Santee Cooper
Santee Cooper is South Carolina's publicly owned power and water utility, established in 1934 as the South Carolina Public Service Authority.
Last updated September 15, 2026
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Overview
Santee Cooper, formally the South Carolina Public Service Authority, is South Carolina's public power and water utility and the state's largest power provider. It was established in 1934 when Governor Ibra Blackwood signed a bill creating the South Carolina Public Service Authority to bring electricity to rural South Carolina. The utility serves more than 2 million people, is described as one of the nation's largest public power utilities, and is the only large electric utility headquartered in South Carolina. It employs more than 1,600 professionals throughout the state.
History
More than 90 years ago, South Carolina Governor Ibra Blackwood signed a bill passed by the Legislature that established the South Carolina Public Service Authority, known today as Santee Cooper, to bring electricity to rural South Carolina. The bill granted Santee Cooper permission to create two large reservoirs, Lake Marion and Lake Moultrie. Santee Cooper has been a publicly owned utility since its inception in 1934. Today it serves more than 2 million people, is one of the nation's largest public power utilities, and is the only large electric utility headquartered in South Carolina.
Products and positioning
South Carolina's public power and water utility and the state's largest power provider.
Product categories. Electricity · Water
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