On March 30, 2025, FERC approved revisions to Southwest Power Pool, Inc.’s (“SPP”) Open Access Transmission Tariff (“Tariff”) and Governing Documents to allow nine entities (“Expansion Members”) in ...

Southwest Power Pool will become the first grid operator to expand across two of the three major U.S. electricity systems. Federal regulators Thursday approved a bid from Arkansas-based Southwest ...

This story was originally published on Utility Dive. To receive daily news and insights, subscribe to our free daily Utility Dive newsletter. The Southwest Power Pool will expand its regional ...

Electricity demand soared across the eastern and midwestern United States in June as an intense heatwave gripped the region. The Eastern Interconnection, which covers the mainland U.S. east of the ...

RENSSELAER, N.Y.--(BUSINESS WIRE)--The electric system Planning Authorities that formed the Eastern Interconnection Planning Collaborative (EIPC) today announced the election of Tim Ponseti, Vice ...

The Southwest Power Pool (SPP) is poised to become the first regional transmission organization (RTO) to provide coordinated operation across the Eastern and Western Interconnections, bridging a ...