Affiliations Please click the links below to read more about our Affiliations. American Public Power Association (APPA) Municipal Association of South Carolina (MASC) Upstate Alliance Nuclear Non-operating Owners Group (NNOG) Santee Cooper Palmetto Power Cities (PPC) South Carolina Chamber of Commerce South Carolina Economic Development Association (SCEDA) Southeastern Federal Power Customers (SeFPC) Southeastern Power Administration (SEPA) Transmission Access Policy Study Group (TAPS)
