Smith Mountain
Hydro and pumped storage power plant in Pittsylvania County, Virginia. 547.5 MW of nameplate capacity across 5 generators, operated by Appalachian Power Co.
Also known as Smith Mountain Dam · Smith Mountain Combination Pump Storage · EIA plant 3780
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 547.5 MWHydro 300.2 · Pumped storage 247.3
- Generators
- 5 operatingEIA-860M, August 2026
- Operating since
- December 1965First generator online
- Operator
- Appalachian Power CoEIA operator ID 733
- Grid
- PJMBalancing authority PJM
- Price nodes
- 5 PJM nodesResource nodes with prices
- Location
- Pittsylvania County, VA37.0413, −79.5356
- EIA plant ID
- 3780EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Smith Mountain produces
Free · EIA-923Net generation, 2025
−86.8 GWh
−86,836 MWh, final
Capacity factor, 2025
Not reported
2024: Not reported
January to July 2026
−68.1 GWh
Provisional
Range, 2015 to 2025
−100.9–176.3
GWh a year. Low 2024, high 2023
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | −176,895 | Not reported | 12 of 12 |
| 2001 | −199,219 | Not reported | 12 of 12 |
| 2002 | −207,111 | Not reported | 12 of 12 |
| 2003 | 21,764 | Not reported | 12 of 12 |
| 2004 | 308,387 | Not reported | 12 of 12 |
| 2005 | −69,472 | Not reported | 12 of 12 |
| 2006 | 345,472 | Not reported | 12 of 12 |
| 2007 | −206,640 | Not reported | 12 of 12 |
| 2008 | −325,871 | Not reported | 12 of 12 |
| 2009 | −73,351 | Not reported | 12 of 12 |
| 2010 | −6,445 | Not reported | 12 of 12 |
| 2011 | −74,095 | Not reported | 12 of 12 |
| 2012 | −73,070 | Not reported | 12 of 12 |
| 2013 | 22,348 | Not reported | 12 of 12 |
| 2014 | −13,671 | Not reported | 12 of 12 |
| 2015 | 60,748 | Not reported | 12 of 12 |
| 2016 | −34,315 | Not reported | 12 of 12 |
| 2017 | −47,483 | Not reported | 12 of 12 |
| 2018 | 52,415 | Not reported | 12 of 12 |
| 2019 | 5,802 | Not reported | 12 of 12 |
| 2020 | 71,784 | Not reported | 12 of 12 |
| 2021 | −21,344 | Not reported | 12 of 12 |
| 2022 | −70,161 | Not reported | 12 of 12 |
| 2023 | 176,271 | Not reported | 12 of 12 |
| 2024 | −100,855 | Not reported | 12 of 12 |
| 2025 | −86,836 | Not reported | 12 of 12 |
| 2026 (provisional, partial year) | −68,075 | Not reported | 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 account · PJMEmissions
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 | Hydroelectric Pumped Storage | 66.0 | December 1965 |
| 2 | Conventional Hydroelectric | 150.1 | December 1965 |
| 3 | Hydroelectric Pumped Storage | 115.3 | June 1980 |
| 4 | Conventional Hydroelectric | 150.1 | February 1966 |
| 5 | Hydroelectric Pumped Storage | 66.0 | February 1966 |
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 Appalachian Power Co as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
300 analyst questions a month, plus MCP
Query Smith Mountain and 14,224 other projects from Claude or your own tools. Free accounts get 1 question a day.
Power plants near Smith Mountain
More plants operated by Appalachian Power Co
Questions about Smith Mountain
How much power does Smith Mountain produce?
Smith Mountain reported −86,836 MWh (−86.8 GWh) of net generation in 2025. From January to July 2026 it reported −68.1 GWh, which is provisional.
Where is Smith Mountain?
Smith Mountain is in Pittsylvania County, Virginia, at 37.0413, −79.5356. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Smith Mountain?
EIA-860M for August 2026 lists Appalachian Power Co as the operator (EIA operator ID 733). The operator is not always the owner.
Is Smith Mountain a hydro or a pumped storage plant?
Both. Hydro capacity totals 300.2 MW and pumped storage capacity totals 247.3 MW.
When did Smith Mountain start operating?
Its first generator began operating in December 1965, according to EIA-860M.
Does InfraMap have power prices for Smith Mountain?
Yes. InfraMap has PJM day-ahead and real-time prices at 5 price nodes linked to Smith Mountain, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
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)
- PJM day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page