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Powering 70,000 homes & businesses across 40,000 square miles.
Rushmore Electric Power Cooperative is owned by eight consumer-owned rural electric cooperatives that serve the heart of western and central South Dakota. Together, our co-ops deliver reliable electricity to generational farmers and ranchers, thriving industries, tourism enterprises in the Black Hills, local businesses, families, and Native American communities—keeping the region’s people and progress connected every day.