Power plants in Ouachita Parish, Louisiana
6 operating power plants in Ouachita Parish, Louisiana, with 2,021 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Plants
6
Nameplate capacity
2,021 MW
Net generation, 2025
8.26 TWh
5 of 6 plants reported
Largest power plants in Ouachita Parish
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | OuachitaNatural gas | 904 | 3,945 | 49.8% |
| 2 | Perryville Power StationNatural gas | 824 | 3,791 | 52.5% |
| 3 | Lafitte Solar, LLCSolar | 100 | 8.1* | – |
| 4 | Plant 31 Paper MillWood biomass and natural gas | 84 | 515 | – |
| 5 | SterlingtonNatural gas | 59 | 0.0 | – |
| 6 | Sterlington SolarSolar | 49 | – | – |
* 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 MWSt Charles Parish6 plants · 4,866 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