PORTAGE
OperatingOil power plant
- Capacity
- 23 MW
- Primary fuel
- Oil
- County
- Houghton County
- Operator
- UPPER PENINSULA POWER CO
- Status
- Operating
- EIA plant ID
- 8019
- Coordinates
- 47.0808, -88.6474
PORTAGE, a 23 MW Oil power plant in Houghton County, Michigan. Operated by UPPER PENINSULA POWER CO. One of 225 power plants tracked in Michigan on Bywatts.
Weather peril exposure
PORTAGE is a 23 MW oil power plant in Houghton County, MI, operated by UPPER PENINSULA POWER CO. Houghton County carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.4 of 5 at the 35th national percentile. Heat wave is the leading peril, rated Very Low by FEMA at the 62nd 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.
Houghton County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Heat wave | Very Low | 62nd | 3.5 of 5 | 0.25 |
| Hail | Relatively Low | 53rd | 3.1 of 5 | 0.65 |
| Winter weather | Relatively High | 51st | 3.0 of 5 | 35.3 |
| Riverine flooding | Relatively Low | 42nd | 2.7 of 5 | 0.75 |
| Wildfire | Very Low | 33rd | 2.3 of 5 | <0.01 |
| Strong wind | Relatively Low | 22nd | 1.9 of 5 | 0.80 |
| Lightning | Relatively Low | 20th | 1.8 of 5 | 21.6 |
| Ice storm | Very Low | 6th | 1.2 of 5 | 0.01 |
| Tornado | Very Low | 4th | 1.2 of 5 | 0.05 |
| Coastal flooding | Very Low | 0th | 1.0 of 5 | <0.01 |
Perils not assessed in Houghton 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 |
| Earthquake | FEMA rating is "No Rating" for this county |
Model hail, wind and flood exposure for Houghton 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.