Superior Falls

E112 Lake Rd, Ironwood, MI 54559

Plant 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 NameSuperior Falls
Utility NameNorthern States Power Co - Minnesota
LocationGogebic County, MI
Initial Operation DateJanuary 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

Map of Superior Falls

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Monthly Net Generation for Superior Falls

Monthly Plant Fuel Consumption for Superior Falls

Superior Falls Details

Summary Information
Plant NameSuperior Falls (1757)
Plant AddressE112 Lake Rd, Ironwood, MI 54559
UtilityNorthern States Power Co - Minnesota (13781)
Latitude, Longitude46.5646, -90.41615
Generation Dates on FileJan 2001 to Dec 2025
Initial Operation DateJanuary 1917
Annual Generation 8.2 GWh
Fuel Types Water
 
Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration StatusNo
FERC Small Power Producer StatusNo
FERC Exempt Wholesale Generator StatusNo
Regulatory Information
Regulatory StatusRegulated
NERC RegionRFC
Balancing AuthorityMidcontinent Independent Transmission System Operator, Inc.. (MISO)
NAICS CodeUtilities (22)
Sector Electric Utility (1)
Water SourceMontreal River
Ash Impoundment No
Transmission / Distribution OwnerNorthern States Power Co (13780) MI
Grid Voltage 34.50 kV
Energy StorageNo

Generator 1 Details Operating January 1917

TechnologyConventional Hydroelectric
Prime MoverHydroelectric Turbine
OwnershipSingle Owner
RTO ISO LMP Node DesignationSuperior Falls
Nameplate Capacity0.7 MW
Nameplate Power Factor0.8
Summer Capacity0.5 MW
Winter Capacity0.6 MW
Minimum Load0.2 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJanuary 1917
Planned RetirementDecember 2064
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceWater
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load1H
Multiple FuelsNo

Generator 2 Details Operating January 1917

TechnologyConventional Hydroelectric
Prime MoverHydroelectric Turbine
OwnershipSingle Owner
RTO ISO LMP Node DesignationSuperior Falls
Nameplate Capacity0.7 MW
Nameplate Power Factor0.8
Summer Capacity0.5 MW
Winter Capacity0.6 MW
Minimum Load0.2 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJanuary 1917
Planned RetirementDecember 2064
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceWater
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load1H
Multiple FuelsNo

Superior Falls Plant Owners

Owner NameAddressGeneratorOwnership
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.

RankPlant NamePlant LocationAnnual Generation
#949Dorena Hydro-Electric FacilityCottage Grove, OR8.5 GWh
#950Hollidays Bridge HydroHonea Path, SC8.5 GWh
#951Crystal SpringsFiler, ID8.5 GWh
#952Boulder Canyon HydroBoulder, CO8.4 GWh
#953GorhamGorham, NH8.4 GWh
#954MC6 Hydro FacilityKuna, ID8.4 GWh
#955JackmanHillsborough, NH8.4 GWh
#956Low Line RapidsKimberly, ID8.3 GWh
#957Rainbow Falls AuscbleTown of Auscble, NY8.2 GWh
#958Phoenix Hydro ProjectPhoenix, NY8.2 GWh
#960Four Mile Hydropower ProjectAlpena, MI8.1 GWh
#961Lachute Hydro LowerTiconderoga, NY8.1 GWh
#962Lachute Hydro UpperTiconderoga, NY8.1 GWh
#963Byllesby 2Ivanhoe, VA8.1 GWh
#964Upper BeaverBeaver, UT8.1 GWh
#965Dam No. 4 Hydro StationShepherdstown, WV8.1 GWh
#966Matilda Hamilton Fee Hydroelectric StatiRavenna, KY8.0 GWh
#967GatewayMountain Green, UT8.0 GWh
#968LahontanFallon, NV7.9 GWh
#969Goodwin HydroelectricW. Hartland, CT7.8 GWh

Nearby Power Plants

Below are closest 20 power plants surrounding Superior Falls.

Plant NamePlant LocationAnnual GenerationDistance
Arpin DamRadisson, WI5.5 GWh67.6 mi
Bay FrontAshland, WI176.9 GWh23.1 mi
Big FallsGlen Fora, WI27.3 GWh80.1 mi
Flambeau Crowley Rapids ProjectPark Falls, WI4.0 GWh48.8 mi
Flambeau Hydroelectric StationLadysmith, WI62.1 GWh80.1 mi
Flambeau Lower ProjectPark Falls, WI3.0 GWh45 mi
Flambeau Solar PartnersPhillips, WI4.4 GWh57.3 mi
Grand MaraisGrand Marais, MN164.0 MWh82 mi
Hat RapidsRhinelander, WI6.6 GWh82 mi
Hodag SolarRhinelander, WI13.2 GWh80.6 mi
Jean Duluth SolarDuluth, MN2.1 GWh80.4 mi
LAC Courte Oreilles HydroelectWinter, WI7.2 GWh56.4 mi
Ladysmith DamLadysmith, WI9.6 GWh82.5 mi
OgemaOgema, WI2.5 GWh77.3 mi
Rhinelander MillRhinelander, WI7.3 GWh79.8 mi
Saxon FallsSaxon, WI9.1 GWh2.7 mi
Spooner Solar ArraySpooner, WI3.6 GWh82.3 mi
TregoHayward, WI5.1 GWh82.2 mi
Victoria DamRockland, MI53.6 GWh58 mi
White River (WI)Ashland, WI2.7 GWh23.6 mi