Lockhart
Hydro power plant in Union County, South Carolina. 18 MW of nameplate capacity across 5 generators, operated by Lockhart Power Co.
Also known as Lockhart Dam · Lockhart Dam Powerhouse · EIA plant 3275
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 18 MWNameplate
- Generators
- 5 operatingEIA-860M, August 2026
- Operating since
- January 1921First generator online
- Operator
- Lockhart Power CoEIA operator ID 11118
- Grid
- DUKBalancing authority DUK
- Price nodes
- None linkedNo verified ISO node
- Location
- Union County, SC34.7792, −81.4561
- EIA plant ID
- 3275EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Lockhart produces
Free · EIA-923Net generation, 2025
49.3 GWh
49,302 MWh, final
Capacity factor, 2025
31.3%
2024: 44.2%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
46.9–112.5
GWh a year. Low 2017, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 0 | Not reported | 12 of 12 |
| 2001 | 35,855 | Not reported | 12 of 12 |
| 2002 | 40,310 | Not reported | 12 of 12 |
| 2003 | 99,793 | Not reported | 12 of 12 |
| 2004 | 79,408 | Not reported | 12 of 12 |
| 2005 | 84,947 | Not reported | 12 of 12 |
| 2006 | 54,098 | Not reported | 12 of 12 |
| 2007 | 39,257 | Not reported | 12 of 12 |
| 2008 | 29,664 | Not reported | 12 of 12 |
| 2009 | 63,184 | Not reported | 12 of 12 |
| 2010 | 66,689 | 42.3% | 12 of 12 |
| 2011 | 45,417 | 28.8% | 12 of 12 |
| 2012 | 43,446 | 27.5% | 12 of 12 |
| 2013 | 91,778 | 58.2% | 12 of 12 |
| 2014 | 74,764 | 47.4% | 12 of 12 |
| 2015 | 60,110 | 38.1% | 12 of 12 |
| 2016 | 60,913 | 38.5% | 12 of 12 |
| 2017 | 46,937 | 29.8% | 12 of 12 |
| 2018 | 87,897 | 55.7% | 12 of 12 |
| 2019 | 93,162 | 59.1% | 12 of 12 |
| 2020 | 112,549 | 71.2% | 12 of 12 |
| 2021 | 83,167 | 52.7% | 12 of 12 |
| 2022 | 60,230 | 38.2% | 12 of 12 |
| 2023 | 61,714 | 39.1% | 12 of 12 |
| 2024 | 69,955 | 44.2% | 12 of 12 |
| 2025 | 49,302 | 31.3% | 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 |
|---|---|---|---|
| 2 | Conventional Hydroelectric | 4.2 | January 1921 |
| HY1 | Conventional Hydroelectric | 4.2 | January 1921 |
| HY3 | Conventional Hydroelectric | 4.2 | January 1921 |
| HY4 | Conventional Hydroelectric | 4.2 | January 1921 |
| HY5 | Conventional Hydroelectric | 1.2 | January 1921 |
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 Lockhart Power Co 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 Lockhart
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Questions about Lockhart
How much power does Lockhart produce?
Lockhart reported 49,302 MWh (49.3 GWh) of net generation in 2025, a 31.3% capacity factor on 18 MW of nameplate capacity.
Where is Lockhart?
Lockhart is in Union County, South Carolina, at 34.7792, −81.4561. It is in the Duke Energy Carolinas balancing area (DUK).
Who operates Lockhart?
EIA-860M for August 2026 lists Lockhart Power Co as the operator (EIA operator ID 11118). The operator is not always the owner.
When did Lockhart start operating?
Its first generator began operating in January 1921, 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