OSAGE
OperatingNatural Gas power plant
- Capacity
- 18 MW
- Primary fuel
- Natural Gas
- County
- Mitchell County
- Operator
- CITY OF OSAGE - (IA)
- Status
- Operating
- Commissioned
- 1963
- EIA plant ID
- 1172
- Coordinates
- 43.2797, -92.8106
OSAGE, an 18 MW Natural Gas power plant in Mitchell County, Iowa. Operated by CITY OF OSAGE - (IA), commissioned 1963.
Weather peril exposure
OSAGE is an 18 MW natural gas power plant in Mitchell County, IA, operated by CITY OF OSAGE - (IA), commissioned in 1963. Mitchell County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.5 of 5 at the 64th national percentile. Heat wave is the leading peril, rated Very Low by FEMA at the 95th 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.
Mitchell County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Heat wave | Very Low | 95th | 4.8 of 5 | 3.8 |
| Tornado | Relatively Low | 93rd | 4.7 of 5 | 0.38 |
| Riverine flooding | Relatively Low | 90th | 4.6 of 5 | 1.1 |
| Strong wind | Relatively High | 89th | 4.6 of 5 | 3.8 |
| Hail | Relatively Low | 66th | 3.6 of 5 | 4.5 |
| Winter weather | Relatively Low | 64th | 3.5 of 5 | 18.5 |
| Lightning | Very Low | 53rd | 3.1 of 5 | 39.7 |
| Ice storm | Very Low | 36th | 2.4 of 5 | 0.69 |
| Wildfire | Very Low | 22nd | 1.9 of 5 | <0.01 |
| Earthquake | Very Low | 7th | 1.3 of 5 | <0.01 |
Perils not assessed in Mitchell 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 |
|---|---|
| Hurricane | FEMA rating is "No Rating" for this county |
| Coastal flooding | FEMA rating is "Not Applicable" for this county |
Model hail, wind and flood exposure for Mitchell 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.