ROBERT D WILLIS
OperatingHydro power plant
- Capacity
- 8 MW
- Primary fuel
- Hydro
- County
- Jasper County
- Operator
- USCE-FORT WORTH DISTRICT
- Status
- Operating
- Commissioned
- 1989
- EIA plant ID
- 7200
- Coordinates
- 30.7976, -94.1755
ROBERT D WILLIS, an 8 MW Hydro power plant in Jasper County, Texas. Operated by USCE-FORT WORTH DISTRICT, commissioned 1989.
Weather peril exposure
ROBERT D WILLIS is an 8 MW hydro power plant in Jasper County, TX, operated by USCE-FORT WORTH DISTRICT, commissioned in 1989. Jasper County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.0 of 5 at the 74th national percentile. Hurricane is the leading peril, rated Relatively Moderate by FEMA at the 91st 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.
Jasper County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively Moderate | 91st | 4.7 of 5 | 0.11 |
| Wildfire | Relatively Low | 77th | 4.1 of 5 | <0.01 |
| Ice storm | Relatively Moderate | 70th | 3.8 of 5 | 0.78 |
| Winter weather | Relatively Low | 67th | 3.7 of 5 | 1.5 |
| Hail | Relatively Low | 67th | 3.7 of 5 | 2.1 |
| Riverine flooding | Relatively Low | 57th | 3.3 of 5 | 1.1 |
| Heat wave | Relatively Low | 54th | 3.1 of 5 | 10.9 |
| Tornado | Relatively Moderate | 48th | 2.9 of 5 | 0.71 |
| Strong wind | Relatively Moderate | 38th | 2.5 of 5 | 1.3 |
| Earthquake | Very Low | 26th | 2.0 of 5 | <0.01 |
| Lightning | Relatively Moderate | 22nd | 1.9 of 5 | 76.1 |
Perils not assessed in Jasper 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 "No Rating" for this county |
Model hail, wind and flood exposure for Jasper 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.