed much of the country’s heartland in a deep freeze and has MISO, SPP and ERCOT scrambling to meet anticipated record demand.
SPP Board to Consider Controversial Kansas Project
SPP said it will schedule a special Board of Directors meeting to consider Evergy’s request to restudy a competitive project in southeastern Kansas.
Order 2222 Testing Planning, Communications
FERC’s directive to open wholesale markets to aggregations of DERs is forcing states to consider more holistic system planning.
FERC Rejects GridLiance Local Tx Planning Proposal
FERC rejected GridLiance High Plains’ proposal to conduct local transmission planning for nonpublic SPP utilities outside of the company’s service territory
Weather Drove Fall Load Decline, SPP Monitor Finds
SPP’s average hourly load was off 7% last fall from the previous two years, the RTO’s MMU said in its latest quarterly State of the Market report.
FERC Orders Hearing on MISO Pact for Midwest-South Tx
MISO’s plan to extend payment arrangements for market participants that use the Midwest-to-South transmission path is destined for settlement proceedings.
WEIS Market ‘First Step’ to Full RTO Membership
Utilities are hoping their participation in SPP's WEIS market will be the "first step" to full RTO membership.
SPP Successfully Launches Western Market
SPP successfully launched its WEIS market, making it the first RTO with power markets in both the Western and Eastern Interconnections.
SPP Board of Directors/MC Briefs: Jan. 27, 2021
The SPP Board of Directors formally recognized the MOPC’s revamped structure by approving the revised scopes for the committee’s various subgroups.
Texas Utility Plans to Join CAISO EIM
El Paso Electric, a utility that serves more than 400,000 customers in Texas and New Mexico, plans to join CAISO’s Western Energy Imbalance Market in 2023.

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