Other Power Plants in Louisiana
Every operating power plant in Louisiana on EIA-860M for 2026-07: 12 plants, 24 generating units and 525 MW of nameplate capacity across 6 counties, most of it inside MISO.
As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m
- Plants
- 12
- 24 generating units
- Nameplate capacity
- 525 MW
- Counties
- 6
- Grid operator
- MISO
- covers most of these plants
Map of other power plants in Louisiana
Every one of the 12 plants is drawn at the coordinate EIA files for it.
Loading map…
- Other · 12
List of other power plants in Louisiana
Sort by any column. Capacity is nameplate, summed across every generating unit EIA lists at the site.
| PPG RiversideAll Other | Westlake 2 US LLC | Calcasieu | 162 | 3 | 1947 | Operating |
| CITGO Refinery PowerhouseOther Gases | CITGO Petroleum Corp | Calcasieu | 75 | 3 | 1942 | Operating |
| PPG Powerhouse AAll Other | Westlake 2 US LLC | Calcasieu | 52.5 | 5 | 1943 | Out of service and NOT expected to return to service in next calendar year |
| St. Mary Clean Energy CenterAll Other | Cleco Power LLC | St Mary | 50.9 | 1 | 2019 | Operating |
| CII Carbon LLCAll Other | CII Carbon LLC | St Bernard | 46 | 2 | 1951 | Out of service and NOT expected to return to service in next calendar year |
| Lake Charles PlantAll Other | Rain CII Carbon LLC | Calcasieu | 36.4 | 1 | 2012 | Operating |
| Ivanhoe Generation FacilityAll Other | Orion Engineered Carbons | St Mary | 31 | 1 | 2023 | Operating |
| Mosaic Phosphates Uncle SamAll Other | Mosaic Phosphates Co. | St James | 26 | 2 | 1968 | Operating |
| Arq Solutions Red RiverAll Other | Arq Solutions (Red River), LLC | Red River | 20.8 | 1 | 2011 | Operating |
| PCS Nitrogen Fertilizer LP2 technologies | PCS Nitrogen LP | Iberville | 14 | 3 | 2006 | Standby/Backup |
| Chalmette Refining LLCAll Other | Chalmette Refining LLC | St Bernard | 5.7 | 1 | 1990 | Operating |
| Neptune Gas Processing PlantAll Other | Enterprise Products Optg LP | St Mary | 4.5 | 1 | 2004 | Operating |
Largest other power plants in Louisiana
- 1PPG RiversideCalcasieu County, Louisiana162 MW
- 2CITGO Refinery PowerhouseCalcasieu County, Louisiana75 MW
- 3PPG Powerhouse ACalcasieu County, Louisiana52.5 MW
- 4St. Mary Clean Energy CenterSt Mary County, Louisiana50.9 MW
- 5CII Carbon LLCSt Bernard County, Louisiana46 MW
- 6Lake Charles PlantCalcasieu County, Louisiana36.4 MW
- 7Ivanhoe Generation FacilitySt Mary County, Louisiana31 MW
- 8Mosaic Phosphates Uncle SamSt James County, Louisiana26 MW
- 9Arq Solutions Red RiverRed River County, Louisiana20.8 MW
- 10PCS Nitrogen Fertilizer LPIberville County, Louisiana14 MW
Other power plants by county in Louisiana
The county EIA files against each plant. It is the fastest way to find the plant nearest a given town.
| County | Plants | Nameplate MW |
|---|---|---|
| Calcasieu | 4 | 325.9 |
| St Mary | 3 | 86.4 |
| St Bernard | 2 | 51.7 |
| St James | 1 | 26 |
| Red River | 1 | 20.8 |
| Iberville | 1 | 14 |
Other Power Plants in Louisiana: FAQ
- How many other power plants are in Louisiana?
- 12, with 525 MW of nameplate capacity between them, spread over 6 counties. That is the EIA-860M operating count for 2026-07.
- Is there a map of Louisiana other power plants?
- Yes — the map above. Each dot is one power plant, sized by nameplate capacity and placed at the coordinates EIA files for it.
- Which is the largest power plant in Louisiana?
- PPG Riverside, at 162 MW. The table is sorted largest first, so the rest follow it.
- Is there a power plant near me in Louisiana?
- The county roll-up below groups every plant by county, which is the quickest way to find the one closest to a given town.
- Which grid operator runs Louisiana's other power plants?
- Most of them sit inside MISO, according to the balancing-authority code EIA files against each plant. Live conditions for that market are on this site.
- How current is this, and what is left out?
- EIA-860M for 2026-07. Other gases, flywheels and units EIA files under "All Other". Plants below 1 MW are not surveyed by EIA and so are absent; retirements and additions after 2026-07 arrive with the next monthly release.