Southwest Power Pool (SPP)

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SPP: Ex-Idaho Commish to Manage Regulatory Policy in West
SPP has hired former Idaho commissioner Kristine Raper as its senior director of state regulatory policy for the West.
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SPP Works to Augment Western Energy Transfers
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 Approves SPP’s Changes to Transmission Cost Allocation
FERC accepted SPP's tariff revisions that establish subregions for the cost allocation of future byway projects under its highway/byway methodology.
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SPP will Widen Western Foothold in 2026
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.
SPP
Markets+ Stakeholders Approve Baseline Protocols
SPP Markets+ stakeholders unanimously approved the first version of the day-ahead market's protocols, providing a framework for market design, operations and settlements as its future participants build the systems and processes.
Michels Corp.
MISO, Minn. Say Federal Funds for JTIQ in Play
MISO and the Minnesota Department of Commerce said federal funding for the Joint Targeted Interconnection Queue portfolio is still in play, though they didn't offer any additional details.
SPP
FERC Rejects Complaint over SPP’s Accreditation Practices
FERC dismissed as moot a complaint by several public interest organizations over SPP’s accreditation methodologies for thermal and renewable resources.
SPP
FERC OKs SPP Extension of Dispatchable Interchange Transactions into Real-time

FERC approved an SPP tariff change that adds real-time dispatchable interchange transactions to its Integrated Marketplace, extending the current day-ahead market dispatchable transaction model into the real-time balancing market.

NextEra Energy Transmission Southwest
SPP Board OKs Updated 2025 Transmission Plan
SPP’s Board of Directors approved an updated assessment of the RTO’s 2025 transmission plan that corrects two minor errors and will re-evaluate a third project recently designated as a competitive upgrade.
Quanta Infrastructure Solutions Group
CAISO, SPP Explore Using Existing Tools to Manage DAM Seams
CAISO and SPP have made “significant progress” on adapting existing tools to tackle seams between the two entities’ respective day-ahead markets, according to a CAISO representative.

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