STEVENSON
OperatingHydro power plant
- Capacity
- 31 MW
- Primary fuel
- Hydro
- County
- Greater Bridgeport Planning Region
- Operator
- FIRSTLIGHT POWER RESOURCES SERVICES LLC
- Status
- Operating
- Commissioned
- 1919
- EIA plant ID
- 553
- Coordinates
- 41.3825, -73.1714
STEVENSON, a 31 MW Hydro power plant in Greater Bridgeport Planning Region, Connecticut. One of 83 power plants tracked in Connecticut on Bywatts.
Weather peril exposure
STEVENSON is a 31 MW hydro power plant in Greater Bridgeport Planning Region, CT, operated by FIRSTLIGHT POWER RESOURCES SERVICES LLC, commissioned in 1919. Greater Bridgeport Planning Region carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.4 of 5 at the 35th national percentile. Hurricane is the leading peril, rated Relatively High by FEMA at the 87th 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.
Greater Bridgeport Planning Region hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively High | 87th | 4.5 of 5 | 0.18 |
| Coastal flooding | Very High | 86th | 4.4 of 5 | 6.2 |
| Riverine flooding | Relatively High | 66th | 3.6 of 5 | 3.5 |
| Earthquake | Relatively Low | 61st | 3.4 of 5 | <0.01 |
| Ice storm | Relatively High | 51st | 3.0 of 5 | 1.4 |
| Wildfire | Very Low | 28th | 2.1 of 5 | <0.01 |
| Winter weather | Relatively High | 26th | 2.0 of 5 | 12.9 |
| Strong wind | Relatively High | 25th | 2.0 of 5 | 4.1 |
| Tornado | Relatively Low | 15th | 1.6 of 5 | 0.07 |
| Hail | Very Low | 2nd | 1.1 of 5 | 2.1 |
| Heat wave | Relatively Low | 1st | 1.0 of 5 | 5.5 |
| Lightning | Relatively Moderate | 1st | 1.0 of 5 | 26.1 |
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.