Power Plants in South Carolina

238 plants · 29.2 GW total capacity

South Carolina has 238 power plants with 29.2 GW total capacity. The generation mix includes 145 solar, 32 hydro, 20 gas plants.

Largest is Oconee (2667 MW Nuclear); oldest active is Neal Shoals (1905); newest is Ashley Solar (SC) (2025); top owner is Duke Energy (20 plants).

172 interconnection queue projects in South Carolina totaling 17.7 GW of proposed capacity.