PINETREE POWER TAMWORTH
OperatingBiomass power plant
- Capacity
- 25 MW
- Primary fuel
- Biomass
- County
- Carroll County
- Operator
- PINETREE POWER TAMWORTH INC
- Status
- Operating
- Commissioned
- 1987
- EIA plant ID
- 50739
- Coordinates
- 43.8357, -71.1969
PINETREE POWER TAMWORTH, a 25 MW Biomass power plant in Carroll County, New Hampshire. Operated by PINETREE POWER TAMWORTH INC, commissioned 1987.
Weather peril exposure
PINETREE POWER TAMWORTH is a 25 MW biomass power plant in Carroll County, NH, operated by PINETREE POWER TAMWORTH INC, commissioned in 1987. Carroll County carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.0 of 5 at the 24th national percentile. Riverine flooding is the leading peril, rated Relatively Moderate by FEMA at the 86th 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.
Carroll County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Riverine flooding | Relatively Moderate | 86th | 4.4 of 5 | 2.6 |
| Hurricane | Relatively Moderate | 85th | 4.4 of 5 | 0.08 |
| Ice storm | Relatively High | 84th | 4.4 of 5 | 1.3 |
| Winter weather | Relatively High | 73rd | 3.9 of 5 | 22.2 |
| Lightning | Relatively Moderate | 69th | 3.8 of 5 | 19.1 |
| Earthquake | Relatively Low | 54th | 3.1 of 5 | <0.01 |
| Wildfire | Very Low | 10th | 1.4 of 5 | <0.01 |
| Strong wind | Relatively Low | 9th | 1.4 of 5 | 0.59 |
| Tornado | Very Low | 8th | 1.3 of 5 | 0.11 |
| Heat wave | Very Low | 4th | 1.2 of 5 | 1.9 |
| Hail | Very Low | 4th | 1.2 of 5 | 1.7 |
Perils not assessed in Carroll 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 Carroll 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.