Superior Falls
E112 Lake Rd, Ironwood, MI 54559Plant Summary Information
Superior Falls is ranked #33 out of 50 hydroelectric power plants in Michigan in terms of total annual net electricity generation.
Superior Falls is comprised of 2 generators and generated 2.0 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Superior Falls |
|---|---|
| Utility Name | Northern States Power Co - Minnesota |
| Location | Gogebic County, MI |
| Initial Operation Date | January 1917 |
| Last Update | Dec 2025 |
| Annual Generation | 8.2 GWh |
| Annual Consumption | 30.2 k MMBtu |
| Ranked #6,896 out of 13,081 Power Plants Nationwide | |
| Ranked #959 out of 1,311 Water Power Plants Nationwide | |
| Ranked #186 out of 269 Michigan Power Plants | |
| Ranked #33 out of 50 Michigan Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Superior Falls
Monthly Plant Fuel Consumption for Superior Falls
Superior Falls Details
| Summary Information | |
|---|---|
| Plant Name | Superior Falls (1757) |
| Plant Address | E112 Lake Rd, Ironwood, MI 54559 |
| Utility | Northern States Power Co - Minnesota (13781) |
| Latitude, Longitude | 46.5646, -90.41615 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | January 1917 |
| Annual Generation | 8.2 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Regulated |
| NERC Region | RFC |
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. (MISO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Montreal River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Northern States Power Co (13780) MI |
| Grid Voltage | 34.50 kV |
| Energy Storage | No |
Generator 1 Details Operating January 1917
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | Superior Falls |
| Nameplate Capacity | 0.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 0.5 MW |
| Winter Capacity | 0.6 MW |
| Minimum Load | 0.2 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | January 1917 |
| Planned Retirement | December 2064 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
Generator 2 Details Operating January 1917
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | Superior Falls |
| Nameplate Capacity | 0.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 0.5 MW |
| Winter Capacity | 0.6 MW |
| Minimum Load | 0.2 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | January 1917 |
| Planned Retirement | December 2064 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
Superior Falls Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Water.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #949 | Dorena Hydro-Electric Facility | Cottage Grove, OR | 8.5 GWh |
| #950 | Hollidays Bridge Hydro | Honea Path, SC | 8.5 GWh |
| #951 | Crystal Springs | Filer, ID | 8.5 GWh |
| #952 | Boulder Canyon Hydro | Boulder, CO | 8.4 GWh |
| #953 | Gorham | Gorham, NH | 8.4 GWh |
| #954 | MC6 Hydro Facility | Kuna, ID | 8.4 GWh |
| #955 | Jackman | Hillsborough, NH | 8.4 GWh |
| #956 | Low Line Rapids | Kimberly, ID | 8.3 GWh |
| #957 | Rainbow Falls Auscble | Town of Auscble, NY | 8.2 GWh |
| #958 | Phoenix Hydro Project | Phoenix, NY | 8.2 GWh |
| #960 | Four Mile Hydropower Project | Alpena, MI | 8.1 GWh |
| #961 | Lachute Hydro Lower | Ticonderoga, NY | 8.1 GWh |
| #962 | Lachute Hydro Upper | Ticonderoga, NY | 8.1 GWh |
| #963 | Byllesby 2 | Ivanhoe, VA | 8.1 GWh |
| #964 | Upper Beaver | Beaver, UT | 8.1 GWh |
| #965 | Dam No. 4 Hydro Station | Shepherdstown, WV | 8.1 GWh |
| #966 | Matilda Hamilton Fee Hydroelectric Stati | Ravenna, KY | 8.0 GWh |
| #967 | Gateway | Mountain Green, UT | 8.0 GWh |
| #968 | Lahontan | Fallon, NV | 7.9 GWh |
| #969 | Goodwin Hydroelectric | W. Hartland, CT | 7.8 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Superior Falls.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Arpin Dam | Radisson, WI | 5.5 GWh | 67.6 mi |
| Bay Front | Ashland, WI | 176.9 GWh | 23.1 mi |
| Big Falls | Glen Fora, WI | 27.3 GWh | 80.1 mi |
| Flambeau Crowley Rapids Project | Park Falls, WI | 4.0 GWh | 48.8 mi |
| Flambeau Hydroelectric Station | Ladysmith, WI | 62.1 GWh | 80.1 mi |
| Flambeau Lower Project | Park Falls, WI | 3.0 GWh | 45 mi |
| Flambeau Solar Partners | Phillips, WI | 4.4 GWh | 57.3 mi |
| Grand Marais | Grand Marais, MN | 164.0 MWh | 82 mi |
| Hat Rapids | Rhinelander, WI | 6.6 GWh | 82 mi |
| Hodag Solar | Rhinelander, WI | 13.2 GWh | 80.6 mi |
| Jean Duluth Solar | Duluth, MN | 2.1 GWh | 80.4 mi |
| LAC Courte Oreilles Hydroelect | Winter, WI | 7.2 GWh | 56.4 mi |
| Ladysmith Dam | Ladysmith, WI | 9.6 GWh | 82.5 mi |
| Ogema | Ogema, WI | 2.5 GWh | 77.3 mi |
| Rhinelander Mill | Rhinelander, WI | 7.3 GWh | 79.8 mi |
| Saxon Falls | Saxon, WI | 9.1 GWh | 2.7 mi |
| Spooner Solar Array | Spooner, WI | 3.6 GWh | 82.3 mi |
| Trego | Hayward, WI | 5.1 GWh | 82.2 mi |
| Victoria Dam | Rockland, MI | 53.6 GWh | 58 mi |
| White River (WI) | Ashland, WI | 2.7 GWh | 23.6 mi |