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December 20, 2025

SPP

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.
SPP Sets Z2 Review Session for June 28-29
SPP will hold a two-day review session for the Attachment Z2 credit-settlement system June 28-29 at its Little Rock headquarters.
SPP Board of Directors Briefs
The SPP board of directors' approval of the RTO’s first reduction in its planning reserve margin since 1998 almost left members wanting more.
SPP RSC Briefs
SPP’s Integrated Marketplace continues to show growth and member benefits in its second year of business.
SPP Awards First Order 1000 Project — But it May Not be Needed
SPP awarded its first competitively bid transmission project under Order 1000 -- but it may not be built because of declining load forecasts.
Wind Growth Causes SPP to Take 2nd Look at Tx Projects
The SPP MOPC asked staff to re-evaluate whether two transmission projects should have their need dates accelerated given wind energy growth.
SPP Markets and Operations Policy Committee Briefs
A summary of issues discussed by the SPP Markets and Operations Policy Committee on April 12 to 13.
ITP Work Continues as Transmission Planning Improvements Loom for SPP
Only a few months away from revising its transmission planning process, SPP is continuing to work under the old ITP format.
SPP to Cut Planning Reserve to 12%, Reduce Capacity Needs by 900 MW
SPP members voted last week to reduce the RTO’s planning reserve margin to 12% from the current 13.6%.
SPP Begins Promotional Campaign to Tout Transmission Value
SPP kicked off a yearlong campaign to promote the value that the RTO’s transmission infrastructure brings to end-use customers.
SPP Adds Ex-MISO CEO, NERC Trustee to Board
SPP CEO Nick Brown told members the board’s expansion was necessary for succession purposes.

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