ROCK LAKE CT
OperatingOil power plant
- Capacity
- 25 MW
- Primary fuel
- Oil
- County
- Pine County
- Operator
- GREAT RIVER ENERGY
- Status
- Operating
- Commissioned
- 1978
- EIA plant ID
- 6741
- Coordinates
- 45.8054, -92.9718
ROCK LAKE CT, a 25 MW Oil power plant in Pine County, Minnesota. Operated by GREAT RIVER ENERGY, commissioned 1978.
Weather peril exposure
ROCK LAKE CT is a 25 MW oil power plant in Pine County, MN, operated by GREAT RIVER ENERGY, commissioned in 1978. Pine County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.7 of 5 at the 67th national percentile. Riverine flooding is the leading peril, rated Relatively Low by FEMA at the 80th 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.
Pine County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Riverine flooding | Relatively Low | 80th | 4.2 of 5 | 0.50 |
| Heat wave | Relatively Low | 78th | 4.1 of 5 | 1.8 |
| Hail | Relatively Moderate | 74th | 4.0 of 5 | 2.9 |
| Lightning | Relatively Moderate | 62nd | 3.5 of 5 | 31.3 |
| Winter weather | Relatively Low | 48th | 2.9 of 5 | 18.6 |
| Ice storm | Relatively Low | 48th | 2.9 of 5 | 0.44 |
| Wildfire | Relatively Low | 47th | 2.9 of 5 | <0.01 |
| Strong wind | Relatively Low | 43rd | 2.7 of 5 | 2.1 |
| Tornado | Relatively Low | 39th | 2.6 of 5 | 0.41 |
| Earthquake | Very Low | 1st | 1.0 of 5 | <0.01 |
Perils not assessed in Pine 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 Pine 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.