Clay Boswell

Clay Boswell is a 923 MW operating power plant in Itasca County, Minnesota, operated by ALLETE, Inc..

Plant statusOperating

Planning (completed)
Consented (completed)
Construction (completed)
OperatingJul 1958 (current stage)
ClosedDec 2018 (not yet reached)

This plant has generators at more than one stage; see the table below.

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Generators

Each generating unit EIA lists at this plant.

Unit	Technology	Capacity	Status	Online	Retired / planned retirement
4	Conventional Steam Coal	558 MW	Operating	May 1980
3	Conventional Steam Coal	365 MW	Operating	May 1973
D4	Petroleum Liquids	0.8 MW	Standby / back-up	Apr 1980
1	Conventional Steam Coal	75 MW	Retired	Jul 1958	Dec 2018
2	Conventional Steam Coal	75 MW	Retired	Jan 1960	Dec 2018

Plant details

Operator: ALLETE, Inc.
Location: Itasca County, Minnesota
Balancing authority: MISO
Sector: Electric Utility
Capacity: Operating: 923 MW
Retired: 150 MW
First unit online: Jul 1958
EIA plant ID: 1893

Location

47.2611, -93.6528

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