Sweetwater Wind 4 LLC
Wind power plant in Nolan County, Texas. 241 MW of nameplate capacity across 1 generator, operated by Leeward Asset Management, LLC.
Also known as Sweetwater Wind 4 · Sweetwater IVa · Sweetwater IVb · EIA plant 56337
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 241 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- May 2007First generator online
- Operator
- Leeward Asset Management, LLCEIA operator ID 50123
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- 2 ERCOT nodesResource nodes with prices
- Location
- Nolan County, TX32.3122, −100.5303
- EIA plant ID
- 56337EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Sweetwater Wind 4 produces
Free · EIA-923Net generation, 2025
633 GWh
633,362 MWh, final
Capacity factor, 2025
30.0%
2024: 29.4%
January to July 2026
404 GWh
Provisional
Range, 2015 to 2025
606.3–705.3
GWh a year. Low 2022, high 2019
| 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 | 365,547 | Not reported | 8 of 12 |
| 2008 | 698,310 | Not reported | 12 of 12 |
| 2009 | 683,557 | Not reported | 12 of 12 |
| 2010 | 667,902 | 31.6% | 12 of 12 |
| 2011 | 733,711 | 34.8% | 12 of 12 |
| 2012 | 714,711 | 33.8% | 12 of 12 |
| 2013 | 706,289 | 33.5% | 12 of 12 |
| 2014 | 720,417 | 34.1% | 12 of 12 |
| 2015 | 609,580 | 28.9% | 12 of 12 |
| 2016 | 690,042 | 32.6% | 12 of 12 |
| 2017 | 685,549 | 32.5% | 12 of 12 |
| 2018 | 694,820 | 32.9% | 12 of 12 |
| 2019 | 705,307 | 33.4% | 12 of 12 |
| 2020 | 699,524 | 33.0% | 12 of 12 |
| 2021 | 632,693 | 30.0% | 12 of 12 |
| 2022 | 606,303 | 28.7% | 12 of 12 |
| 2023 | 621,401 | 29.4% | 12 of 12 |
| 2024 | 621,909 | 29.4% | 12 of 12 |
| 2025 | 633,362 | 30.0% | 12 of 12 |
| 2026 (provisional, partial year) | 404,194 | 33.0% | 7 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 |
|---|---|---|---|
| SW4 | Onshore Wind Turbine | 241.0 | May 2007 |
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 Leeward Asset Management, 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.
300 analyst questions a month, plus MCP
Query Sweetwater Wind 4 LLC and 14,224 other projects from Claude or your own tools. Free accounts get 1 question a day.
Power plants near Sweetwater Wind 4
More plants operated by Leeward Asset Management, LLC
Questions about Sweetwater Wind 4
How much power does Sweetwater Wind 4 LLC produce?
Sweetwater Wind 4 LLC reported 633,362 MWh (633 GWh) of net generation in 2025, a 30.0% capacity factor on 241 MW of nameplate capacity. From January to July 2026 it reported 404 GWh, which is provisional.
Where is Sweetwater Wind 4 LLC?
Sweetwater Wind 4 LLC is in Nolan County, Texas, at 32.3122, −100.5303. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates Sweetwater Wind 4 LLC?
EIA-860M for August 2026 lists Leeward Asset Management, LLC as the operator (EIA operator ID 50123). The operator is not always the owner.
When did Sweetwater Wind 4 LLC start operating?
Its first generator began operating in May 2007, according to EIA-860M.
Does InfraMap have power prices for Sweetwater Wind 4 LLC?
Yes. InfraMap has ERCOT day-ahead and real-time prices at 2 price nodes linked to Sweetwater Wind 4 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)
- 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