Kaheawa Wind Power II LLC
Wind and battery storage project in Maui County, Hawaii. 31 MW of nameplate capacity across 2 generators, operated by Evergreen Wind, LLC.
Also known as Kaheawa Wind Power II · Kaheawa Wind II · EIA plant 57082
This project groups Kaheawa Wind Power II LLC (EIA 57082). EIA reports them as separate plants.
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 31 MWWind 21.0 · Battery storage 10.0
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- June 2012First generator online
- Operator
- Evergreen Wind, LLCEIA operator ID 59155
- Grid
- Not reported
- Price nodes
- None linkedNo verified ISO node
- Location
- Maui County, HI20.7947, −156.5360
- EIA plant ID
- 57082EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Kaheawa Wind Power II produces
Free · EIA-923Net generation, 2025
47.9 GWh
47,902 MWh, final
Capacity factor, 2025
26.0%
2024: 30.1%
January to July 2026
26.4 GWh
Provisional
Range, 2015 to 2025
41.8–80.2
GWh a year. Low 2023, high 2016
| 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 | 28,501 | Not reported | 7 of 12 |
| 2013 | 44,748 | 24.3% | 12 of 12 |
| 2014 | 17,596 | 29.1% | 4 of 12 |
| 2015 | 65,878 | Not reported | 12 of 12 |
| 2016 | 80,196 | 43.5% | 12 of 12 |
| 2017 | 66,732 | 36.3% | 12 of 12 |
| 2018 | 64,083 | 34.8% | 12 of 12 |
| 2019 | 63,843 | 34.7% | 12 of 12 |
| 2020 | 51,069 | 27.7% | 12 of 12 |
| 2021 | 58,192 | 31.6% | 12 of 12 |
| 2022 | 60,853 | 33.1% | 12 of 12 |
| 2023 | 41,764 | 22.7% | 12 of 12 |
| 2024 | 55,550 | 30.1% | 12 of 12 |
| 2025 | 47,902 | 26.0% | 12 of 12 |
| 2026 (provisional, partial year) | 26,359 | 24.7% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
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 | 21.0 | June 2012 |
| 2 | Batteries | 10.0 | June 2012 |
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 Evergreen 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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Power plants near Kaheawa Wind Power II
More plants operated by Evergreen Wind, LLC
Questions about Kaheawa Wind Power II
How much power does Kaheawa Wind Power II LLC produce?
Kaheawa Wind Power II LLC reported 47,902 MWh (47.9 GWh) of net generation in 2025, a 26.0% capacity factor on 31 MW of nameplate capacity. From January to July 2026 it reported 26.4 GWh, which is provisional.
Where is Kaheawa Wind Power II LLC?
Kaheawa Wind Power II LLC is in Maui County, Hawaii, at 20.7947, −156.5360.
Who operates Kaheawa Wind Power II LLC?
EIA-860M for August 2026 lists Evergreen Wind, LLC as the operator (EIA operator ID 59155). The operator is not always the owner.
Is Kaheawa Wind Power II LLC a wind or a battery storage plant?
Both. Wind capacity totals 21 MW and battery storage capacity totals 10 MW.
When did Kaheawa Wind Power II LLC start operating?
Its first generator began operating in June 2012, according to EIA-860M.
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)
- 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