GRAYLING GENERATING STATION
OperatingBiomass power plant
- Capacity
- 38 MW
- Primary fuel
- Biomass
- County
- Crawford County
- Operator
- CMS GENERATION OPERATING LLC
- Status
- Operating
- Commissioned
- 1992
- EIA plant ID
- 10822
- Coordinates
- 44.6051, -84.6904
GRAYLING GENERATING STATION, a 38 MW Biomass power plant in Crawford County, Michigan. Operated by CMS GENERATION OPERATING LLC, commissioned 1992.
Weather peril exposure
GRAYLING GENERATING STATION is a 38 MW biomass power plant in Crawford County, MI, operated by CMS GENERATION OPERATING LLC, commissioned in 1992. Crawford County carries elevated modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.6 of 5 at the 41st national percentile. Heat wave is the leading peril, rated Very Low by FEMA at the 73rd percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a biomass plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Crawford County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Heat wave | Very Low | 73rd | 3.9 of 5 | 0.74 |
| Wildfire | Relatively Low | 64th | 3.6 of 5 | <0.01 |
| Riverine flooding | Relatively Low | 62nd | 3.5 of 5 | 0.04 |
| Strong wind | Relatively Low | 59th | 3.4 of 5 | 1.1 |
| Hail | Very Low | 54th | 3.2 of 5 | 1.2 |
| Lightning | Relatively Moderate | 44th | 2.8 of 5 | 26.0 |
| Tornado | Relatively Low | 29th | 2.2 of 5 | 0.10 |
| Winter weather | Relatively Moderate | 26th | 2.0 of 5 | 28.3 |
| Hurricane | Very Low | 18th | 1.7 of 5 | <0.01 |
| Ice storm | Very Low | 14th | 1.6 of 5 | 0.09 |
| Earthquake | Very Low | 6th | 1.2 of 5 | <0.01 |
Perils not assessed in Crawford 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 Crawford 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.