GARDEN WIND LLC
OperatingWind power plant
- Capacity
- 150 MW
- Primary fuel
- Wind
- County
- Hardin County
- Operator
- GARDEN WIND LLC
- Status
- Operating
- Commissioned
- 2009
- EIA plant ID
- 57469
- Generators
- 1
- Technology
- Onshore Wind Turbine
- Net generation (2024)
- 356 GWh
- Capacity factor (2024, EIA nameplate)
- 27%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 42.1230, -93.2710
GARDEN WIND LLC, a 150 MW Wind power plant in Hardin County, Iowa. Operated by GARDEN WIND LLC, commissioned 2009.
How GARDEN WIND LLC compares
With 150 MW of capacity, GARDEN WIND LLC ranks 29th among the 198 operating power plants Bywatts maps in Iowa and 12th of the 63 operating Wind plants in the state. It accounts for about 2.9% of Iowa's operating Wind capacity and 1.0% of all operating capacity in the state. Nationally it is the 118th-largest of the 708 operating Wind plants in the database. Commissioned in 2009, it is newer than 76% of the 198 operating Iowa plants with a recorded commissioning year.
EIA-860 lists 1 generator at the site with 150 MW of nameplate capacity, all onshore wind turbine technology. Net generation was 356 GWh in 2024 (a 27% capacity factor), down 23% from 2022.
Grid neighborhood
The closest transmission line found within 10 miles is a 161 kV line, under 0.1 miles away. Another 10 operating power plants totaling 740 MW sit within 25 miles; the largest is MARSHALLTOWN (189 MW, Oil).
Computed by Bywatts from HIFLD power plant and transmission line records and EIA-860/923 survey data; distances are straight-line. Sources and methodology
Weather peril exposure
GARDEN WIND LLC is a 150 MW wind power plant in Hardin County, IA, operated by GARDEN WIND LLC, commissioned in 2009. Hardin County carries critical modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.5 of 5 at the 88th national percentile. Tornado is the leading peril, rated Relatively Moderate by FEMA at the 98th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a wind plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Hardin County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Tornado | Relatively Moderate | 98th | 4.9 of 5 | 0.58 |
| Heat wave | Very Low | 94th | 4.8 of 5 | 4.1 |
| Hail | Relatively High | 89th | 4.6 of 5 | 5.7 |
| Strong wind | Relatively Moderate | 84th | 4.4 of 5 | 5.6 |
| Winter weather | Relatively Moderate | 72nd | 3.9 of 5 | 17.8 |
| Riverine flooding | Relatively Low | 71st | 3.8 of 5 | 1.7 |
| Ice storm | Relatively Low | 52nd | 3.1 of 5 | 0.65 |
| Lightning | Very Low | 46th | 2.8 of 5 | 41.6 |
| Wildfire | Very Low | 34th | 2.4 of 5 | <0.01 |
| Earthquake | Very Low | 14th | 1.6 of 5 | <0.01 |
| Hurricane | Very Low | 7th | 1.3 of 5 | 0.01 |
Perils not assessed in Hardin County
These perils carry no usable National Risk Index figure for this county, so they are excluded from the scoring rather than scored zero. A zero would claim the peril was assessed and found benign.
| Peril | Why it is not scored |
|---|---|
| Coastal flooding | FEMA rating is "Not Applicable" for this county |
Model hail, wind and flood exposure for Hardin County in the weather risk calculator
Ratings are the FEMA National Risk Index county hazard ratings; the peril score is a Bywatts transform of the FEMA national percentile. Full data sources and the solar vulnerability methodology are in the weather risk calculator.
Modeled estimate for screening and negotiation. Built from FEMA National Risk Index county hazard data and a solar vulnerability layer documented above. Not a quote, a binder, or actuarial advice, and not a substitute for a carrier's own model. Hazard data: FEMA National Risk Index December 2025, synced 2026-07-24. Resolution is county level, not site level.