Wolf Hills Energy
Natural gas power plant in Washington County, Virginia. 285 MW of nameplate capacity across 5 generators, operated by Middle River Power II, LLC.
Also known as Wolf Hills Energy Gas Power Plant · EIA plant 55285
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 285 MWNameplate
- Generators
- 5 operatingEIA-860M, August 2026
- Operating since
- May 2001First generator online
- Operator
- Middle River Power II, LLCEIA operator ID 60432
- Grid
- PJMBalancing authority PJM
- Price nodes
- 5 PJM nodesResource nodes with prices
- Location
- Washington County, VA36.6644, −82.1044
- EIA plant ID
- 55285EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Wolf Hills Energy produces
Free · EIA-923Net generation, 2025
287 GWh
286,951 MWh, final
Capacity factor, 2025
11.5%
2024: 7.1%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
35.9–287.0
GWh a year. Low 2022, high 2025
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 92,858 | Not reported | 8 of 12 |
| 2002 | 28,182 | Not reported | 12 of 12 |
| 2003 | 11,634 | Not reported | 12 of 12 |
| 2004 | 1,279 | Not reported | 12 of 12 |
| 2005 | 104,866 | Not reported | 12 of 12 |
| 2006 | 153,294 | Not reported | 12 of 12 |
| 2007 | 210,484 | Not reported | 12 of 12 |
| 2008 | 123,877 | Not reported | 12 of 12 |
| 2009 | 38,496 | Not reported | 12 of 12 |
| 2010 | 57,580 | 2.3% | 12 of 12 |
| 2011 | 44,364 | 1.8% | 12 of 12 |
| 2012 | 56,476 | 2.3% | 12 of 12 |
| 2013 | 45,513 | 1.8% | 12 of 12 |
| 2014 | 50,519 | 2.0% | 12 of 12 |
| 2015 | 103,963 | 4.2% | 12 of 12 |
| 2016 | 100,688 | 4.0% | 12 of 12 |
| 2017 | 108,396 | 4.3% | 12 of 12 |
| 2018 | 109,393 | 4.4% | 12 of 12 |
| 2019 | 115,294 | 4.6% | 12 of 12 |
| 2020 | 96,495 | 3.9% | 12 of 12 |
| 2021 | 58,017 | 2.3% | 12 of 12 |
| 2022 | 35,916 | 1.4% | 12 of 12 |
| 2023 | 77,112 | 3.1% | 12 of 12 |
| 2024 | 177,816 | 7.1% | 12 of 12 |
| 2025 | 286,951 | 11.5% | 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 account · PJMEmissions
Free · EPA CAMPDCO₂, 2025
186,719
US short tons. 2024: 111,040
SO₂, 2025
1
US short tons
NOx, 2025
180
US short tons
CO₂ per MWh, calculated
0.65 t
About 1,301 lb per MWh
10 of 10 EPA units reported CO₂ in 2025 (WH01, WH02, WH03, WH04, WH05, WH06, WH07, WH08, and others), matched to EIA plant 55285 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| WHG1 | Natural Gas Fired Combustion Turbine | 57.0 | June 2001 |
| WHG2 | Natural Gas Fired Combustion Turbine | 57.0 | June 2001 |
| WHG3 | Natural Gas Fired Combustion Turbine | 57.0 | June 2001 |
| WHG4 | Natural Gas Fired Combustion Turbine | 57.0 | May 2001 |
| WHG5 | Natural Gas Fired Combustion Turbine | 57.0 | May 2001 |
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 Middle River Power II, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
300 analyst questions a month, plus MCP
Query Wolf Hills Energy and 14,224 other projects from Claude or your own tools. Free accounts get 1 question a day.
Power plants near Wolf Hills Energy
More plants operated by Middle River Power II, LLC
Questions about Wolf Hills Energy
How much power does Wolf Hills Energy produce?
Wolf Hills Energy reported 286,951 MWh (287 GWh) of net generation in 2025, a 11.5% capacity factor on 285 MW of nameplate capacity.
Where is Wolf Hills Energy?
Wolf Hills Energy is in Washington County, Virginia, at 36.6644, −82.1044. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Wolf Hills Energy?
EIA-860M for August 2026 lists Middle River Power II, LLC as the operator (EIA operator ID 60432). The operator is not always the owner.
When did Wolf Hills Energy start operating?
Its first generator began operating in May 2001, according to EIA-860M.
Does InfraMap have power prices for Wolf Hills Energy?
Yes. InfraMap has PJM day-ahead and real-time prices at 5 price nodes linked to Wolf Hills Energy, 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)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- 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