Twin Ridges Wind Farm
Wind power plant in Somerset County, Pennsylvania. 139.4 MW of nameplate capacity across 1 generator, operated by Exus Pennsylvania Wind Holdings.
Also known as Twin Ridges · EIA plant 57998
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 139.4 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- December 2012First generator online
- Operator
- Exus Pennsylvania Wind HoldingsEIA operator ID 66972
- Grid
- PJMBalancing authority PJM
- Price nodes
- 1 PJM nodeResource nodes with prices
- Location
- Somerset County, PA39.7606, −78.8747
- EIA plant ID
- 57998EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Twin Ridges Wind Farm produces
Free · EIA-923Net generation, 2025
511 GWh
510,568 MWh, final
Capacity factor, 2025
41.8%
2024: 22.4%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
273.9–510.6
GWh a year. Low 2024, high 2025
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 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 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | 22,830 | Not reported | 1 of 12 |
| 2013 | 411,392 | 33.7% | 12 of 12 |
| 2014 | 445,438 | 36.5% | 12 of 12 |
| 2015 | 421,762 | 34.5% | 12 of 12 |
| 2016 | 434,577 | 35.5% | 12 of 12 |
| 2017 | 440,470 | 36.1% | 12 of 12 |
| 2018 | 436,141 | 35.7% | 12 of 12 |
| 2019 | 405,191 | 33.2% | 12 of 12 |
| 2020 | 416,692 | 34.0% | 12 of 12 |
| 2021 | 408,306 | 33.4% | 12 of 12 |
| 2022 | 396,686 | 32.5% | 12 of 12 |
| 2023 | 382,545 | 31.3% | 12 of 12 |
| 2024 | 273,905 | 22.4% | 12 of 12 |
| 2025 | 510,568 | 41.8% | 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 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 | Onshore Wind Turbine | 139.4 | December 2012 |
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 Exus Pennsylvania Wind Holdings as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Power plants near Twin Ridges Wind Farm
More plants operated by Exus Pennsylvania Wind Holdings
Questions about Twin Ridges Wind Farm
How much power does Twin Ridges Wind Farm produce?
Twin Ridges Wind Farm reported 510,568 MWh (511 GWh) of net generation in 2025, a 41.8% capacity factor on 139.4 MW of nameplate capacity.
Where is Twin Ridges Wind Farm?
Twin Ridges Wind Farm is in Somerset County, Pennsylvania, at 39.7606, −78.8747. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Twin Ridges Wind Farm?
EIA-860M for August 2026 lists Exus Pennsylvania Wind Holdings as the operator (EIA operator ID 66972). The operator is not always the owner.
When did Twin Ridges Wind Farm start operating?
Its first generator began operating in December 2012, according to EIA-860M.
Does InfraMap have power prices for Twin Ridges Wind Farm?
Yes. InfraMap has PJM day-ahead and real-time prices at 1 price node linked to Twin Ridges Wind Farm, 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
- Project names from the USGS U.S. Wind Turbine Database
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page