MEREDOSIA
OperatingCoal power plant
- Primary fuel
- Coal
- County
- Morgan County
- Operator
- AMEREN ENERGY GENERATING CO
- Status
- Operating
- EIA plant ID
- 864
- Coordinates
- 39.8233, -90.5672
MEREDOSIA, a Coal power plant in Morgan County, Illinois. Operated by AMEREN ENERGY GENERATING CO. One of 242 power plants tracked in Illinois on Bywatts.
Weather peril exposure
MEREDOSIA is a coal power plant in Morgan County, IL, operated by AMEREN ENERGY GENERATING CO. Morgan County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.6 of 5 at the 66th national percentile. Earthquake is the leading peril, rated Relatively Low by FEMA at the 85th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a coal plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Morgan County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Earthquake | Relatively Low | 85th | 4.4 of 5 | <0.01 |
| Strong wind | Relatively High | 81st | 4.2 of 5 | 5.3 |
| Riverine flooding | Relatively Low | 76th | 4.0 of 5 | 1.4 |
| Hail | Relatively Low | 70th | 3.8 of 5 | 3.9 |
| Tornado | Relatively Low | 69th | 3.7 of 5 | 0.53 |
| Ice storm | Relatively Low | 59th | 3.3 of 5 | 1.5 |
| Winter weather | Relatively Low | 50th | 3.0 of 5 | 8.9 |
| Lightning | Relatively Low | 50th | 3.0 of 5 | 46.7 |
| Heat wave | Relatively Moderate | 39th | 2.6 of 5 | 8.4 |
| Hurricane | Very Low | 13th | 1.5 of 5 | <0.01 |
| Wildfire | Very Low | 2nd | 1.1 of 5 | <0.01 |
Perils not assessed in Morgan 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 Morgan 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.