Chapman Ranch Wind I
Wind power plant in Nueces County, Texas. 236 MW of nameplate capacity across 1 generator, operated by Chapman Ranch Wind LLC.
Also known as Chapman Ranch Wind · Chapman Ranch · EIA plant 59193
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Key facts
- Capacity
- 236 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- October 2017First generator online
- Operator
- Chapman Ranch Wind LLCEIA operator ID 58998
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- 1 ERCOT nodeResource nodes with prices
- Location
- Nueces County, TX27.5925, −97.5008
- EIA plant ID
- 59193EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Chapman Ranch Wind I produces
Free · EIA-923Net generation, 2025
544 GWh
544,278 MWh, final
Capacity factor, 2025
26.3%
2024: 25.0%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2018 to 2025
417.7–684.5
GWh a year. Low 2019, 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 | 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 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | Not reported | Not reported | 0 of 12 |
| 2017 | 160,208 | Not reported | 3 of 12 |
| 2018 | 599,127 | 29.0% | 12 of 12 |
| 2019 | 417,739 | 20.2% | 12 of 12 |
| 2020 | 684,462 | 33.0% | 12 of 12 |
| 2021 | 621,354 | 30.1% | 12 of 12 |
| 2022 | 658,225 | 31.8% | 12 of 12 |
| 2023 | 595,197 | 28.8% | 12 of 12 |
| 2024 | 517,952 | 25.0% | 12 of 12 |
| 2025 | 544,278 | 26.3% | 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 · 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 |
|---|---|---|---|
| CHA1 | Onshore Wind Turbine | 236.0 | October 2017 |
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 Chapman Ranch Wind 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 Chapman Ranch Wind I
How much power does Chapman Ranch Wind I produce?
Chapman Ranch Wind I reported 544,278 MWh (544 GWh) of net generation in 2025, a 26.3% capacity factor on 236 MW of nameplate capacity.
Where is Chapman Ranch Wind I?
Chapman Ranch Wind I is in Nueces County, Texas, at 27.5925, −97.5008. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates Chapman Ranch Wind I?
EIA-860M for August 2026 lists Chapman Ranch Wind LLC as the operator (EIA operator ID 58998). The operator is not always the owner.
When did Chapman Ranch Wind I start operating?
Its first generator began operating in October 2017, according to EIA-860M.
Does InfraMap have power prices for Chapman Ranch Wind I?
Yes. InfraMap has ERCOT day-ahead and real-time prices at 1 price node linked to Chapman Ranch Wind I, 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
- 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