PLUMMER COGEN
OperatingBiomass power plant
- Capacity
- 6 MW
- Primary fuel
- Biomass
- County
- Benewah County
- Operator
- STIMSON LUMBER COMPANY
- Status
- Operating
- Commissioned
- 1982
- EIA plant ID
- 55090
- Coordinates
- 47.3301, -116.8905
PLUMMER COGEN, a 6 MW Biomass power plant in Benewah County, Idaho. Operated by STIMSON LUMBER COMPANY, commissioned 1982.
Weather peril exposure
PLUMMER COGEN is a 6 MW biomass power plant in Benewah County, ID, operated by STIMSON LUMBER COMPANY, commissioned in 1982. Benewah County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.2 of 5 at the 6th national percentile. Riverine flooding is the leading peril, rated Relatively Low by FEMA at the 97th 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.
Benewah County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Riverine flooding | Relatively Low | 97th | 4.9 of 5 | 0.86 |
| Wildfire | Relatively Low | 81st | 4.2 of 5 | <0.01 |
| Heat wave | Very Low | 56th | 3.2 of 5 | 3.2 |
| Winter weather | Relatively Low | 46th | 2.8 of 5 | 30.3 |
| Ice storm | Relatively Low | 43rd | 2.7 of 5 | 0.27 |
| Earthquake | Very Low | 38th | 2.5 of 5 | <0.01 |
| Strong wind | Very Low | 21st | 1.9 of 5 | 0.26 |
| Hail | Very Low | 6th | 1.3 of 5 | 0.29 |
| Tornado | Very Low | 6th | 1.2 of 5 | 0.03 |
| Lightning | Very Low | 2nd | 1.1 of 5 | 16.8 |
Perils not assessed in Benewah 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 Benewah 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.