PRAIRIE ISLAND
OperatingNuclear power plant
- Capacity
- 1,186 MW
- Primary fuel
- Nuclear
- County
- Goodhue County
- Operator
- XCEL ENERGY
- Status
- Operating
- Commissioned
- 1974
- EIA plant ID
- 1925
- Coordinates
- 44.6220, -92.6333
PRAIRIE ISLAND, a 1,186 MW Nuclear power plant in Goodhue County, Minnesota. Operated by XCEL ENERGY, commissioned 1974.
Weather peril exposure
PRAIRIE ISLAND is a 1,186 MW nuclear power plant in Goodhue County, MN, operated by XCEL ENERGY, commissioned in 1974. Goodhue County carries critical modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.2 of 5 at the 80th national percentile. Strong wind is the leading peril, rated Relatively Moderate by FEMA at the 95th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a nuclear plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Goodhue County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Strong wind | Relatively Moderate | 95th | 4.8 of 5 | 4.4 |
| Hail | Relatively Moderate | 82nd | 4.3 of 5 | 5.8 |
| Tornado | Relatively Moderate | 81st | 4.2 of 5 | 0.58 |
| Heat wave | Very Low | 80th | 4.2 of 5 | 4.3 |
| Lightning | Relatively Low | 74th | 4.0 of 5 | 37.3 |
| Riverine flooding | Relatively Low | 71st | 3.8 of 5 | 0.79 |
| Winter weather | Relatively Low | 45th | 2.8 of 5 | 18.5 |
| Wildfire | Very Low | 15th | 1.6 of 5 | <0.01 |
| Ice storm | Relatively Low | 15th | 1.6 of 5 | 0.61 |
| Earthquake | Very Low | 2nd | 1.1 of 5 | <0.01 |
Perils not assessed in Goodhue 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 "Not Applicable" for this county |
| Coastal flooding | FEMA rating is "Not Applicable" for this county |
Model hail, wind and flood exposure for Goodhue 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.