Colstrip
1 Warehouse Road, Colstrip, MT 59323Plant Summary Information
Colstrip is ranked #6 out of 132 coal plants nationwide in terms of total annual net electricity generation.
Colstrip is comprised of 2 generators and generated 2.7 TWh during the 3-month period between July 2024 to October 2024.
| Plant Name | Colstrip |
|---|---|
| Utility Name | Talen Montana LLC |
| Location | Rosebud County, MT |
| Initial Operation Date | November 1975 |
| Last Update | Oct 2024 |
| Annual Generation | 9.2 TWh |
| Annual Consumption | 109.8 M MMBtu |
| Ranked #77 out of 11,866 Power Plants Nationwide | |
| Ranked #6 out of 132 Subbituminous Coal Power Plants Nationwide | |
| Ranked #1 out of 70 Montana Power Plants | |
| Ranked #1 out of 3 Montana Subbituminous Coal Power Plants | |
| Fuel Types | Subbituminous Coal : 99.9% |
| Previous Operator |
PPL Montana LLC (2013 to 2013) Talen Montana LLC (2014 to 2023) |
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Monthly Net Generation for Colstrip
Colstrip Details
| Summary Information | |
|---|---|
| Plant Name | Colstrip (6076) |
| Plant Address | 1 Warehouse Road, Colstrip, MT 59323 |
| Utility | Talen Montana LLC (15298) |
| Latitude, Longitude | 45.8831, -106.614 |
| Generation Dates on File | Jan 2001 to Oct 2024 |
| Initial Operation Date | November 1975 |
| Annual Generation | 9.2 TWh |
| Fuel Types | Subbituminous Coal : 99.9% |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | Yes |
| FERC Exempt Wholesale Generator Docket Number | 99-185-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | NorthWestern Energy (NWMT) (NWMT) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Yellowstone River |
| Ash Impoundment | Yes Lined Operating |
| Transmission / Distribution Owner | NorthWestern Energy LLC - (MT) (12825) MT |
| Grid Voltage | 230.00 kV / 500.00 kV |
| Energy Storage | No |
Generator 3 Details Operating January 1984
| Technology | Conventional Steam Coal |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Jointly Owned |
| RTO ISO LMP Node Designation | NA |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | NA |
| Nameplate Capacity | 823.7 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 740 MW |
| Winter Capacity | 740 MW |
| Minimum Load | 200 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | January 1984 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Subbituminous Coal |
| Startup Source | Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | OVER |
| Pulverized Coal Technology | Yes |
| Subcritical Technology | Yes |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator 4 Details Operating April 1986
| Technology | Conventional Steam Coal |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Jointly Owned |
| RTO ISO LMP Node Designation | NA |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | NA |
| Nameplate Capacity | 823.7 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 740 MW |
| Winter Capacity | 740 MW |
| Minimum Load | 200 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | April 1986 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Subbituminous Coal |
| Startup Source | Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | OVER |
| Pulverized Coal Technology | Yes |
| Subcritical Technology | Yes |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Colstrip Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Talen Montana LLC | 580 Willow Ave, Colstrip, MT 59323 | Generator 1 | 50.00% |
| Puget Sound Energy Inc | PO Box 97034 M/S BEL-10E, Bellevue, WA 98004 | Generator 1 | 50.00% |
| Talen Montana LLC | 580 Willow Ave, Colstrip, MT 59323 | Generator 2 | 50.00% |
| Puget Sound Energy Inc | PO Box 97034 M/S BEL-10E, Bellevue, WA 98004 | Generator 2 | 50.00% |
| PacifiCorp | 825 NE Multnomah, Suite 600, Portland, OR 97232 | Generator 3 | 10.00% |
| Portland General Electric Co | 121 SW Salmon Street, Portland, OR 97204 | Generator 3 | 20.00% |
| Talen Montana LLC | 580 Willow Ave, Colstrip, MT 59323 | Generator 3 | 30.00% |
| Puget Sound Energy Inc | PO Box 97034 M/S BEL-10E, Bellevue, WA 98004 | Generator 3 | 25.00% |
| Avista Corp | P O Box 3727 1411 East Mission, Spokane, WA 99220 | Generator 3 | 15.00% |
| NorthWestern Energy (MT Hydro) | 11 E. Park Street, Butte, MT 59701 | Generator 4 | 30.00% |
| PacifiCorp | 825 NE Multnomah, Suite 600, Portland, OR 97232 | Generator 4 | 10.00% |
| Portland General Electric Co | 121 SW Salmon Street, Portland, OR 97204 | Generator 4 | 20.00% |
| Puget Sound Energy Inc | PO Box 97034 M/S BEL-10E, Bellevue, WA 98004 | Generator 4 | 25.00% |
| Avista Corp | P O Box 3727 1411 East Mission, Spokane, WA 99220 | Generator 4 | 15.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Subbituminous Coal.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #1 | James H Miller Jr | Quinton, AL | 17.5 TWh |
| #2 | Labadie | Labadie, MO | 15.2 TWh |
| #3 | Martin Lake | Tatum, TX | 10.6 TWh |
| #4 | Monroe (MI) | Monroe, MI | 13.0 TWh |
| #5 | W A Parish | Thompsons, TX | 11.8 TWh |
| #7 | J H Campbell | West Olive, MI | 7.5 TWh |
| #8 | Scherer | Juliette, GA | 7.0 TWh |
| #9 | Fayette Power Project | La Grange, TX | 7.0 TWh |
| #10 | Laramie River Station | Wheatland, WY | 6.9 TWh |
| #11 | Gerald Gentleman | Sutherland, NE | 6.8 TWh |
| #12 | Sherburne County | Becker, MN | 6.7 TWh |
| #13 | Baldwin Energy Complex | Baldwin, IL | 6.3 TWh |
| #14 | Springerville | Springerville, AZ | 6.1 TWh |
| #15 | Nebraska City | Nebraska City, NE | 5.9 TWh |
| #16 | J K Spruce | San Antonio, TX | 5.8 TWh |
| #17 | Walter Scott Jr Energy Center | Council Bluffs, IA | 5.7 TWh |
| #18 | Jim Bridger | Point of Rocks, WY | 7.9 TWh |
| #19 | Independence Steam Electric Station | Newark, AR | 5.5 TWh |
| #20 | Belle River | China Twp, MI | 6.2 TWh |
| #21 | Comanche (CO) | Pueblo, CO | 5.6 TWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Colstrip.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Arvada | Arvada, WY | 216.0 MWh | 86 mi |
| Clearwater Wind East | Miles City, MT | 614.7 GWh | 69.1 mi |
| Clearwater Wind I | Miles City, MT | 1.3 TWh | 65.5 mi |
| Clearwater Wind II | Miles City, MT | 337.3 GWh | 67.7 mi |
| Clearwater Wind III | Miles City, MT | 58.7 GWh | 67.7 mi |
| Colstrip Energy LP | Colstrip, MT | 306.2 GWh | 6.7 mi |
| Dry Fork Station | Gillette, WY | 2.7 TWh | 117.5 mi |
| Glendive GT | Glendive, MT | 1.5 GWh | 120.4 mi |
| Hardin Generator Project | Hardin, MT | 435.4 GWh | 48.3 mi |
| Miles City GT | Miles City, MT | 202.0 MWh | 53.5 mi |
| MTSUN | Billings, MT | 175.8 GWh | 95.7 mi |
| Neil Simpson II | Gillette, WY | 685.7 GWh | 125.6 mi |
| South Mills Solar, LLC | Hardin, MT | 5.8 GWh | 50.2 mi |
| Western Sugar Cooperative - Billings | Billings, MT | 5.8 GWh | 91.1 mi |
| Wygen 1 | Gillette, WY | 539.0 GWh | 125.6 mi |
| Wygen 2 | Gillette, WY | 663.4 GWh | 125.3 mi |
| Wygen III | Gillette, WY | 794.7 GWh | 125.3 mi |
| Wyodak | Gillette, WY | 2.0 TWh | 125.4 mi |
| Yellowstone Energy LP | Billings, MT | 400.0 GWh | 87.4 mi |
| Yellowtail | Hardin, MT | 846.0 GWh | 76.2 mi |