ST LOUIS
OperatingOil power plant
- Capacity
- 7 MW
- Primary fuel
- Oil
- County
- Gratiot County
- Operator
- CITY OF ST LOUIS (MI)
- Status
- Operating
- Commissioned
- 1919
- EIA plant ID
- 1852
- Coordinates
- 43.4125, -84.6078
ST LOUIS, a 7 MW Oil power plant in Gratiot County, Michigan. Operated by CITY OF ST LOUIS (MI), commissioned 1919.
Weather peril exposure
ST LOUIS is a 7 MW oil power plant in Gratiot County, MI, operated by CITY OF ST LOUIS (MI), commissioned in 1919. Gratiot County carries elevated modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.8 of 5 at the 44th national percentile. Strong wind is the leading peril, rated Relatively High by FEMA at the 97th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to an oil plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Gratiot County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Strong wind | Relatively High | 97th | 4.9 of 5 | 3.8 |
| Heat wave | Very Low | 78th | 4.1 of 5 | 1.9 |
| Tornado | Relatively Moderate | 65th | 3.6 of 5 | 0.25 |
| Riverine flooding | Relatively Low | 65th | 3.6 of 5 | 0.36 |
| Ice storm | Relatively Low | 54th | 3.1 of 5 | 1.2 |
| Hail | Relatively Low | 48th | 2.9 of 5 | 2.2 |
| Winter weather | Relatively High | 35th | 2.4 of 5 | 16.0 |
| Earthquake | Very Low | 23rd | 1.9 of 5 | <0.01 |
| Hurricane | Very Low | 21st | 1.8 of 5 | 0.02 |
| Lightning | Relatively Low | 14th | 1.6 of 5 | 32.0 |
| Wildfire | Very Low | 9th | 1.4 of 5 | <0.01 |
Perils not assessed in Gratiot 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 Gratiot 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.