HAMILTON MOSES
OperatingNatural Gas power plant
- Capacity
- 138 MW
- Primary fuel
- Natural Gas
- County
- St. Francis County
- Operator
- ENTERGY ARKANSAS INC
- Status
- Operating
- EIA plant ID
- 168
- Coordinates
- 34.9792, -90.8731
HAMILTON MOSES, a 138 MW Natural Gas power plant in St. Francis County, Arkansas. Operated by ENTERGY ARKANSAS INC.
Weather peril exposure
HAMILTON MOSES is a 138 MW natural gas power plant in St. Francis County, AR, operated by ENTERGY ARKANSAS INC. St. Francis County carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.5 of 5 at the 38th national percentile. Tornado is the leading peril, rated Relatively High by FEMA at the 98th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a natural gas plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
St. Francis County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Tornado | Relatively High | 98th | 4.9 of 5 | 0.45 |
| Earthquake | Relatively Moderate | 94th | 4.8 of 5 | <0.01 |
| Ice storm | Relatively High | 93rd | 4.7 of 5 | 1.2 |
| Strong wind | Relatively High | 86th | 4.4 of 5 | 1.7 |
| Winter weather | Relatively Low | 72nd | 3.9 of 5 | 5.4 |
| Lightning | Relatively Low | 61st | 3.4 of 5 | 59.2 |
| Heat wave | Relatively Moderate | 44th | 2.8 of 5 | 22.8 |
| Hurricane | Very Low | 42nd | 2.7 of 5 | 0.02 |
| Riverine flooding | Relatively Low | 32nd | 2.3 of 5 | 0.64 |
| Hail | Relatively Low | 31st | 2.2 of 5 | 3.1 |
| Wildfire | Very Low | 22nd | 1.9 of 5 | <0.01 |
Perils not assessed in St. Francis 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 St. Francis 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.