LOUISIANA 1

Operating

Natural Gas power plant

Capacity
406 MW
Primary fuel
Natural Gas
County
East Baton Rouge Parish
Operator
ENTERGY GULF STATES - LA LLC
Status
Operating
Commissioned
1951
EIA plant ID
1391
Generators
5
Technology
Natural Gas Fired Combustion Turbine
Net generation (2024)
2,610 GWh
Capacity factor (2024, EIA nameplate)
66%
Data vintage
EIA-860 2024 final; EIA-923 2022-2024 final
Coordinates
30.4927, -91.1863

See it on the map

LOUISIANA 1, a 406 MW Natural Gas power plant in East Baton Rouge Parish, Louisiana. Operated by ENTERGY GULF STATES - LA LLC, commissioned 1951.

How LOUISIANA 1 compares

With 406 MW of capacity, LOUISIANA 1 ranks 20th among the 72 operating power plants Bywatts maps in Louisiana and 14th of the 41 operating Natural Gas plants in the state. It accounts for about 2.6% of Louisiana's operating Natural Gas capacity and 1.6% of all operating capacity in the state. Nationally it is the 374th-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 1951, it is older than 88% 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 East Baton Rouge Parish with 4 other operating plants, including LOUISIANA 2 and FORMOSA PLASTICS.

EIA-860 lists 5 generators at the site with 451 MW of nameplate capacity, mainly natural gas fired combustion turbine technology (this page's HIFLD capacity figure is 406 MW). Net generation was 2,610 GWh in 2024 (a 66% capacity factor), down 12% from 2022. Its generators came online between 1951 and 1999.

Grid neighborhood

The closest transmission line found within 10 miles is a 230 kV line owned by ENTERGY GULF STATES - LA LLC, under 0.1 miles away. Another 17 operating power plants totaling 5,968 MW sit within 25 miles; the largest is BIG CAJUN 2 (1,903 MW, Coal).

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

LOUISIANA 1 is a 406 MW natural gas power plant in East Baton Rouge Parish, LA, operated by ENTERGY GULF STATES - LA LLC, commissioned in 1951. East Baton Rouge Parish carries elevated modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.3 of 5 at the 56th national percentile. Hurricane is the leading peril, rated Very High by FEMA at the 90th percentile.

The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a natural gas plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.

3.3 of 5Modeled catastrophe exposure
ElevatedExposure band
HurricaneLeading peril
Relatively HighFEMA county risk rating

East Baton Rouge Parish hazard ratings

PerilFEMA ratingNational percentilePeril scoreEvents per year
HurricaneVery High90th4.6 of 50.20
LightningVery High78th4.1 of 586.6
Heat waveRelatively High59th3.4 of 514.8
TornadoVery High53rd3.1 of 50.40
Riverine floodingRelatively High46th2.8 of 51.8
HailRelatively High46th2.8 of 51.6
Ice stormRelatively High43rd2.7 of 50.50
Coastal floodingRelatively Low37th2.5 of 50.01
EarthquakeRelatively Low35th2.4 of 5<0.01
Winter weatherRelatively Moderate21st1.8 of 51.2
WildfireVery Low11th1.4 of 5<0.01
Strong windRelatively Moderate11th1.4 of 51.3

Model hail, wind and flood exposure for East Baton Rouge 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.