Big Cajun 1
Pointe Coupee County, Louisiana · EIA plant ID 1464 · Operator: Louisiana Generating LLC
Nameplate493MWSummer 374 MW
Generators4in service
Net generation158GWh12 mo to Dec 2025
Capacity factor5%gas/coal/oil units, summer MW
Heat rate13,325Btu/kWhfossil units, electric fuel, HHV
First online1972Runs as peaking
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 | 55.4 | — | — |
| 2002 | 85.3 | — | — |
| 2003 | 4.3 | 0.2% | 10,998 |
| 2004 | 0 | 0.0% | — |
| 2005 | 11 | 0.3% | 12,047 |
| 2006 | 11.4 | 0.3% | 12,145 |
| 2007 | 30.4 | 0.8% | 12,025 |
| 2008 | 68.4 | 1.8% | 12,289 |
| 2009 | 79 | 2.1% | 12,583 |
| 2010 | 61 | 1.6% | 12,385 |
| 2011 | 108.1 | 2.9% | 11,758 |
| 2012 | 107.6 | 2.9% | 12,544 |
| 2013 | 35.3 | 0.9% | 12,025 |
| 2014 | 39.4 | 1.0% | 12,487 |
| 2015 | 52.8 | 1.4% | 12,505 |
| 2016 | 71.4 | 1.9% | 20,127 |
| 2017 | 97.1 | 2.6% | 12,877 |
| 2018 | 146.1 | 3.9% | 12,630 |
| 2019 | 130.8 | 3.5% | 12,494 |
| 2020 | 54.3 | 1.4% | 12,743 |
| 2021 | 72.2 | 1.9% | 12,856 |
| 2022 | 142.6 | 4.4% | 12,894 |
| 2023 | 268.1 | 8.4% | 12,878 |
| 2024 | 151 | 4.7% | 12,896 |
| 2025 | 157.5 | 4.8% | 13,325 |
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 |
|---|---|---|---|---|---|---|---|---|
| 1 | Natural Gas Steam Turbine | ST | 113.6 | 89 | Jun 1972 | Operating | — | coming soon |
| 2 | Natural Gas Steam Turbine | ST | 113.6 | 85.5 | Jun 1972 | Operating | — | coming soon |
| 3 | Natural Gas Fired Combustion Turbine | GT | 132.8 | 99.7 | May 2001 | Operating | — | coming soon |
| 4 | Natural Gas Fired Combustion Turbine | GT | 132.8 | 99.8 | Jun 2001 | Operating | — | coming soon |
Owner / operator
Operator: Louisiana Generating LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Big Cajun I Peaking Power LLC | 53.9% | 266 MW |
| Big Cajun I Units I and II LLC | 46.1% | 227 MW |
Nearby plants
Within 80 km.
| Oxbow Solar 1 | 300 MW | 3.5 km |
| St Francisville Mill | 13 MW | 5.1 km |
| New Roads | 9 MW | 5.9 km |
| Big Cajun 2 | 1,903 MW | 5.9 km |
| Pointe Coupee Power Station | — | 7.5 km |
| Georgia-Pacific Port Hudson | retired | 7.5 km |