Lewis & Clark

Lewis & Clark is a 18.6 MW operating gas power plant in Richland County, Montana, operated by Montana-Dakota Utilities Co.

Plant statusOperating

Planning (completed)
Consented (completed)
Construction (completed)
OperatingOct 1958 (current stage)
ClosedMar 2021 (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
2	Natural Gas Internal Combustion Engine	9.3 MW	Operating	Apr 2016
3	Natural Gas Internal Combustion Engine	9.3 MW	Operating	Apr 2016
1	Conventional Steam Coal	50 MW	Retired	Oct 1958	Mar 2021

Plant details

Operator: Montana-Dakota Utilities Co
Location: Richland County, Montana
Balancing authority: MISO
Sector: Electric Utility
Capacity: Operating: 18.6 MW
Retired: 50.0 MW
First unit online: Oct 1958
EIA plant ID: 6089

Location

47.6785, -104.1567

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