Garden Wind LLC
Wind power plant in Hardin County, Iowa. 150 MW of nameplate capacity across 1 generator, operated by Garden Wind LLC.
Also known as Story County II Wind Energy Center · EIA plant 57469
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 150 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- December 2009First generator online
- Operator
- Garden Wind LLCEIA operator ID 56787
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Hardin County, IA42.2244, −93.3736
- EIA plant ID
- 57469EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Garden Wind produces
Free · EIA-923Net generation, 2025
375 GWh
375,166 MWh, final
Capacity factor, 2025
28.6%
2024: 27.0%
January to July 2026
164 GWh
Provisional
Range, 2015 to 2025
356.3–555.5
GWh a year. Low 2024, 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 | Not reported | Not reported | 0 of 12 |
| 2010 | 218,705 | 16.6% | 12 of 12 |
| 2011 | 394,604 | 30.0% | 12 of 12 |
| 2012 | 473,565 | 35.9% | 12 of 12 |
| 2013 | 426,148 | 32.4% | 12 of 12 |
| 2014 | 421,227 | 32.1% | 12 of 12 |
| 2015 | 373,020 | 28.4% | 12 of 12 |
| 2016 | 441,815 | 33.5% | 12 of 12 |
| 2017 | 555,496 | 42.3% | 12 of 12 |
| 2018 | 515,702 | 39.2% | 12 of 12 |
| 2019 | 512,300 | 39.0% | 12 of 12 |
| 2020 | 434,812 | 33.0% | 12 of 12 |
| 2021 | 370,724 | 28.2% | 12 of 12 |
| 2022 | 465,273 | 35.4% | 12 of 12 |
| 2023 | 381,500 | 29.0% | 12 of 12 |
| 2024 | 356,280 | 27.0% | 12 of 12 |
| 2025 | 375,166 | 28.6% | 12 of 12 |
| 2026 (provisional, partial year) | 164,243 | 21.5% | 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 · MISOEmissions
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 |
|---|---|---|---|
| GE1.5 | Onshore Wind Turbine | 150.0 | December 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 Garden 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 Garden Wind
Questions about Garden Wind
How much power does Garden Wind LLC produce?
Garden Wind LLC reported 375,166 MWh (375 GWh) of net generation in 2025, a 28.6% capacity factor on 150 MW of nameplate capacity. From January to July 2026 it reported 164 GWh, which is provisional.
Where is Garden Wind LLC?
Garden Wind LLC is in Hardin County, Iowa, at 42.2244, −93.3736. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Garden Wind LLC?
EIA-860M for August 2026 lists Garden Wind LLC as the operator (EIA operator ID 56787). The operator is not always the owner.
When did Garden Wind LLC start operating?
Its first generator began operating in December 2009, according to EIA-860M.
Does InfraMap have power prices for Garden Wind LLC?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Garden Wind 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)
- MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page