South Chestnut LLC
Wind power plant in Fayette County, Pennsylvania. 50.4 MW of nameplate capacity across 1 generator, operated by Avangrid Power LLC.
Also known as South Chestnut Wind Farm · South Chestnut · EIA plant 56796
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 50.4 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- April 2012First generator online
- Operator
- Avangrid Power LLCEIA operator ID 15399
- Grid
- PJMBalancing authority PJM
- Price nodes
- 1 PJM nodeResource nodes with prices
- Location
- Fayette County, PA39.7513, −79.7271
- EIA plant ID
- 56796EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power South Chestnut produces
Free · EIA-923Net generation, 2025
109 GWh
109,247 MWh, final
Capacity factor, 2025
24.7%
2024: 21.6%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
95.6–115.3
GWh a year. Low 2024, high 2017
| 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 | 84,095 | Not reported | 12 of 12 |
| 2013 | 108,348 | 24.5% | 12 of 12 |
| 2014 | 118,260 | 26.8% | 12 of 12 |
| 2015 | 111,839 | 25.3% | 12 of 12 |
| 2016 | 109,193 | 24.7% | 12 of 12 |
| 2017 | 115,339 | 26.1% | 12 of 12 |
| 2018 | 108,415 | 24.6% | 12 of 12 |
| 2019 | 102,726 | 23.3% | 12 of 12 |
| 2020 | 108,090 | 24.4% | 12 of 12 |
| 2021 | 95,853 | 21.7% | 12 of 12 |
| 2022 | 99,996 | 22.6% | 12 of 12 |
| 2023 | 95,790 | 21.7% | 12 of 12 |
| 2024 | 95,567 | 21.6% | 12 of 12 |
| 2025 | 109,247 | 24.7% | 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 | 50.4 | April 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 Avangrid Power LLC 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 South Chestnut
More plants operated by Avangrid Power LLC
Questions about South Chestnut
How much power does South Chestnut LLC produce?
South Chestnut LLC reported 109,247 MWh (109 GWh) of net generation in 2025, a 24.7% capacity factor on 50.4 MW of nameplate capacity.
Where is South Chestnut LLC?
South Chestnut LLC is in Fayette County, Pennsylvania, at 39.7513, −79.7271. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates South Chestnut LLC?
EIA-860M for August 2026 lists Avangrid Power LLC as the operator (EIA operator ID 15399). The operator is not always the owner.
When did South Chestnut LLC start operating?
Its first generator began operating in April 2012, according to EIA-860M.
Does InfraMap have power prices for South Chestnut LLC?
Yes. InfraMap has PJM day-ahead and real-time prices at 1 price node linked to South Chestnut LLC, 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)
- 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