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38.5 MW Hydro operating in Sullivan, TN
38.5 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1951
Operating Since
Coordinates
36.5241, -82.0904
County
Sullivan, TN
Nearby Plants
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Request a demo →| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Tennessee Valley Authority | Tennessee Valley Authority | — |
| Owner(s) | Tennessee Valley Authority | Tennessee Valley Authority | — |
| Status | Operating | — | — |
South Holston is a hydroelectric power plant located in Sullivan County, Tennessee. The plant, owned and operated by the Tennessee Valley Authority (TVA), has a total capacity of 38.5 MW from a single generator. It commenced operations in 1951, utilizing conventional hydroelectric technology and water as its primary fuel source. South Holston is ranked 22nd out of 29 power plants in Tennessee and 361st out of 1464 nationally.
In the most recent year with available data, South Holston generated 120,755 MWh of electricity, achieving a capacity factor of 35.6%. The plant operates within the Tennessee Valley Authority balancing authority area and is situated in the SERC Reliability Corporation (SERC) NERC region. Recent news coverage related to the plant has focused primarily on industry-related topics, with some coverage of hazards.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Tennessee Valley Authority (TVA)
Grid Voltage
69.0 kV
Regulatory Status
RE — Regulated
Entity Type
Federal
Sector
Electric Utility
11.0K MWh
Latest Month
120.8K MWh
Annual Generation
35.6%
Capacity Factor
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$2,294/kW
Est. Construction Cost
Total estimated cost: $88.3M
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Request a demo →This plant's balancing authority participates in the Southeast Energy Exchange Market (SEEM). SEEM is a bilateral exchange — no public nodal pricing.
Last updated 2026-03-26
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