Power plants in St Charles Parish, Louisiana
6 operating power plants in St Charles Parish, Louisiana, with 4,866 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Largest power plants in St Charles Parish
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Waterford 3Nuclear | 1,200 | 8,462 | 80.5% |
| 2 | Little GypsyNatural gas | 1,003 | 772* | 9.6% |
| 3 | St. Charles Power Station (LA)Natural gas | 1,000 | 5,540 | 63.2% |
| 4 | Taft Cogeneration FacilityNatural gas | 894 | 5,828 | 74.4% |
| 5 | Waterford 1 & 2Natural gas | 446 | 339 | 8.0% |
| 6 | Dow St Charles OperationsNatural gas | 324 | 1,938 | 68.4% |
* Fewer than 12 months of 2025 reported, so the total is partial.
MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
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Other counties in Louisiana
Calcasieu Parish11 plants · 3,903 MWOuachita Parish6 plants · 2,021 MWOrleans Parish5 plants · 156 MWPointe Coupee Parish5 plants · 2,197 MWSt Mary Parish5 plants · 203 MWCaddo Parish4 plants · 1,050 MWEast Baton Rouge Parish4 plants · 619 MWIberville Parish4 plants · 2,669 MWSt James Parish4 plants · 136 MW