TWIN CITIES HYDRO
OperatingHydro power plant
- Capacity
- 18 MW
- Primary fuel
- Hydro
- County
- Ramsey County
- Operator
- TWIN CITIES HYDRO LLC
- Status
- Operating
- Commissioned
- 1924
- EIA plant ID
- 57069
- Coordinates
- 44.9156, -93.1996
TWIN CITIES HYDRO, an 18 MW Hydro power plant in Ramsey County, Minnesota. Operated by TWIN CITIES HYDRO LLC, commissioned 1924.
Weather peril exposure
TWIN CITIES HYDRO is an 18 MW hydro power plant in Ramsey County, MN, operated by TWIN CITIES HYDRO LLC, commissioned in 1924. Ramsey County carries critical modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.2 of 5 at the 81st national percentile. Hail is the leading peril, rated Relatively High by FEMA at the 84th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a hydro plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Ramsey County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hail | Relatively High | 84th | 4.4 of 5 | 6.3 |
| Tornado | Relatively High | 63rd | 3.5 of 5 | 0.13 |
| Winter weather | Relatively High | 43rd | 2.7 of 5 | 16.5 |
| Strong wind | Relatively High | 38th | 2.5 of 5 | 4.6 |
| Wildfire | Very Low | 30th | 2.2 of 5 | <0.01 |
| Heat wave | Relatively High | 29th | 2.1 of 5 | 6.7 |
| Ice storm | Relatively Moderate | 25th | 2.0 of 5 | 0.46 |
| Riverine flooding | Relatively High | 22nd | 1.9 of 5 | 0.71 |
| Lightning | Relatively Moderate | 6th | 1.3 of 5 | 35.5 |
| Earthquake | Very Low | 2nd | 1.1 of 5 | <0.01 |
Perils not assessed in Ramsey 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 Ramsey 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.