CASCADE
OperatingOil power plant
- Capacity
- 5 MW
- Primary fuel
- Oil
- County
- Dubuque County
- Operator
- CASCADE MUNICIPAL UTILITIES
- Status
- Operating
- Commissioned
- 1951
- EIA plant ID
- 1129
- Coordinates
- 42.2982, -91.0120
CASCADE, a 5 MW Oil power plant in Dubuque County, Iowa. Operated by CASCADE MUNICIPAL UTILITIES, commissioned 1951.
Weather peril exposure
CASCADE is a 5 MW oil power plant in Dubuque County, IA, operated by CASCADE MUNICIPAL UTILITIES, commissioned in 1951. Dubuque County carries critical modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.3 of 5 at the 81st national percentile. Hail is the leading peril, rated Relatively Moderate by FEMA at the 84th 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.
Dubuque County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hail | Relatively Moderate | 84th | 4.4 of 5 | 4.0 |
| Tornado | Relatively Moderate | 83rd | 4.3 of 5 | 0.51 |
| Heat wave | Relatively Low | 80th | 4.2 of 5 | 4.6 |
| Strong wind | Relatively Moderate | 66th | 3.6 of 5 | 5.5 |
| Riverine flooding | Relatively Low | 52nd | 3.1 of 5 | 1.6 |
| Lightning | Relatively Low | 37th | 2.5 of 5 | 39.7 |
| Ice storm | Relatively Low | 32nd | 2.3 of 5 | 0.26 |
| Winter weather | Relatively Moderate | 31st | 2.2 of 5 | 16.8 |
| Earthquake | Very Low | 18th | 1.7 of 5 | <0.01 |
| Wildfire | Very Low | 16th | 1.7 of 5 | <0.01 |
| Hurricane | Very Low | 1st | 1.1 of 5 | <0.01 |
Perils not assessed in Dubuque 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 Dubuque 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.