Great Falls (TN)
Hydro power plant in Warren County, Tennessee. 33.7 MW of nameplate capacity across 2 generators, operated by Tennessee Valley Authority.
Also known as Great Falls Hydro Plant · EIA plant 3404
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 33.7 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- December 1916First generator online
- Operator
- Tennessee Valley AuthorityEIA operator ID 18642
- Grid
- TVABalancing authority TVA
- Price nodes
- None linkedNo verified ISO node
- Location
- Warren County, TN35.8067, −85.6341
- EIA plant ID
- 3404EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Great Falls (TN) produces
Free · EIA-923Net generation, 2025
131 GWh
131,052 MWh, final
Capacity factor, 2025
44.4%
2024: 35.7%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
32.2–185.5
GWh a year. Low 2023, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 117,685 | Not reported | 12 of 12 |
| 2001 | 135,703 | Not reported | 12 of 12 |
| 2002 | 145,959 | Not reported | 12 of 12 |
| 2003 | 169,146 | Not reported | 12 of 12 |
| 2004 | 94,792 | Not reported | 12 of 12 |
| 2005 | 119,050 | Not reported | 12 of 12 |
| 2006 | 118,930 | Not reported | 12 of 12 |
| 2007 | 64,268 | Not reported | 12 of 12 |
| 2008 | 89,236 | Not reported | 12 of 12 |
| 2009 | 164,962 | Not reported | 12 of 12 |
| 2010 | 105,120 | 35.6% | 12 of 12 |
| 2011 | 137,359 | 46.5% | 12 of 12 |
| 2012 | 115,310 | 39.0% | 12 of 12 |
| 2013 | 151,732 | 51.4% | 12 of 12 |
| 2014 | 162,719 | 55.1% | 12 of 12 |
| 2015 | 138,408 | 46.9% | 12 of 12 |
| 2016 | 85,439 | 28.9% | 12 of 12 |
| 2017 | 119,165 | 40.4% | 12 of 12 |
| 2018 | 160,871 | 54.5% | 12 of 12 |
| 2019 | 133,063 | 45.1% | 12 of 12 |
| 2020 | 185,477 | 62.7% | 12 of 12 |
| 2021 | 127,401 | 43.2% | 12 of 12 |
| 2022 | 115,804 | 39.2% | 12 of 12 |
| 2023 | 32,174 | 10.9% | 12 of 12 |
| 2024 | 105,641 | 35.7% | 12 of 12 |
| 2025 | 131,052 | 44.4% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Conventional Hydroelectric | 15.3 | December 1916 |
| 2 | Conventional Hydroelectric | 18.4 | October 1924 |
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.
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Power plants near Great Falls (TN)
More plants operated by Tennessee Valley Authority
Questions about Great Falls (TN)
How much power does Great Falls (TN) produce?
Great Falls (TN) reported 131,052 MWh (131 GWh) of net generation in 2025, a 44.4% capacity factor on 33.7 MW of nameplate capacity.
Where is Great Falls (TN)?
Great Falls (TN) is in Warren County, Tennessee, at 35.8067, −85.6341. It is in the Tennessee Valley Authority balancing area (TVA).
Who operates Great Falls (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 Great Falls (TN) start operating?
Its first generator began operating in December 1916, 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)
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page