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United States β€Ί Power plants β€Ί Hydroelectric plants β€Ί Minnesota

HYDROELECTRIC PLANTS

Thomson

Thomson is a 72.6 MW operating hydroelectric plant in Carlton County, Minnesota, operated by ALLETE, Inc..

Plant statusOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingJan 1907 (current stage)
  5. Closed (not yet reached)

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Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
1Conventional Hydroelectric13 MW OperatingJan 1907
2Conventional Hydroelectric13 MW OperatingJan 1907
3Conventional Hydroelectric13 MW OperatingJan 1907
6Conventional Hydroelectric12 MW OperatingJan 1949
4Conventional Hydroelectric11 MW OperatingJan 1914
5Conventional Hydroelectric11 MW OperatingJan 1919

Plant details

Operator
ALLETE, Inc.
Location
Carlton County, Minnesota
Balancing authority
MISO
Sector
Electric Utility
Capacity
Operating: 72.6 MW
First unit online
Jan 1907
EIA plant ID
1901

Location

46.6550, -92.3333

Nearby power plants

Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem