R S NELSON
OperatingCoal power plant
- Capacity
- 1,597 MW
- Primary fuel
- Coal
- County
- Calcasieu Parish
- Operator
- ENTERGY GULF STATES - LA LLC
- Status
- Operating
- Commissioned
- 1959
- EIA plant ID
- 1393
- Generators
- 4
- Largest technology
- Conventional Steam Coal
- Net generation (2024)
- 1,475 GWh
- Capacity factor (2024, EIA nameplate)
- 12%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 30.2847, -93.2887
R S NELSON, a 1,597 MW Coal power plant in Calcasieu Parish, Louisiana. Operated by ENTERGY GULF STATES - LA LLC, commissioned 1959.
How R S NELSON compares
With 1,597 MW of capacity, R S NELSON ranks 4th among the 72 operating power plants Bywatts maps in Louisiana and is the smallest of the 3 operating Coal plants in the state. It accounts for about 31% of Louisiana's operating Coal capacity and 6.5% of all operating capacity in the state. Nationally it is the 68th-largest of the 324 operating Coal plants in the database. Commissioned in 1959, it is older than 81% of the 72 operating Louisiana plants with a recorded commissioning year. Its operator, ENTERGY GULF STATES - LA LLC, runs 5 operating plants in Louisiana totaling 3,573 MW. It shares Calcasieu Parish with 10 other operating plants, including RS COGEN and CALCASIEU.
EIA-860 lists 4 generators at the site with 1,434 MW of nameplate capacity, led by conventional steam coal technology (this page's HIFLD capacity figure is 1,597 MW). Net generation was 1,475 GWh in 2024 (a 12% capacity factor), down 55% from 2022. Its generators came online between 1959 and 1982.
Grid neighborhood
The closest transmission line found within 10 miles is a 230 kV line owned by ENTERGY LOUISIANA LLC, under 0.1 miles away. Another 10 operating power plants totaling 1,582 MW sit within 25 miles; the largest is RS COGEN (493 MW, Natural Gas).
Computed by Bywatts from HIFLD power plant and transmission line records and EIA-860/923 survey data; distances are straight-line. Sources and methodology
Weather peril exposure
R S NELSON is a 1,597 MW coal power plant in Calcasieu Parish, LA, operated by ENTERGY GULF STATES - LA LLC, commissioned in 1959. Calcasieu Parish carries critical modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.3 of 5 at the 83rd national percentile. Hurricane is the leading peril, rated Very High by FEMA at the 95th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a coal plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Calcasieu Parish hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Very High | 95th | 4.8 of 5 | 0.14 |
| Riverine flooding | Relatively High | 82nd | 4.3 of 5 | 3.4 |
| Wildfire | Relatively Moderate | 78th | 4.1 of 5 | <0.01 |
| Lightning | Very High | 68th | 3.7 of 5 | 80.8 |
| Hail | Relatively Moderate | 66th | 3.6 of 5 | 1.5 |
| Tornado | Relatively High | 64th | 3.6 of 5 | 0.87 |
| Ice storm | Relatively High | 52nd | 3.1 of 5 | 0.43 |
| Coastal flooding | Relatively High | 52nd | 3.1 of 5 | 3.7 |
| Heat wave | Relatively Moderate | 43rd | 2.7 of 5 | 9.8 |
| Strong wind | Relatively High | 33rd | 2.3 of 5 | 0.52 |
| Earthquake | Relatively Low | 26th | 2.1 of 5 | <0.01 |
| Winter weather | Relatively Low | 2nd | 1.1 of 5 | 1.00 |
Model hail, wind and flood exposure for Calcasieu Parish in the weather risk calculator
Ratings are the FEMA National Risk Index county hazard ratings; the peril score is a Bywatts transform of the FEMA national percentile. Full data sources and the solar vulnerability methodology are in the weather risk calculator.
Modeled estimate for screening and negotiation. Built from FEMA National Risk Index county hazard data and a solar vulnerability layer documented above. Not a quote, a binder, or actuarial advice, and not a substitute for a carrier's own model. Hazard data: FEMA National Risk Index December 2025, synced 2026-07-24. Resolution is county level, not site level.