Pinnacles
Hydro power plant in Patrick County, Virginia. 11.8 MW of nameplate capacity across 4 generators, operated by Northbrook Virginia Hydro, LLC.
Also known as Pinnacles Hydroelectric Plant · EIA plant 3825
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 11.8 MWNameplate
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- June 1938First generator online
- Operator
- Northbrook Virginia Hydro, LLCEIA operator ID 64642
- Grid
- PJMBalancing authority PJM
- Price nodes
- None linkedNo verified ISO node
- Location
- Patrick County, VA36.6669, −80.4479
- EIA plant ID
- 3825EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Pinnacles produces
Free · EIA-923Net generation, 2025
21.8 GWh
21,809 MWh, final
Capacity factor, 2025
21.1%
2024: 33.9%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
21.8–38.4
GWh a year. Low 2025, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 0 | Not reported | 12 of 12 |
| 2001 | 13,601 | Not reported | 12 of 12 |
| 2002 | 6,315 | Not reported | 12 of 12 |
| 2003 | 0 | Not reported | 12 of 12 |
| 2004 | 7,195 | Not reported | 12 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | 15,312 | Not reported | 12 of 12 |
| 2009 | 27,103 | Not reported | 12 of 12 |
| 2010 | 28,152 | 29.0% | 12 of 12 |
| 2011 | 18,315 | 18.8% | 12 of 12 |
| 2012 | 28,818 | 29.6% | 12 of 12 |
| 2013 | 7,890 | 8.1% | 12 of 12 |
| 2014 | 13,962 | 14.4% | 12 of 12 |
| 2015 | 35,444 | 36.5% | 12 of 12 |
| 2016 | 31,565 | 32.4% | 12 of 12 |
| 2017 | 22,696 | 23.3% | 12 of 12 |
| 2018 | 34,469 | 35.4% | 12 of 12 |
| 2019 | 35,207 | 36.2% | 12 of 12 |
| 2020 | 38,379 | 39.4% | 12 of 12 |
| 2021 | 24,502 | 25.2% | 12 of 12 |
| 2022 | 30,330 | 29.3% | 12 of 12 |
| 2023 | 31,126 | 30.1% | 12 of 12 |
| 2024 | 35,146 | 33.9% | 12 of 12 |
| 2025 | 21,809 | 21.1% | 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 | 3.7 | June 1938 |
| 2 | Conventional Hydroelectric | 3.7 | June 1938 |
| 3 | Conventional Hydroelectric | 3.7 | June 1938 |
| 4 | Conventional Hydroelectric | 0.7 | February 2021 |
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 Northbrook Virginia Hydro, LLC 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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Questions about Pinnacles
How much power does Pinnacles produce?
Pinnacles reported 21,809 MWh (21.8 GWh) of net generation in 2025, a 21.1% capacity factor on 11.8 MW of nameplate capacity.
Where is Pinnacles?
Pinnacles is in Patrick County, Virginia, at 36.6669, −80.4479. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Pinnacles?
EIA-860M for August 2026 lists Northbrook Virginia Hydro, LLC as the operator (EIA operator ID 64642). The operator is not always the owner.
When did Pinnacles start operating?
Its first generator began operating in June 1938, 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