HURON
Retired 2022Natural Gas power plant
- Capacity
- 58 MW
- Primary fuel
- Natural Gas
- County
- Beadle County
- Operator
- NORTHWESTERN ENERGY - (SD)
- EIA plant ID
- 3344
- Coordinates
- 44.3697, -98.1717
HURON, a retired 58 MW Natural Gas power plant in Beadle County, South Dakota. It was retired in 2022, according to EIA-860.
How HURON compares
It was retired in 2022 according to EIA-860, so it is not counted in South Dakota's operating fleet. Its operator, NORTHWESTERN ENERGY - (SD), runs 4 operating plants in South Dakota totaling 48 MW.
Grid neighborhood
The closest transmission line found within 10 miles is a 115 kV line, about 4.1 miles away.
Computed by Bywatts from HIFLD power plant and transmission line records and EIA-860 retirement records; distances are straight-line. Sources and methodology
Weather peril exposure
HURON is a retired 58 MW natural gas power plant in Beadle County, SD, formerly operated by NORTHWESTERN ENERGY - (SD). Beadle County carries elevated modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.3 of 5 at the 57th national percentile. Tornado is the leading peril, rated Relatively Low by FEMA at the 87th 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.
Beadle County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Tornado | Relatively Low | 87th | 4.5 of 5 | 0.67 |
| Ice storm | Relatively Moderate | 77th | 4.1 of 5 | 0.48 |
| Wildfire | Relatively Low | 76th | 4.1 of 5 | <0.01 |
| Heat wave | Relatively Low | 76th | 4.0 of 5 | 5.4 |
| Winter weather | Relatively Moderate | 66th | 3.6 of 5 | 17.4 |
| Hail | Relatively Moderate | 63rd | 3.5 of 5 | 4.5 |
| Riverine flooding | Relatively Low | 61st | 3.4 of 5 | 2.5 |
| Strong wind | Relatively Low | 59th | 3.4 of 5 | 3.0 |
| Earthquake | Very Low | 24th | 2.0 of 5 | <0.01 |
| Lightning | Very Low | 21st | 1.9 of 5 | 34.5 |
Perils not assessed in Beadle 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 Beadle 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.