Marshall Energy Facility
Natural gas power plant in Marshall County, Kentucky. 258 MW of nameplate capacity across 3 generators, operated by Tennessee Valley Authority.
Also known as EIA plant 55232
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 258 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- June 2002First generator online
- Operator
- Tennessee Valley AuthorityEIA operator ID 18642
- Grid
- TVABalancing authority TVA
- Price nodes
- None linkedNo verified ISO node
- Location
- Marshall County, KY37.0286, −88.3958
- EIA plant ID
- 55232EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Marshall Energy Facility produces
Free · EIA-923Net generation, 2025
129 GWh
129,253 MWh, final
Capacity factor, 2025
2.1%
2024: 1.1%
January to July 2026
45.7 GWh
Provisional
Range, 2015 to 2025
21.1–452.2
GWh a year. Low 2020, high 2022
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | 0 | Not reported | 4 of 12 |
| 2003 | 0 | Not reported | 12 of 12 |
| 2004 | 0 | Not reported | 12 of 12 |
| 2005 | 0 | Not reported | 12 of 12 |
| 2006 | 0 | Not reported | 12 of 12 |
| 2007 | 116,000 | Not reported | 12 of 12 |
| 2008 | 37,860 | Not reported | 12 of 12 |
| 2009 | 49,676 | Not reported | 12 of 12 |
| 2010 | 160,911 | 2.7% | 12 of 12 |
| 2011 | 84,209 | 1.4% | 12 of 12 |
| 2012 | 133,184 | 2.2% | 12 of 12 |
| 2013 | 74,990 | 1.2% | 12 of 12 |
| 2014 | 66,618 | 1.1% | 12 of 12 |
| 2015 | 66,734 | 1.1% | 12 of 12 |
| 2016 | 201,851 | 3.3% | 12 of 12 |
| 2017 | 348,893 | 5.8% | 12 of 12 |
| 2018 | 321,338 | 5.3% | 12 of 12 |
| 2019 | 73,105 | 1.2% | 12 of 12 |
| 2020 | 21,127 | 0.3% | 12 of 12 |
| 2021 | 45,402 | 0.8% | 12 of 12 |
| 2022 | 452,185 | 7.5% | 12 of 12 |
| 2023 | 137,207 | 2.3% | 12 of 12 |
| 2024 | 65,946 | 1.1% | 12 of 12 |
| 2025 | 129,253 | 2.1% | 12 of 12 |
| 2026 (provisional, partial year) | 45,704 | 1.3% | 7 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDCO₂, 2025
92,033
US short tons. 2024: 50,321
SO₂, 2025
1
US short tons
NOx, 2025
24
US short tons
CO₂ per MWh, calculated
0.71 t
About 1,424 lb per MWh
8 of 8 EPA units reported CO₂ in 2025 (CT1, CT2, CT3, CT4, CT5, CT6, CT7, CT8), matched to EIA plant 55232 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, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| CT1 | Natural Gas Fired Combustion Turbine | 86.0 | June 2002 |
| CT2 | Natural Gas Fired Combustion Turbine | 86.0 | June 2002 |
| CT3 | Natural Gas Fired Combustion Turbine | 86.0 | June 2002 |
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 Tennessee Valley Authority 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 Marshall Energy Facility
More plants operated by Tennessee Valley Authority
Questions about Marshall Energy Facility
How much power does Marshall Energy Facility produce?
Marshall Energy Facility reported 129,253 MWh (129 GWh) of net generation in 2025, a 2.1% capacity factor on 258 MW of nameplate capacity. From January to July 2026 it reported 45.7 GWh, which is provisional.
Where is Marshall Energy Facility?
Marshall Energy Facility is in Marshall County, Kentucky, at 37.0286, −88.3958. It is in the Tennessee Valley Authority balancing area (TVA).
Who operates Marshall Energy Facility?
EIA-860M for August 2026 lists Tennessee Valley Authority as the operator (EIA operator ID 18642). The operator is not always the owner.
When did Marshall Energy Facility start operating?
Its first generator began operating in June 2002, according to EIA-860M.
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
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page