Horse Hollow Wind Energy Center
Wind power plant in Taylor County, Texas. 735.5 MW of nameplate capacity across 3 generators, operated by FPL Energy Horse Hollow LLC.
Also known as Horse Hollow III · Horse Hollow II · Horse Hollow Expansion · EIA plant 56291
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 735.5 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- December 2005First generator online
- Operator
- FPL Energy Horse Hollow LLCEIA operator ID 50063
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- 1 ERCOT nodeResource nodes with prices
- Location
- Taylor County, TX32.2140, −100.0571
- EIA plant ID
- 56291EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Horse Hollow produces
Free · EIA-923Net generation, 2025
2.42 TWh
2,421,594 MWh, final
Capacity factor, 2025
37.6%
2024: 38.0%
January to July 2026
1.37 TWh
Provisional. 6 of 7 months reported
Range, 2015 to 2025
2.0–2.5
TWh a year. Low 2015, high 2020
| 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 | 204,191 | Not reported | 12 of 12 |
| 2006 | 1,323,204 | Not reported | 12 of 12 |
| 2007 | 1,850,979 | Not reported | 12 of 12 |
| 2008 | 2,027,183 | Not reported | 12 of 12 |
| 2009 | 1,269,348 | Not reported | 12 of 12 |
| 2010 | 1,845,114 | 28.6% | 12 of 12 |
| 2011 | 1,846,045 | 28.7% | 12 of 12 |
| 2012 | 1,879,028 | 29.1% | 12 of 12 |
| 2013 | 1,463,404 | 22.7% | 12 of 12 |
| 2014 | 2,309,100 | 35.8% | 12 of 12 |
| 2015 | 1,965,895 | 30.5% | 12 of 12 |
| 2016 | 2,159,583 | 33.4% | 12 of 12 |
| 2017 | 1,972,964 | 30.6% | 12 of 12 |
| 2018 | 2,440,172 | 37.9% | 12 of 12 |
| 2019 | 2,493,463 | 38.7% | 12 of 12 |
| 2020 | 2,513,457 | 38.9% | 12 of 12 |
| 2021 | 2,313,973 | 35.9% | 12 of 12 |
| 2022 | 2,336,220 | 36.3% | 12 of 12 |
| 2023 | 2,282,287 | 35.4% | 12 of 12 |
| 2024 | 2,458,071 | 38.0% | 12 of 12 |
| 2025 | 2,421,594 | 37.6% | 12 of 12 |
| 2026 (provisional, partial year) | 1,368,056 | 42.8% | 6 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 · ERCOTEmissions
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 | 213.0 | December 2005 |
| 2 | Onshore Wind Turbine | 223.5 | June 2006 |
| 3 | Onshore Wind Turbine | 299.0 | June 2006 |
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 FPL Energy Horse Hollow 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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Questions about Horse Hollow
How much power does Horse Hollow Wind Energy Center produce?
Horse Hollow Wind Energy Center reported 2,421,594 MWh (2.42 TWh) of net generation in 2025, a 37.6% capacity factor on 735.5 MW of nameplate capacity. From January to July 2026 it reported 1.37 TWh, which is provisional.
Where is Horse Hollow Wind Energy Center?
Horse Hollow Wind Energy Center is in Taylor County, Texas, at 32.2140, −100.0571. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates Horse Hollow Wind Energy Center?
EIA-860M for August 2026 lists FPL Energy Horse Hollow LLC as the operator (EIA operator ID 50063). The operator is not always the owner.
When did Horse Hollow Wind Energy Center start operating?
Its first generator began operating in December 2005, according to EIA-860M.
Does InfraMap have power prices for Horse Hollow Wind Energy Center?
Yes. InfraMap has ERCOT day-ahead and real-time prices at 1 price node linked to Horse Hollow Wind Energy Center, 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)
- ERCOT 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