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.
Ace Glass
FERC rejected a rehearing request of its order approving SPP’s proposed one-time accelerated study of shovel-ready interconnection requests, sustaining its original 2025 decision.
JIRSA Hedrick
Colorado regulators have declined to reconsider their decision finding that it would be in the public interest for Public Service Company of Colorado to join SPP’s Markets+.
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SPP stakeholders have overwhelmingly endorsed a conditional interconnection process for large loads that will be paired with two other FERC-approved processes.
Amazon
FERC approved SPP tariff additions that deploy novel study processes to quickly review requests for “high-impact” large loads seeking to interconnect to its system.
© RTO Insider
SPP has hired former Idaho commissioner Kristine Raper as its senior director of state regulatory policy for the West.
Black Hills Energy
Black Hills Colorado Electric has filed an application with Colorado regulators to join SPP's Markets+, saying it has no choice because it is embedded in a balancing authority that will be a Markets+ participant.
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SPP says it is pursuing inter-market optimization of energy transfers between its two Western Interconnection markets, mirroring a process it has developed in its current RTO footprint.
ITC Holdings
FERC accepted SPP's tariff revisions that establish subregions for the cost allocation of future byway projects under its highway/byway methodology.
© RTO Insider LLC
SPP has opened an office in Denver, giving it a physical presence in the Western Interconnection as it seeks to open two different markets in the West.
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With 16 binding participants and 58 GW worth of load committed, the Western Power Pool’s Western Resource Adequacy Program aims to build on the momentum in 2026 and prepare for more members.
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