Mustang Hills LLC
Wind power plant in Kern County, California. 150 MW of nameplate capacity across 1 generator, operated by Mustang Hills, LLC (Longroad).
Also known as Mustang Hills Wind Farm · Mustang Hills · EIA plant 57833
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Key facts
- Capacity
- 150 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- May 2012First generator online
- Operator
- Mustang Hills, LLC (Longroad)EIA operator ID 65911
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Kern County, CA35.0309, −118.2932
- EIA plant ID
- 57833EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Mustang Hills produces
Free · EIA-923Net generation, 2025
267 GWh
267,144 MWh, final
Capacity factor, 2025
20.3%
2024: 22.9%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
248.1–314.6
GWh a year. Low 2023, high 2016
| 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 | 181,718 | Not reported | 8 of 12 |
| 2013 | 302,869 | 23.0% | 12 of 12 |
| 2014 | 304,728 | 23.2% | 12 of 12 |
| 2015 | 252,832 | 19.2% | 12 of 12 |
| 2016 | 314,587 | 23.9% | 12 of 12 |
| 2017 | 289,326 | 22.0% | 12 of 12 |
| 2018 | 303,482 | 23.1% | 12 of 12 |
| 2019 | 264,116 | 20.1% | 12 of 12 |
| 2020 | 276,718 | 21.0% | 12 of 12 |
| 2021 | 296,815 | 22.6% | 12 of 12 |
| 2022 | 283,047 | 21.5% | 12 of 12 |
| 2023 | 248,109 | 18.9% | 12 of 12 |
| 2024 | 301,474 | 22.9% | 12 of 12 |
| 2025 | 267,144 | 20.3% | 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 · CAISOEmissions
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 |
|---|---|---|---|
| AW06 | Onshore Wind Turbine | 150.0 | May 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 Mustang Hills, LLC (Longroad) 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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Questions about Mustang Hills
How much power does Mustang Hills LLC produce?
Mustang Hills LLC reported 267,144 MWh (267 GWh) of net generation in 2025, a 20.3% capacity factor on 150 MW of nameplate capacity.
Where is Mustang Hills LLC?
Mustang Hills LLC is in Kern County, California, at 35.0309, −118.2932. It is in the California Independent System Operator balancing area (CISO).
Who operates Mustang Hills LLC?
EIA-860M for August 2026 lists Mustang Hills, LLC (Longroad) as the operator (EIA operator ID 65911). The operator is not always the owner.
When did Mustang Hills LLC start operating?
Its first generator began operating in May 2012, according to EIA-860M.
Does InfraMap have power prices for Mustang Hills LLC?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to Mustang Hills 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)
- CAISO 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