SILVER LAKE
OperatingHydro power plant
- Capacity
- 2 MW
- Primary fuel
- Hydro
- County
- Addison County
- Operator
- GREEN MOUNTAIN POWER CORP
- Status
- Operating
- Commissioned
- 1917
- EIA plant ID
- 3725
- Coordinates
- 43.8986, -73.0531
SILVER LAKE, a 2 MW Hydro power plant in Addison County, Vermont. Operated by GREEN MOUNTAIN POWER CORP, commissioned 1917.
Weather peril exposure
SILVER LAKE is a 2 MW hydro power plant in Addison County, VT, operated by GREEN MOUNTAIN POWER CORP, commissioned in 1917. Addison County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.1 of 5 at the 3rd national percentile. Lightning is the leading peril, rated Relatively Low by FEMA at the 76th 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.
Addison County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Lightning | Relatively Low | 76th | 4.0 of 5 | 22.9 |
| Winter weather | Relatively Low | 72nd | 3.9 of 5 | 17.7 |
| Hurricane | Relatively Low | 66th | 3.6 of 5 | 0.04 |
| Earthquake | Very Low | 61st | 3.4 of 5 | <0.01 |
| Ice storm | Relatively Low | 59th | 3.4 of 5 | 0.32 |
| Strong wind | Relatively Low | 43rd | 2.7 of 5 | 0.94 |
| Riverine flooding | Relatively Low | 33rd | 2.3 of 5 | 2.2 |
| Wildfire | Very Low | 26th | 2.0 of 5 | <0.01 |
| Tornado | Very Low | 14th | 1.6 of 5 | 0.05 |
| Heat wave | Relatively Low | 5th | 1.2 of 5 | 2.2 |
| Hail | Very Low | 4th | 1.2 of 5 | 1.4 |
Perils not assessed in Addison 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 Addison 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.