COFFIN BUTTE
OperatingBiomass power plant
- Capacity
- 6 MW
- Primary fuel
- Biomass
- County
- Benton County
- Operator
- POWER RESOURCES COOPERATIVE
- Status
- Operating
- Commissioned
- 1995
- EIA plant ID
- 7725
- Coordinates
- 44.6975, -123.2232
COFFIN BUTTE, a 6 MW Biomass power plant in Benton County, Oregon. Operated by POWER RESOURCES COOPERATIVE, commissioned 1995.
Weather peril exposure
COFFIN BUTTE is a 6 MW biomass power plant in Benton County, OR, operated by POWER RESOURCES COOPERATIVE, commissioned in 1995. Benton County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.1 of 5 at the 3rd national percentile. Earthquake is the leading peril, rated Relatively Moderate 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.
Benton County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Earthquake | Relatively Moderate | 97th | 4.9 of 5 | 0.02 |
| Heat wave | Relatively Moderate | 66th | 3.7 of 5 | 5.9 |
| Riverine flooding | Relatively Moderate | 54th | 3.1 of 5 | 0.79 |
| Wildfire | Very Low | 32nd | 2.3 of 5 | <0.01 |
| Ice storm | Relatively Low | 27th | 2.1 of 5 | 0.50 |
| Strong wind | Very Low | 14th | 1.6 of 5 | 0.04 |
| Hail | Very Low | 10th | 1.4 of 5 | 0.04 |
| Tornado | Very Low | 8th | 1.3 of 5 | 0.04 |
| Lightning | Relatively Low | 6th | 1.2 of 5 | 5.0 |
| Winter weather | Relatively Low | 5th | 1.2 of 5 | 7.2 |
Perils not assessed in Benton 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 "No Rating" for this county |
Model hail, wind and flood exposure for Benton 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.