Notrees Windpower Hybrid
Wind project in Ector County, Texas. 188.5 MW of nameplate capacity across 3 generators, operated by Deriva Energy.
Also known as Notrees · EIA plant 56961
This project groups Notrees Windpower Hybrid (EIA 56961). EIA reports them as separate plants.
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 188.5 MWWind 152.5 · Battery storage 36.0
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- April 2009First generator online
- Operator
- Deriva EnergyEIA operator ID 65411
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- 1 ERCOT nodeResource nodes with prices
- Location
- Ector County, TX31.9950, −102.8283
- EIA plant ID
- 56961EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Notrees Windpower Hybrid produces
Free · EIA-923Net generation, 2025
237 GWh
237,051 MWh, final
Capacity factor, 2025
18.1%
2024: 19.6%
January to July 2026
129 GWh
Provisional
Range, 2015 to 2025
237.1–422.5
GWh a year. Low 2025, high 2017
| 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 | 274,204 | Not reported | 9 of 12 |
| 2010 | 440,203 | 33.0% | 12 of 12 |
| 2011 | 398,960 | 29.9% | 12 of 12 |
| 2012 | 36,226 | Not reported | 1 of 12 |
| 2013 | 455,519 | 34.1% | 12 of 12 |
| 2014 | 175,543 | 40.0% | 4 of 12 |
| 2015 | 389,735 | Not reported | 12 of 12 |
| 2016 | 411,820 | 30.8% | 12 of 12 |
| 2017 | 422,504 | 31.8% | 12 of 12 |
| 2018 | 396,784 | 29.9% | 12 of 12 |
| 2019 | 394,344 | 29.7% | 12 of 12 |
| 2020 | 388,664 | 29.1% | 12 of 12 |
| 2021 | 313,923 | 23.7% | 12 of 12 |
| 2022 | 306,170 | 23.1% | 12 of 12 |
| 2023 | 257,572 | 19.4% | 12 of 12 |
| 2024 | 260,542 | 19.6% | 12 of 12 |
| 2025 | 237,051 | 18.1% | 12 of 12 |
| 2026 (provisional, partial year) | 128,686 | 16.8% | 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 |
|---|---|---|---|
| BATT | Batteries | 36.0 | December 2012 |
| GE | Onshore Wind Turbine | 60.0 | April 2009 |
| VESTA | Onshore Wind Turbine | 92.5 | April 2009 |
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 Deriva Energy 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 Notrees Windpower Hybrid
More plants operated by Deriva Energy
Questions about Notrees Windpower Hybrid
How much power does Notrees Windpower Hybrid produce?
Notrees Windpower Hybrid reported 237,051 MWh (237 GWh) of net generation in 2025, a 18.1% capacity factor on 188.5 MW of nameplate capacity. From January to July 2026 it reported 129 GWh, which is provisional.
Where is Notrees Windpower Hybrid?
Notrees Windpower Hybrid is in Ector County, Texas, at 31.9950, −102.8283. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates Notrees Windpower Hybrid?
EIA-860M for August 2026 lists Deriva Energy as the operator (EIA operator ID 65411). The operator is not always the owner.
When did Notrees Windpower Hybrid start operating?
Its first generator began operating in April 2009, according to EIA-860M.
Does InfraMap have power prices for Notrees Windpower Hybrid?
Yes. InfraMap has ERCOT day-ahead and real-time prices at 1 price node linked to Notrees Windpower Hybrid, 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