Cumberland (TN)
Coal power plant in Stewart County, Tennessee. 2,600 MW of nameplate capacity across 2 generators, operated by Tennessee Valley Authority.
Also known as Cumberland Fossil Plant · EIA plant 3399
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Key facts
- Capacity
- 2,600 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- March 1973First generator online
- Operator
- Tennessee Valley AuthorityEIA operator ID 18642
- Grid
- TVABalancing authority TVA
- Price nodes
- None linkedNo verified ISO node
- Location
- Stewart County, TN36.3903, −87.6539
- EIA plant ID
- 3399EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Cumberland (TN) produces
Free · EIA-923Net generation, 2025
9.10 TWh
9,096,100 MWh, final
Capacity factor, 2025
39.9%
2024: 28.1%
January to July 2026
5.76 TWh
Provisional
Range, 2015 to 2025
8.6–14.4
TWh a year. Low 2023, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 19,240,613 | Not reported | 12 of 12 |
| 2001 | 17,978,931 | Not reported | 12 of 12 |
| 2002 | 16,384,132 | Not reported | 12 of 12 |
| 2003 | 12,671,783 | Not reported | 12 of 12 |
| 2004 | 18,417,062 | Not reported | 12 of 12 |
| 2005 | 16,371,958 | Not reported | 12 of 12 |
| 2006 | 18,743,383 | Not reported | 12 of 12 |
| 2007 | 16,949,012 | Not reported | 12 of 12 |
| 2008 | 16,294,738 | Not reported | 12 of 12 |
| 2009 | 15,873,340 | Not reported | 12 of 12 |
| 2010 | 14,062,935 | 61.7% | 12 of 12 |
| 2011 | 12,921,501 | 56.7% | 12 of 12 |
| 2012 | 7,960,430 | 69.7% | 6 of 12 |
| 2013 | 13,568,659 | 59.6% | 12 of 12 |
| 2014 | 258,210 | 13.8% | 1 of 12 |
| 2015 | 14,438,617 | 63.4% | 12 of 12 |
| 2016 | 12,897,681 | Not reported | 12 of 12 |
| 2017 | 8,792,838 | 42.1% | 11 of 12 |
| 2018 | 10,441,111 | 45.8% | 12 of 12 |
| 2019 | 9,409,261 | 41.3% | 12 of 12 |
| 2020 | 9,527,419 | Not reported | 12 of 12 |
| 2021 | 930,655 | 49.7% | 1 of 12 |
| 2022 | 420,783 | 21.8% | 1 of 12 |
| 2023 | 8,619,518 | 37.8% | 12 of 12 |
| 2024 | 526,793 | 28.1% | 1 of 12 |
| 2025 | 9,096,100 | 39.9% | 12 of 12 |
| 2026 (provisional, partial year) | 5,758,282 | 43.5% | 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
10.28M
US short tons. 2024: 10.83M
SO₂, 2025
5,209
US short tons
NOx, 2025
4,055
US short tons
CO₂ per MWh, calculated
1.13 t
About 2,261 lb per MWh
2 of 2 EPA units reported CO₂ in 2025 (1, 2), matched to EIA plant 3399 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
764,050
million gallons
Consumption, 2024
Not reported
million gallons
Source
Cumberland River
Surface, Fresh. Once-through
Watershed stress
Very low/none · 0.167
USGS SUI, HUC12 Wells Creek
12 of 12 cooling months report withdrawal. SUI of the source river HUC12 within 3 km. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Conventional Steam Coal | 1,300.0 | March 1973 |
| 2 | Conventional Steam Coal | 1,300.0 | November 1973 |
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 Cumberland (TN)
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Questions about Cumberland (TN)
How much power does Cumberland (TN) produce?
Cumberland (TN) reported 9,096,100 MWh (9.10 TWh) of net generation in 2025, a 39.9% capacity factor on 2,600 MW of nameplate capacity. From January to July 2026 it reported 5.76 TWh, which is provisional.
Where is Cumberland (TN)?
Cumberland (TN) is in Stewart County, Tennessee, at 36.3903, −87.6539. It is in the Tennessee Valley Authority balancing area (TVA).
Who operates Cumberland (TN)?
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 Cumberland (TN) start operating?
Its first generator began operating in March 1973, 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
- 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