KENTUCKY DAM
OperatingHydro power plant
- Capacity
- 219 MW
- Primary fuel
- Hydro
- County
- Marshall County
- Operator
- TENNESSEE VALLEY AUTHORITY
- Status
- Operating
- Commissioned
- 1944
- EIA plant ID
- 1377
- Coordinates
- 37.0136, -88.2685
KENTUCKY DAM, a 219 MW Hydro power plant in Marshall County, Kentucky. Operated by TENNESSEE VALLEY AUTHORITY, commissioned 1944.
Weather peril exposure
KENTUCKY DAM is a 219 MW hydro power plant in Marshall County, KY, operated by TENNESSEE VALLEY AUTHORITY, commissioned in 1944. Marshall County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.1 of 5 at the 76th national percentile. Earthquake is the leading peril, rated Relatively Moderate by FEMA at the 95th 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.
Marshall County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Earthquake | Relatively Moderate | 95th | 4.8 of 5 | <0.01 |
| Ice storm | Relatively High | 95th | 4.8 of 5 | 1.5 |
| Strong wind | Relatively Moderate | 87th | 4.5 of 5 | 3.8 |
| Winter weather | Relatively Moderate | 87th | 4.5 of 5 | 6.7 |
| Hail | Relatively Low | 78th | 4.1 of 5 | 2.9 |
| Tornado | Relatively Low | 59th | 3.4 of 5 | 0.29 |
| Heat wave | Relatively Low | 51st | 3.0 of 5 | 9.8 |
| Riverine flooding | Relatively Low | 40th | 2.6 of 5 | 2.1 |
| Hurricane | Very Low | 39th | 2.6 of 5 | 0.01 |
| Wildfire | Very Low | 27th | 2.1 of 5 | <0.01 |
| Lightning | Relatively Low | 23rd | 1.9 of 5 | 55.5 |
Perils not assessed in Marshall 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 Marshall 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.