RAINBOW
OperatingHydro power plant
- Capacity
- 8 MW
- Primary fuel
- Hydro
- County
- Capitol Planning Region
- Operator
- FARMINGTON RIVER POWER COMPANY
- Status
- Operating
- Commissioned
- 1925
- EIA plant ID
- 559
- Coordinates
- 41.9154, -72.6934
RAINBOW, an 8 MW Hydro power plant in Capitol Planning Region, Connecticut. Operated by FARMINGTON RIVER POWER COMPANY, commissioned 1925.
Weather peril exposure
RAINBOW is an 8 MW hydro power plant in Capitol Planning Region, CT, operated by FARMINGTON RIVER POWER COMPANY, commissioned in 1925. Capitol Planning Region carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.5 of 5 at the 13th national percentile. Riverine flooding is the leading peril, rated Relatively High by FEMA at the 78th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a hydro plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Capitol Planning Region hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Riverine flooding | Relatively High | 78th | 4.1 of 5 | 3.5 |
| Hurricane | Relatively High | 72nd | 3.9 of 5 | 0.15 |
| Earthquake | Relatively Moderate | 61st | 3.4 of 5 | <0.01 |
| Ice storm | Very High | 50th | 3.0 of 5 | 2.5 |
| Coastal flooding | Very Low | 36th | 2.4 of 5 | 3.7 |
| Tornado | Relatively High | 26th | 2.0 of 5 | 0.33 |
| Wildfire | Very Low | 26th | 2.0 of 5 | <0.01 |
| Hail | Relatively Moderate | 22nd | 1.9 of 5 | 2.6 |
| Winter weather | Relatively High | 17th | 1.7 of 5 | 15.9 |
| Heat wave | Relatively Moderate | 9th | 1.4 of 5 | 6.7 |
| Lightning | Relatively High | 8th | 1.3 of 5 | 26.5 |
| Strong wind | Relatively Moderate | 4th | 1.2 of 5 | 2.2 |
Model hail, wind and flood exposure for Capitol Planning Region 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.