SPP Board Sets Aside 765-kV Costs, Large Load Policy

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SPS' Jarred Cooley (right) explains why the company's estimate for a 765-kV project has more than doubled. | © RTO Insider

Aug 11, 2025 | Tom Kleckner

SPP’s Board of Directors agreed to defer action on a 765-kV transmission project with a ballooning cost estimate and staff’s large load integration policy, both the source of much stakeholder discussion.

Resource Adequacy SPP Board of Directors & Members Committee Transmission Planning

Keywords765 kV high-impact large load generation interconnection assessments (HILLGAs)high-impact large loads (HILLs)high-voltage transmission lines large load additions Southwest Power Pool (SPP)Southwestern Public Service (SPS)SPP Board of Directors

Tom Kleckner

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