Power plants in Iberville Parish, Louisiana
4 operating power plants in Iberville Parish, Louisiana, with 2,669 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Plants
4
Nameplate capacity
2,669 MW
Net generation, 2025
10.4 TWh
Largest power plants in Iberville Parish
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Plaquemine Cogeneration PlantNatural gas | 1,085 | 5,754 | 60.6% |
| 2 | Magnolia PowerNatural gas | 723 | 100* | – |
| 3 | Carville Energy LLCNatural gas | 555 | 3,005 | 61.8% |
| 4 | Westlake PlaquemineNatural gas | 306 | 1,495 | 55.8% |
* 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 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 MWSt James Parish4 plants · 136 MW