SPP MOPC Briefs: July 15-16, 2025

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SPP's Casey Cathey (left) confers with CEO Lanny Nickell as debate over large loads continues. | © RTO Insider

Jul 21, 2025 | Tom Kleckner

SPP stakeholders resoundingly rejected a proposed tariff change to integrate large loads, pushing back against what some say is a rushed process outside of the normal stakeholder structure.

Ancillary Services Battery Electric Storage Demand Response Financial Transmission Rights (FTR)Generation Resource Adequacy SPP Markets and Operations Policy Committee Transmission Operations Transmission Planning

Keywordscost allocation definitive interconnection system impact study (DISIS)interregional transmission planning large load additions seams Southwest Power Pool (SPP)SPP Market Monitoring Unit (MMU)SPP Resource and Energy Adequacy Leadership (REAL) Team SPP Strategic and Creative Re-engineering of Integrated Planning Team (SCRIPT)transmission congestion rights (TCR)

Tom Kleckner

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