LSP-COTTAGE GROVE LP
OperatingNatural Gas power plant
- Capacity
- 284 MW
- Primary fuel
- Natural Gas
- County
- Washington County
- Operator
- COTTAGE GROVE OPERATING SERVICES LLC
- Status
- Operating
- Commissioned
- 1997
- EIA plant ID
- 55010
- Generators
- 2
- Technology
- Natural Gas Fired Combined Cycle
- Net generation (2024)
- 1,273 GWh
- Capacity factor (2024, EIA nameplate)
- 51%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 44.7955, -92.9108
LSP-COTTAGE GROVE LP, a 284 MW Natural Gas power plant in Washington County, Minnesota. Operated by COTTAGE GROVE OPERATING SERVICES LLC, commissioned 1997.
How LSP-COTTAGE GROVE LP compares
With 284 MW of capacity, LSP-COTTAGE GROVE LP ranks 16th among the 215 operating power plants Bywatts maps in Minnesota and 10th of the 26 operating Natural Gas plants in the state. It accounts for about 5.3% of Minnesota's operating Natural Gas capacity and 1.7% of all operating capacity in the state. Nationally it is the 474th-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 1997, it is older than 57% of the 200 operating Minnesota plants with a recorded commissioning year. It shares Washington County with one other operating plant, ALLEN S KING.
EIA-860 lists 2 generators at the site with 284 MW of nameplate capacity, all natural gas fired combined cycle technology. Net generation was 1,273 GWh in 2024 (a 51% capacity factor), about 2.1 times its 2022 output.
Grid neighborhood
The closest transmission line found within 10 miles is a 115 kV line owned by NORTHERN STATES POWER CO - MINNESOTA, under 0.1 miles away. Another 20 operating power plants totaling 4,495 MW sit within 25 miles; the largest is PRAIRIE ISLAND (1,186 MW, Nuclear). Within 50 miles are 2 mapped data centers; the nearest is Cologix MIN1 in Minneapolis, about 20.8 miles away.
Computed by Bywatts from HIFLD power plant and transmission line records, EIA-860/923 survey data and PeeringDB data center locations; distances are straight-line. Sources and methodology
Weather peril exposure
LSP-COTTAGE GROVE LP is a 284 MW natural gas power plant in Washington County, MN, operated by COTTAGE GROVE OPERATING SERVICES LLC, commissioned in 1997. Washington County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.0 of 5 at the 76th national percentile. Strong wind is the leading peril, rated Very High by FEMA at the 92nd percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a natural gas plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Washington County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Strong wind | Very High | 92nd | 4.7 of 5 | 4.4 |
| Hail | Relatively High | 79th | 4.2 of 5 | 6.0 |
| Heat wave | Relatively Moderate | 76th | 4.0 of 5 | 6.1 |
| Tornado | Relatively High | 71st | 3.8 of 5 | 0.28 |
| Lightning | Relatively High | 41st | 2.7 of 5 | 35.3 |
| Ice storm | Relatively Moderate | 38th | 2.5 of 5 | 0.39 |
| Wildfire | Relatively Low | 38th | 2.5 of 5 | <0.01 |
| Riverine flooding | Relatively Moderate | 33rd | 2.3 of 5 | 0.43 |
| Winter weather | Relatively Moderate | 24th | 2.0 of 5 | 17.4 |
| Earthquake | Very Low | 1st | 1.0 of 5 | <0.01 |
Perils not assessed in Washington 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 Washington 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.