South Holston
Hydro power plant in Sullivan County, Tennessee. 38.5 MW of nameplate capacity across 1 generator, operated by Tennessee Valley Authority.
Also known as South Holston Power Plant · EIA plant 3416
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 38.5 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- February 1951First generator online
- Operator
- Tennessee Valley AuthorityEIA operator ID 18642
- Grid
- TVABalancing authority TVA
- Price nodes
- None linkedNo verified ISO node
- Location
- Sullivan County, TN36.5232, −82.0902
- EIA plant ID
- 3416EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power South Holston produces
Free · EIA-923Net generation, 2025
122 GWh
121,520 MWh, final
Capacity factor, 2025
36.0%
2024: 35.7%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
1.2–268.5
GWh a year. Low 2018, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 77,549 | Not reported | 12 of 12 |
| 2001 | 96,637 | Not reported | 12 of 12 |
| 2002 | 105,115 | Not reported | 12 of 12 |
| 2003 | 218,264 | Not reported | 12 of 12 |
| 2004 | 112,509 | Not reported | 12 of 12 |
| 2005 | 111,887 | Not reported | 12 of 12 |
| 2006 | 109,744 | Not reported | 12 of 12 |
| 2007 | 84,914 | Not reported | 12 of 12 |
| 2008 | 56,050 | Not reported | 12 of 12 |
| 2009 | 136,245 | Not reported | 12 of 12 |
| 2010 | 98,143 | 29.1% | 12 of 12 |
| 2011 | 128,187 | 38.0% | 12 of 12 |
| 2012 | 115,835 | 34.3% | 12 of 12 |
| 2013 | 201,438 | 59.7% | 12 of 12 |
| 2014 | 115,255 | 34.2% | 12 of 12 |
| 2015 | 143,775 | 42.6% | 12 of 12 |
| 2016 | 108,628 | 32.1% | 12 of 12 |
| 2017 | 86,015 | 25.5% | 12 of 12 |
| 2018 | 1,246 | 0.4% | 12 of 12 |
| 2019 | 156,507 | 46.4% | 12 of 12 |
| 2020 | 268,519 | 79.4% | 12 of 12 |
| 2021 | 145,055 | 43.0% | 12 of 12 |
| 2022 | 137,957 | 40.9% | 12 of 12 |
| 2023 | 94,630 | 28.1% | 12 of 12 |
| 2024 | 120,755 | 35.7% | 12 of 12 |
| 2025 | 121,520 | 36.0% | 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 | 38.5 | February 1951 |
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 South Holston
More plants operated by Tennessee Valley Authority
Questions about South Holston
How much power does South Holston produce?
South Holston reported 121,520 MWh (122 GWh) of net generation in 2025, a 36.0% capacity factor on 38.5 MW of nameplate capacity.
Where is South Holston?
South Holston is in Sullivan County, Tennessee, at 36.5232, −82.0902. It is in the Tennessee Valley Authority balancing area (TVA).
Who operates South Holston?
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 South Holston start operating?
Its first generator began operating in February 1951, 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