Southwest Power Pool (SPP)

© RTO Insider 
SPP Awards 8th Competitive Project, 3rd in 2025
SPP’s Board of Directors has awarded its eighth competitive project and third in 2025 under FERC Order 1000, a 345-kV upgrade in the Texas Panhandle.
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SPP Board Approves 2025 ITP with 4 765-kV Projects
The SPP board has approved the RTO's 2025 Integrated Transmission Plan that includes four 765-kV projects.
Shutterstock
Nonprofits Ask 9th Circ. to Vacate BPA’s ‘Shocking’ Day-ahead Market Decision
A group of nonprofits suing BPA said its decision to join SPP’s Markets+ instead of CAISO’s EDAM “violated clear mandates from Congress.”
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Now a Mature Industry, Batteries Face a More Certain Future
Reports of the energy storage industry’s demise are greatly exaggerated, experts said during the American Clean Power Association’s annual Energy Storage Summit.
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Xcel Energy, AEP Plan to Invest $132B Through 2030
Xcel Energy and AEP both said during their quarterly earnings calls that they have increased their capital investment spend to meet increasing demand from large loads.
Camerafiend, CC BY-SA-3.0 via Wikimedia Commons
4 Entities Join NV Energy in Exiting WRAP, While Idaho Power Commits

Calpine, Eugene Water & Electric Board, PGE and PNM joined NV Energy in leaving the Western Resource Adequacy Program, while Idaho Power signaled its continued commitment.

MISO and SPP
30+ Projects Under Consideration in MISO-SPP Joint Tx Effort
MISO and SPP said they will study more than 30 project suggestions — some estimated to cost more than $1 billion apiece — in a four-state area in their pursuit of major, regionally cost-shared transmission projects.
© RTO Insider LLC
OMS Meeting Speakers Stress Importance of Transmission Planning
At a time when MISO’s long-term planning is under fire, the Organization of MISO States’ annual meeting featured speakers who vouched for the power of planning.
© RTO Insider
Golden Spread to Appeal Rejection of Capacity Assessment Change to Board
Golden Spread Electric Cooperative will again appeal a stakeholder group’s rejection of a proposed tariff change that would pre-emptively determine the amount of load SPP's system can handle without requiring additional network upgrades.
Yes Energy using Yes Energy’s Infrastructure Insights data
How ISOs and RTOs are Addressing Large Load Growth
Data center-fueled demand growth continues to soar while reserve margins continue to shrink. Meanwhile, the timelines for building load versus building generation and transmission are wildly out of sync.

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