Colstrip Power Plant Ownership Increase
Sector: Power Generation (CCGT) • Location: Colstrip, Montana, United States
Source: Missoula Current
NorthWestern Energy will increase its ownership of the Colstrip power plant from 15% to 55%. The plant is a 40-year-old coal power plant that requires major investments and has high operational costs. NorthWestern's annual share of the plant's fuel, operations, and maintenance costs will be upwards of $200 million. The utility is seeking customers to buy excess electricity and justify the costs of
- Status
- Prospective
- Sector
- Power Generation (CCGT), Power Transmission
- Location
- Colstrip, Montana, United States of America
- Updated
- 22 Jul 2026
- Source
- Missoula Current
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Project Information
Participants
| Not available for this record. |
Status
Original status | planned |
Taiyo status | Prospective |
Taiyo last update | 2026-07-22 |
Contact
| Not available for this record. |
Description
Description | NorthWestern Energy will increase its ownership of the Colstrip power plant from 15% to 55%. The plant is a 40-year-old coal power plant that requires major investments and has high operational costs. NorthWestern's annual share of the plant's fuel, operations, and maintenance costs will be upwards of $200 million. The utility is seeking customers to buy excess electricity and justify the costs of continuing to operate the plant. |
Original sector | Energy |
Budget |
Location
Country | United States of America (USA) |
State | Montana |
City | Colstrip |
Source
Source | Missoula Current |
URL |
More Details
Record type | Project |
Sector | Power Generation (CCGT), Power Transmission |
Article published date | 2025-12-26 |
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