Big Spring Wind Power Facility
Wind power plant in Howard County, Texas. 34.3 MW of nameplate capacity across 1 generator, operated by Terra-Gen Operating Co-Wind.
Also known as Big Spring I · Big Spring II · EIA plant 54979
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 34.3 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- December 1998First generator online
- Operator
- Terra-Gen Operating Co-WindEIA operator ID 2770
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- 1 ERCOT nodeResource nodes with prices
- Location
- Howard County, TX32.2075, −101.3883
- EIA plant ID
- 54979EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Big Spring Wind Power Facility produces
Free · EIA-923Net generation, 2025
56.8 GWh
56,793 MWh, final
Capacity factor, 2025
18.9%
2024: 18.6%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
36.7–73.4
GWh a year. Low 2018, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 89,990 | Not reported | 12 of 12 |
| 2002 | 95,427 | Not reported | 12 of 12 |
| 2003 | 90,152 | Not reported | 12 of 12 |
| 2004 | 83,693 | Not reported | 12 of 12 |
| 2005 | 84,013 | Not reported | 12 of 12 |
| 2006 | 89,015 | Not reported | 12 of 12 |
| 2007 | 82,483 | Not reported | 12 of 12 |
| 2008 | 96,220 | Not reported | 12 of 12 |
| 2009 | 68,018 | Not reported | 12 of 12 |
| 2010 | 74,193 | 24.7% | 12 of 12 |
| 2011 | 56,295 | 18.7% | 12 of 12 |
| 2012 | 67,387 | 22.4% | 12 of 12 |
| 2013 | 77,283 | 25.7% | 12 of 12 |
| 2014 | 85,997 | 28.6% | 12 of 12 |
| 2015 | 72,854 | 24.2% | 12 of 12 |
| 2016 | 69,842 | 23.2% | 12 of 12 |
| 2017 | 54,863 | 18.3% | 12 of 12 |
| 2018 | 36,747 | 12.2% | 12 of 12 |
| 2019 | 65,121 | 21.7% | 12 of 12 |
| 2020 | 73,449 | 24.4% | 12 of 12 |
| 2021 | 60,644 | 20.2% | 12 of 12 |
| 2022 | 65,027 | 21.6% | 12 of 12 |
| 2023 | 62,503 | 20.8% | 12 of 12 |
| 2024 | 55,977 | 18.6% | 12 of 12 |
| 2025 | 56,793 | 18.9% | 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 · 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 |
|---|---|---|---|
| WIND | Onshore Wind Turbine | 34.3 | December 1998 |
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 Terra-Gen Operating Co-Wind 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 Big Spring Wind Power Facility
More plants operated by Terra-Gen Operating Co-Wind
Questions about Big Spring Wind Power Facility
How much power does Big Spring Wind Power Facility produce?
Big Spring Wind Power Facility reported 56,793 MWh (56.8 GWh) of net generation in 2025, a 18.9% capacity factor on 34.3 MW of nameplate capacity.
Where is Big Spring Wind Power Facility?
Big Spring Wind Power Facility is in Howard County, Texas, at 32.2075, −101.3883. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates Big Spring Wind Power Facility?
EIA-860M for August 2026 lists Terra-Gen Operating Co-Wind as the operator (EIA operator ID 2770). The operator is not always the owner.
When did Big Spring Wind Power Facility start operating?
Its first generator began operating in December 1998, according to EIA-860M.
Does InfraMap have power prices for Big Spring Wind Power Facility?
Yes. InfraMap has ERCOT day-ahead and real-time prices at 1 price node linked to Big Spring Wind Power Facility, 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