Santee Cooper is headquartered in Moncks Corner, South Carolina and is South Carolina's state-owned electric and water utility and the state's largest power producer. Based on generation, Santee Cooper is the nation's fifth largest publicly owned electric utility among state, municipal and district systems, and the fourth largest based on megawatt-hour sales to ultimate customers.
Santee Cooper is a source of electricity for approximately 2 million people in all 46 counties of South Carolina. We serve more than 193,000 residential and commercial customers directly in Berkeley, Georgetown and Horry counties and supply electricity to the state’s 20 electric cooperatives, the cities of Bamberg and Georgetown, 27 large industrial customers including Joint Base Charleston, and the 10 member cities that form the Piedmont Municipal Power Agency.
Santee Cooper is a leader in generating renewable power. Our Reduce the Use energy-efficiency program has helped customers save over $250 million in electricity costs since 2008. We provide wholesale water to approximately 200,000 customers through the Santee Cooper Regional Water System and Lake Marion Regional Water System.