World Power Plants

Ladysmith Dam3.4 MW Hydroelectric

HydroRenewableVerified: Jul 2026

Ladysmith Dam is a 3.4 MW hydroelectric power plant in the United States, operated by Northern States Power Co - Minnesota since 1960. Ranked #1022 of 1469 hydro plants in the United States. Its 3.4 MW accounts for 0.003% of the total hydro capacity of 117,947 MW in the country. The largest hydro plant in the United States is Grand Coulee Dam at 6,809 MW, making Ladysmith Dam 0.0005 times smaller. Nearby plants include Jim Falls (59.8 MW, Hydro) and Cornell (35.3 MW, Hydro). The facility is located in Wisconsin, approximately 150 km east of Minneapolis.

Capacity
3.4 MW
Commissioning Year
1960

66 years old

Owner
Northern States Power Co - Minnesota
Location
45.4644°, -91.0836°

United States of America, North America

Context & rankings
  • 7,025. largest of 10,098 plants in United States of America
  • #31,645 worldwide by installed capacity
  • #6,928 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

66 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Northern States Power Co - Minnesota operates 40 plants totalling 9,735 MW

Regional density

31 plants within 100 km, 633 MW combined

Nearest plant: Flambeau Hydroelectric Station (4.2 km)

Location

Coordinates:: 45.464400, -91.083600
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Ladysmith Dam is a hydro power plant producing approximately 12 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~24 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Hydro
Energy Source
Renewable
Country
United States of America
Continent
North America
Data Source
Global Power Plant Database

United States of AmericaEnergy Profile

10,098
Total Plants
1420.7 GW
Total Capacity
GasCoalNuclearWind
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