R S Nelson
Calcasieu County, Louisiana · EIA plant ID 1393 · Operator: Entergy Louisiana LLC
Nameplate1,434MWSummer 1,129 MW
Generators4in service
Net generation2,451GWh12 mo to Aug 2026
Capacity factor25%gas/coal/oil units, summer MW
Heat rate11,383Btu/kWhfossil units, electric fuel, HHV
First online1959Runs as peaking
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 | 5,722 | 76.9% | 11,368 |
| 2002 | 7,579.8 | 71.9% | 8,688 |
| 2003 | 4,622.6 | 37.3% | 11,112 |
| 2004 | 6,891.4 | 55.4% | 11,060 |
| 2005 | 6,069.6 | 48.9% | 11,568 |
| 2006 | 6,094.6 | 49.1% | 11,840 |
| 2007 | 6,280.4 | 50.6% | 12,111 |
| 2008 | 6,748.2 | 54.3% | 11,907 |
| 2009 | 6,067.7 | 50.7% | 11,531 |
| 2010 | 5,848.4 | 48.9% | 11,340 |
| 2011 | 6,791 | 57.1% | 11,628 |
| 2012 | 6,212.2 | 54.0% | 12,014 |
| 2013 | 6,069.3 | 52.0% | 11,975 |
| 2014 | 5,023.3 | 43.7% | 11,995 |
| 2015 | 4,035.7 | 34.8% | 12,300 |
| 2016 | 4,148.9 | 35.6% | 12,178 |
| 2017 | 4,279.7 | 41.4% | 11,999 |
| 2018 | 4,283.3 | 41.5% | 11,919 |
| 2019 | 3,211.2 | 31.5% | 12,327 |
| 2020 | 2,077.1 | 20.8% | 11,917 |
| 2021 | 2,862.1 | 28.7% | 12,211 |
| 2022 | 3,274.6 | 33.0% | 11,751 |
| 2023 | 1,740.2 | 17.6% | 10,932 |
| 2024 | 1,475.4 | 14.9% | 11,837 |
| 2025 | 1,982.9 | 20.1% | 11,152 |
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 | Petroleum Coke | ST | 113.6 | 97.2 | Feb 1959 | Operating | — | coming soon |
| 2 | Petroleum Coke | ST | 113.6 | 93.2 | May 1959 | Operating | — | coming soon |
| 4 | Natural Gas Steam Turbine | ST | 591.8 | 424.7 | Jul 1970 | Operating | — | coming soon |
| 6 | Conventional Steam Coal | ST | 614.6 | 513.5 | May 1982 | Operating | — | coming soon |
| 3 | Natural Gas Steam Turbine | ST | 163.2 | 146 | Jan 1960 | Retired Jan 2017 | — | 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 | 58.7% | 841 MW |
| Entergy Texas Inc. | 12.8% | 183 MW |
| CITGO Petroleum Corp | 7.8% | 113 MW |
| Conoco Inc & BP Amoco | 5.7% | 82 MW |
| EAM Nelson Holding LLC | 4.7% | 67 MW |
| Sam Rayburn G&T Elec Coop Inc | 4.3% | 62 MW |
| East Texas Electric Coop, Inc | 3.9% | 56 MW |
| SASOL North American Inc | 2.1% | 30 MW |
Nearby plants
Within 80 km.
| Westlake Power Station | — | 1.1 km |
| Lake Charles Power | 1,000 MW | 1.8 km |
| PPG Plant C Caustic | 3 MW | 6.4 km |
| PPG Powerhouse C | 358 MW | 6.5 km |
| PPG Powerhouse A | 53 MW | 6.7 km |
| PPG Riverside | 162 MW | 7 km |