MAPLE RIDGE WIND FARM
OperatingWind power plant
- Capacity
- 322 MW
- Primary fuel
- Wind
- County
- Lewis County
- Operator
- FLAT ROCK WINDPOWER, LLC
- Status
- Operating
- Commissioned
- 2005
- EIA plant ID
- 56290
- Coordinates
- 43.7883, -75.5734
MAPLE RIDGE WIND FARM, a 322 MW Wind power plant in Lewis County, New York. Operated by FLAT ROCK WINDPOWER, LLC, commissioned 2005.
Weather peril exposure
MAPLE RIDGE WIND FARM is a 322 MW wind power plant in Lewis County, NY, operated by FLAT ROCK WINDPOWER, LLC, commissioned in 2005. Lewis County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.1 of 5 at the 4th national percentile. Ice storm is the leading peril, rated Relatively Moderate by FEMA at the 84th 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.
Lewis County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Ice storm | Relatively Moderate | 84th | 4.4 of 5 | 0.73 |
| Riverine flooding | Relatively Low | 66th | 3.7 of 5 | 1.0 |
| Winter weather | Relatively Moderate | 62nd | 3.5 of 5 | 42.1 |
| Strong wind | Relatively Low | 58th | 3.3 of 5 | 0.94 |
| Earthquake | Very Low | 51st | 3.1 of 5 | <0.01 |
| Hurricane | Very Low | 46th | 2.8 of 5 | <0.01 |
| Tornado | Very Low | 15th | 1.6 of 5 | 0.13 |
| Lightning | Very Low | 14th | 1.5 of 5 | 25.8 |
| Hail | Very Low | 8th | 1.3 of 5 | 1.0 |
| Heat wave | Very Low | 3rd | 1.1 of 5 | 1.2 |
| Wildfire | Very Low | 2nd | 1.1 of 5 | <0.01 |
Perils not assessed in Lewis 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 Lewis 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.