Gerald Andrus
Natural gas power plant in Washington County, Mississippi. 781.4 MW of nameplate capacity across 1 generator, operated by Entergy Mississippi LLC.
Also known as Gerald Andrus Power Plant · EIA plant 8054
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Key facts
- Capacity
- 781.4 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- January 1975First generator online
- Operator
- Entergy Mississippi LLCEIA operator ID 12685
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Washington County, MS33.3500, −91.1167
- EIA plant ID
- 8054EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Gerald Andrus produces
Free · EIA-923Net generation, 2025
567 GWh
566,837 MWh, final
Capacity factor, 2025
8.3%
2024: 5.7%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
175.1–988.3
GWh a year. Low 2021, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 2,425,186 | Not reported | 12 of 12 |
| 2001 | 2,380,442 | Not reported | 12 of 12 |
| 2002 | 2,319,949 | Not reported | 12 of 12 |
| 2003 | 1,948,682 | Not reported | 12 of 12 |
| 2004 | 2,193,343 | Not reported | 12 of 12 |
| 2005 | 841,015 | Not reported | 12 of 12 |
| 2006 | 1,130,094 | Not reported | 12 of 12 |
| 2007 | 1,353,088 | Not reported | 12 of 12 |
| 2008 | 1,142,874 | Not reported | 12 of 12 |
| 2009 | 256,456 | Not reported | 12 of 12 |
| 2010 | 1,618,996 | 23.7% | 12 of 12 |
| 2011 | 1,468,671 | 21.5% | 12 of 12 |
| 2012 | 1,398,918 | 20.4% | 12 of 12 |
| 2013 | 1,305,614 | 19.1% | 12 of 12 |
| 2014 | 44,858 | 0.7% | 12 of 12 |
| 2015 | 513,619 | 7.5% | 12 of 12 |
| 2016 | 627,249 | 9.1% | 12 of 12 |
| 2017 | 386,478 | 5.6% | 12 of 12 |
| 2018 | 854,270 | 12.5% | 12 of 12 |
| 2019 | 534,555 | 7.8% | 12 of 12 |
| 2020 | 988,269 | 14.4% | 12 of 12 |
| 2021 | 175,101 | 2.6% | 12 of 12 |
| 2022 | 755,886 | 11.0% | 12 of 12 |
| 2023 | 213,041 | 3.1% | 12 of 12 |
| 2024 | 388,516 | 5.7% | 12 of 12 |
| 2025 | 566,837 | 8.3% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · MISOEmissions
Free · EPA CAMPDCO₂, 2025
384,528
US short tons. 2024: 277,412
SO₂, 2025
2
US short tons
NOx, 2025
981
US short tons
CO₂ per MWh, calculated
0.68 t
About 1,357 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (1), matched to EIA plant 8054 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
18,086
million gallons
Consumption, 2024
0
million gallons
Source
Lake Ferguson
Surface, Fresh. Once-through
Watershed stress
Very low/none · 0.199
USGS SUI, HUC12 Lake Ferguson-Mississippi River
12 of 12 cooling months report withdrawal. SUI of the HUC12 containing the plant. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Natural Gas Steam Turbine | 781.4 | January 1975 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Entergy Mississippi LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Power plants near Gerald Andrus
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Questions about Gerald Andrus
How much power does Gerald Andrus produce?
Gerald Andrus reported 566,837 MWh (567 GWh) of net generation in 2025, a 8.3% capacity factor on 781.4 MW of nameplate capacity.
Where is Gerald Andrus?
Gerald Andrus is in Washington County, Mississippi, at 33.3500, −91.1167. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Gerald Andrus?
EIA-860M for August 2026 lists Entergy Mississippi LLC as the operator (EIA operator ID 12685). The operator is not always the owner.
When did Gerald Andrus start operating?
Its first generator began operating in January 1975, according to EIA-860M.
Does InfraMap have power prices for Gerald Andrus?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Gerald Andrus, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page