Louisiana 1
East Baton Rouge County, Louisiana · EIA plant ID 1391 · Operator: Entergy Louisiana LLC
Nameplate451MWSummer 382 MW
Generators5in service
Net generation2,699GWh12 mo to Aug 2026
Capacity factor88%gas/coal/oil units, summer MW
Heat rate4,549Btu/kWhfossil units, electric fuel, HHV
First online1951Runs as baseload
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), gas/coal/oil units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2001 | 41.4 | — | — |
| 2002 | 2,858.1 | — | — |
| 2003 | 2,972.3 | 155.6% | 12,100 |
| 2004 | 2,616.4 | 77.9% | 6,566 |
| 2005 | 2,494.1 | 74.5% | 5,330 |
| 2006 | 2,253.9 | 67.3% | 5,330 |
| 2007 | 2,270.4 | 67.8% | 5,330 |
| 2008 | 2,431.7 | 72.4% | 5,172 |
| 2009 | 2,368.1 | 70.7% | 5,157 |
| 2010 | 2,522.6 | 75.3% | 5,158 |
| 2011 | 2,823.2 | 84.3% | 5,159 |
| 2012 | 2,949.1 | 87.8% | 5,161 |
| 2013 | 2,789.7 | 83.3% | 13,066 |
| 2014 | 3,032.4 | 90.5% | 11,360 |
| 2015 | 2,868.3 | 85.6% | 11,323 |
| 2016 | 2,894.8 | 86.2% | 4,549 |
| 2017 | 2,794.9 | 83.4% | 4,549 |
| 2018 | 2,818.9 | 84.2% | 4,549 |
| 2019 | 3,025.3 | 90.3% | 4,549 |
| 2020 | 3,007.9 | 89.5% | 4,549 |
| 2021 | 2,835.7 | 84.7% | 4,556 |
| 2022 | 2,979.9 | 89.0% | 4,549 |
| 2023 | 3,134.8 | 93.6% | 4,549 |
| 2024 | 2,610.3 | 77.7% | 4,549 |
| 2025 | 2,717.5 | 81.1% | 4,549 |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| 1A | Other Gases | ST | 23 | 18 | Oct 1951 | Operating | — | coming soon |
| 2A | Other Gases | ST | 62.5 | 55 | Dec 1954 | Operating | — | coming soon |
| 3A | Other Gases | ST | 63 | 55 | Sep 1954 | Operating | — | coming soon |
| 4A | Natural Gas Fired Combustion Turbine | GT | 129.1 | 100 | Aug 1987 | Operating | — | coming soon |
| 5A | Natural Gas Fired Combustion Turbine | GT | 173.3 | 154.4 | Jan 1999 | Operating | — | coming soon |
Owner / operator
Operator: Entergy Louisiana LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Entergy Louisiana LLC | 61.6% | 278 MW |
| Exxon Mobil Corp | 38.4% | 173 MW |
Nearby plants
Within 80 km.
| Louisiana 2 | 175 MW | 0 km |
| ExxonMobil Baton Rouge Turbine Generator | 85 MW | 0.3 km |
| Formosa Plastics | 101 MW | 0.8 km |
| Port Allen (LA) | 8 MW | 2.9 km |
| LSU Cogen | 20 MW | 9.1 km |
| LA3 West Baton Rouge Solar Facility | 50 MW | 14.3 km |