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Preliminary 2025 facility recordOperating

Colstrip, MT · EIA plant 6076

Colstrip

Colstrip is a coal power facility in Colstrip, MT, with 1,647 MW of operating capacity.

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Operating capacity1,647 MW2 operating generators
Proposed capacity0 MW0 proposed generators
UtilityTalen Montana LLCEIA-reported operator
Balancing authorityNWMTNorthWestern Energy (NWMT)

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Coal1,647 MW
ProposedNo proposed capacity reported
Reported technologiesConventional Steam Coal

Nearby in MT

Related facilities

MT · 6.7 miColstrip Energy LP46 MW →MT · 48.3 miHardin Generator Project116 MW →MT · 50.2 miSouth Mills Solar, LLC3 MW →MT · 53.5 miMiles City GT23 MW →

Source quality

Preliminary facility data

This page uses the EIA-860 2025 Early Release. EIA identifies the release as preliminary, so it should not be used for official state or national aggregation. Capacity is nameplate capacity, not real-time output or annual generation.

Read methodologyEIA-860 source