LANGDON WIND LLC
OperatingWind power plant
- Capacity
- 159 MW
- Primary fuel
- Wind
- County
- Cavalier County
- Operator
- FPL ENERGY LANGDON WIND LLC
- Status
- Operating
- Commissioned
- 2007
- EIA plant ID
- 56605
- Generators
- 1
- Technology
- Onshore Wind Turbine
- Net generation (2024)
- 482 GWh
- Capacity factor (2024, EIA nameplate)
- 46%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 48.6300, -98.3155
LANGDON WIND LLC, a 159 MW Wind power plant in Cavalier County, North Dakota. Operated by FPL ENERGY LANGDON WIND LLC, commissioned 2007.
How LANGDON WIND LLC compares
With 159 MW of capacity, LANGDON WIND LLC ranks 8th among the 40 operating power plants Bywatts maps in North Dakota and 2nd of the 21 operating Wind plants in the state. It accounts for about 9.2% of North Dakota's operating Wind capacity and 2.5% of all operating capacity in the state. Nationally it is the 109th-largest of the 708 operating Wind plants in the database. Commissioned in 2007, it is older than 50% of the 40 operating North Dakota plants with a recorded commissioning year.
EIA-860 lists 1 generator at the site with 119 MW of nameplate capacity, all onshore wind turbine technology (this page's HIFLD capacity figure is 159 MW). Net generation was 482 GWh in 2024 (a 46% capacity factor), down 7% from 2022.
Grid neighborhood
The closest transmission line found within 10 miles is a 115 kV line owned by OTTER TAIL POWER CO, about 0.1 miles away.
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
LANGDON WIND LLC is a 159 MW wind power plant in Cavalier County, ND, operated by FPL ENERGY LANGDON WIND LLC, commissioned in 2007. Cavalier County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.6 of 5 at the 64th national percentile. Winter weather 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.
Cavalier County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Winter weather | Relatively Moderate | 98th | 4.9 of 5 | 20.8 |
| Ice storm | Relatively Moderate | 94th | 4.8 of 5 | 0.43 |
| Strong wind | Relatively Low | 80th | 4.2 of 5 | 1.0 |
| Heat wave | Very Low | 71st | 3.9 of 5 | 0.58 |
| Wildfire | Very Low | 71st | 3.8 of 5 | <0.01 |
| Hail | Relatively Low | 68th | 3.7 of 5 | 2.2 |
| Lightning | Very Low | 51st | 3.0 of 5 | 25.7 |
| Tornado | Very Low | 40th | 2.6 of 5 | 0.58 |
| Riverine flooding | Very Low | 3rd | 1.1 of 5 | 0.71 |
| Earthquake | Very Low | 3rd | 1.1 of 5 | <0.01 |
Perils not assessed in Cavalier 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 |
|---|---|
| Hurricane | FEMA rating is "Not Applicable" for this county |
| Coastal flooding | FEMA rating is "Not Applicable" for this county |
Model hail, wind and flood exposure for Cavalier 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.