Power plants operated by Duke Energy Carolinas, LLC
Duke Energy Carolinas, LLC operates 45 power plants in the 2025 EIA-860 data, with 23.8 GW of nameplate capacity, the fourth-largest fleet among the 5,826 operators on file. They are spread over two states: North Carolina and South Carolina. Natural gas is 48% of the capacity; the largest site is Oconee. Its oldest working unit dates from 1907, at Great Falls (SC). Units added from 2020 to 2025 total 626 MW.
- Natural gas11,377 MW48%
- Nuclear7,517 MW32%
- Pumped-storage hydro2,454 MW10%
- Hydroelectric1,085 MW4.6%
- Coal1,060 MW4.5%
- Solar254 MW1.1%
- Battery storage50 MW0.2%
Capacity by decade it came online
NuclearCoalNatural gasHydroelectricPumped-storage hydroSolarBattery storage
Above the line: capacity operating in 2025. Below: capacity retired at these plants.
Plants
| Plant | State | Runs on | Capacity | First unit |
|---|---|---|---|---|
| Oconee | South Carolina | Nuclear | 2,667 MW | 1973 |
| Belews Creek | North Carolina | Natural gas | 2,491 MW | 1974 |
| McGuire | North Carolina | Nuclear | 2,441 MW | 1981 |
| Catawba | South Carolina | Nuclear | 2,410 MW | 1985 |
| Lincoln Combustion | North Carolina | Natural gas | 2,156 MW | 1995 |
| Marshall (NC) | North Carolina | Coal | 2,119 MW | 1965 |
| Bad Creek | South Carolina | Pumped-storage hydro | 1,680 MW | 1991 |
| James E. Rogers Energy Complex | North Carolina | Natural gas | 1,530 MW | 1972 |
| Rockingham County CT Station | North Carolina | Natural gas | 978 MW | 2000 |
| W S Lee | South Carolina | Natural gas | 955 MW | 2007 |
| Mill Creek (SC) | South Carolina | Natural gas | 799 MW | 2002 |
| Jocassee | South Carolina | Pumped-storage hydro | 774 MW | 1973 |
| Buck | North Carolina | Natural gas | 698 MW | 2011 |
| Dan River | North Carolina | Natural gas | 698 MW | 2012 |
| Cowans Ford | North Carolina | Hydroelectric | 350 MW | 1963 |
| Keowee | South Carolina | Hydroelectric | 158 MW | 1971 |
| Wateree Hydro | South Carolina | Hydroelectric | 90.5 MW | 1919 |
| Red Bud Solar Plant | North Carolina | Solar | 80 MW | 2025 |
| Maiden Creek Solar Power Plant | North Carolina | Solar | 69.3 MW | 2021 |
| Mountain Island | North Carolina | Hydroelectric | 60 MW | 1923 |
| Wylie | South Carolina | Hydroelectric | 60 MW | 1925 |
| Monroe Solar Facility | North Carolina | Solar | 54.6 MW | 2017 |
| Allen 1 Battery Energy Storage System | North Carolina | Battery storage | 50 MW | 2025 |
| Cedar Creek (SC) | South Carolina | Hydroelectric | 45 MW | 1926 |
| Dearborn | South Carolina | Hydroelectric | 45 MW | 1923 |
| Nantahala | North Carolina | Hydroelectric | 43.2 MW | 1942 |
| Fishing Creek | South Carolina | Hydroelectric | 42.3 MW | 1916 |
| Oxford Dam | North Carolina | Hydroelectric | 36 MW | 1928 |
| Bridgewater | North Carolina | Hydroelectric | 27.7 MW | 1919 |
| Lookout Shoals | North Carolina | Hydroelectric | 25.8 MW | 1915 |
| Rhodhiss | North Carolina | Hydroelectric | 25.5 MW | 1925 |
| Gaston Solar Power Plant | North Carolina | Solar | 25 MW | 2020 |
| Thorpe | North Carolina | Hydroelectric | 21.6 MW | 1941 |
| Mocksville Solar | North Carolina | Solar | 15.4 MW | 2016 |
| Duke Energy CHP at Clemson University | South Carolina | Natural gas | 13.4 MW | 2019 |
| 99 Islands | South Carolina | Hydroelectric | 12 MW | 1910 |
| Great Falls (SC) | South Carolina | Hydroelectric | 12 MW | 1907 |
| Tennessee Creek | North Carolina | Hydroelectric | 10.8 MW | 1955 |
| Bear Creek Dam | North Carolina | Hydroelectric | 9 MW | 1954 |
| Cedar Cliff | North Carolina | Hydroelectric | 6.4 MW | 1952 |
| Woodleaf Solar Facility | North Carolina | Solar | 6 MW | 2018 |
| Tuckasegee | North Carolina | Hydroelectric | 3 MW | 1950 |
| DE Solar 10240 Old Dowd Rd | North Carolina | Solar | 1.9 MW | 2010 |
| Queens Creek | North Carolina | Hydroelectric | 1.4 MW | 1949 |
| DE Solar 657 Brigham Rd | North Carolina | Solar | 1.3 MW | 2010 |