Mosinee Mill
100 Main St, Mosinee, WI 54455Plant Summary Information
Mosinee Mill is ranked #3 out of 4 black liquor power plants in Wisconsin in terms of total annual net electricity generation.
Mosinee Mill is comprised of 5 generators and generated 27.3 GWh during the 3-month period between February 2026 to May 2026.
| Plant Name | Mosinee Mill |
|---|---|
| Utility Name | Ahlstrom-Munksjo NA Specialty Solutions, LLC |
| Location | Marathon County, WI |
| Initial Operation Date | July 1916 |
| Last Update | May 2026 |
| Annual Generation | 101.2 GWh |
| Annual Consumption | 3.6 M MMBtu |
| Ranked #3,473 out of 13,081 Power Plants Nationwide | |
| Ranked #73 out of 77 Black Liquor Power Plants Nationwide | |
| Ranked #54 out of 260 Wisconsin Power Plants | |
| Ranked #3 out of 4 Wisconsin Black Liquor Power Plants | |
| Fuel Types | Black Liquor : 43.1% Natural Gas : 22.1% Water : 15.5% Bituminous Coal : 12.0% Wood/Wood Waste Solids : 5.4% Sludge Waste : 1.4% |
| Previous Operator |
Expera Mosinee LLC (2013 to 2017) Ahlstrom-Munksjo NA Specialty Solutions, LLC (2018 to 2025) |
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Monthly Net Generation for Mosinee Mill
Monthly Plant Fuel Consumption for Mosinee Mill
Mosinee Mill Details
| Summary Information | |
|---|---|
| Plant Name | Mosinee Mill (50614) |
| Plant Address | 100 Main St, Mosinee, WI 54455 |
| Utility | Ahlstrom-Munksjo NA Specialty Solutions, LLC (13008) |
| Latitude, Longitude | 44.7881, -89.6917 |
| Generation Dates on File | Jan 2001 to May 2026 |
| Initial Operation Date | July 1916 |
| Annual Generation | 101.2 GWh |
| Fuel Types | Black Liquor : 43.1% Natural Gas : 22.1% Water : 15.5% Bituminous Coal : 12.0% Wood/Wood Waste Solids : 5.4% Sludge Waste : 1.4% |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | MRO |
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. (MISO) |
| NAICS Code | Paper Manufacturing (322) |
| Sector | Industrial CHP (7) |
| Water Source | Wisconsin River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Wisconsin Public Service Corp (20860) WI |
| Grid Voltage | 46.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | ANR PIPELINE COMPANY |
| Natural Gas Storage | No |
Generator HYD2 Details Operating July 1916
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 0.6 MW |
| Nameplate Power Factor | 1 |
| Summer Capacity | 0.7 MW |
| Winter Capacity | 0.7 MW |
| Minimum Load | 0.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | July 1916 |
| Combined Heat & Power | No |
| Sector Name | Industrial CHP (7) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
Generator HYD3 Details Operating July 1916
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 0.6 MW |
| Nameplate Power Factor | 1 |
| Summer Capacity | 0.7 MW |
| Winter Capacity | 0.7 MW |
| Minimum Load | 0.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | July 1916 |
| Combined Heat & Power | No |
| Sector Name | Industrial CHP (7) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
Generator HYD1 Details Operating August 1924
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 2.2 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 2.5 MW |
| Winter Capacity | 2.5 MW |
| Minimum Load | 1 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | August 1924 |
| Combined Heat & Power | No |
| Sector Name | Industrial CHP (7) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
Generator WEST Details Operating August 1951
| Technology | Wood/Wood Waste Biomass |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 5 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 5 MW |
| Winter Capacity | 5 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | August 1951 |
| Combined Heat & Power | Yes |
| Sector Name | Industrial CHP (7) |
|---|---|
| Topping Or Bottoming | T |
| Energy Source | Black Liquor / Bituminous Coal / Wood/Wood Waste Solids / Sludge Waste / Residual Fuel Oil / Natural Gas |
| Startup Source | Residual Fuel Oil / Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Stoker Technology | Yes |
| Subcritical Technology | Yes |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | No |
| Multifuel Details | |
| Cofire Energy Source | BIT / BLQ / RFO / WDS / SLW / NG |
|---|---|
| Switch When Operating | No |
Generator GEN1 Details Operating December 1976
| Technology | Wood/Wood Waste Biomass |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 15 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 13 MW |
| Winter Capacity | 13 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | December 1976 |
| Combined Heat & Power | Yes |
| Sector Name | Industrial CHP (7) |
|---|---|
| Topping Or Bottoming | T |
| Energy Source | Black Liquor / Bituminous Coal / Wood/Wood Waste Solids / Sludge Waste / Residual Fuel Oil / Natural Gas |
| Startup Source | Residual Fuel Oil / Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Stoker Technology | Yes |
| Subcritical Technology | Yes |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | No |
| Multifuel Details | |
| Cofire Energy Source | BIT / BLQ / NG / SLW / WDS / RFO |
|---|---|
Mosinee Mill Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Black Liquor.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #57 | Hopewell Mill | Hopewell, VA | 282.7 GWh |
| #58 | Plant 31 Paper Mill | West Monroe, LA | 514.8 GWh |
| #59 | KapStone Kraft Paper Corp | Roanoke Rapids, NC | 204.3 GWh |
| #60 | International Paper Vicksburg Mill | Vicksburg, MS | 213.8 GWh |
| #61 | Pixelle Specialty Solutions LLC - Chilli | Chillicothe, OH | 272.9 GWh |
| #62 | Packaging Corp. of America Jackson Mill | Jackson, AL | 223.3 GWh |
| #63 | Georgia-Pacific Wauna Mill | Clatskanie, OR | 170.9 GWh |
| #64 | International Paper Riverdale Mill | Selma, AL | 552.2 GWh |
| #65 | Ticonderoga Mill | Ticonderoga, NY | 209.4 GWh |
| #66 | Johnsonburg Mill | Johnsonburg, PA | 145.0 GWh |
| #67 | U S Alliance Coosa Pines | Coosa Pines, AL | 119.7 GWh |
| #68 | Clearwater Paper APP CB | Arkansas City, AR | 123.3 GWh |
| #69 | Georgia-Pacific Corp - Nekoosa Mill | Nekoosa, WI | 159.9 GWh |
| #70 | St Francisville Mill | St. Francisville, LA | 110.3 GWh |
| #71 | Interstate Paper LLC Riceboro | Riceboro, GA | 90.1 GWh |
| #72 | Kaukauna Paper Mill | Kaukauna, WI | 90.0 GWh |
| #74 | Georgia-Pacific Toledo Mill | Toledo, OR | 47.0 GWh |
| #75 | Packaging of America Tomahawk Mill | Tomahawk, WI | 113.1 GWh |
| #76 | Port Townsend Paper | Port Townsend, WA | 7.7 GWh |
| #77 | Georgia-Pacific Big Island | Big Island, VA | 38.8 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Mosinee Mill.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Alexander | Merrill, WI | 13.9 GWh | 27.8 mi |
| Antigo Solar Partners, LLC | Antigo, WI | 9.0 GWh | 35.8 mi |
| Antigo-Forrest Street Solar Project | Antigo, WI | 9.0 GWh | 34.3 mi |
| Biron | Biron, WI | 29.6 GWh | 25.1 mi |
| Biron Mill | Wisconsin Rapids, WI | 95.7 GWh | 25.1 mi |
| Domtar Paper Company Rothschild | Rothschild, WI | 524.0 MWh | 7.5 mi |
| Du Bay | Eau Pleine, WI | 36.5 GWh | 8.8 mi |
| Fiber Recovery, Inc. | Ringle, WI | 6.5 GWh | 16.5 mi |
| Georgia-Pacific Corp - Nekoosa Mill | Nekoosa, WI | 159.9 GWh | 34.3 mi |
| Marshfield Utilities Gas Plant | Marshfield, WI | 18.8 GWh | 24.2 mi |
| Merrill | Merrill, WI | 3.7 GWh | 27 mi |
| Port Edwards Mill | Port Edwards, WI | 36.8 GWh | 32.4 mi |
| Rothschild Biomass Cogen Facility | Rothschild, WI | 165.6 GWh | 7.5 mi |
| Stevens Point | Stevens Point, WI | 25.9 GWh | 19.6 mi |
| Stevens Point Mill | Stevens Point, WI | 14.5 GWh | 30.5 mi |
| Wausau | Wausau, WI | 24.5 GWh | 12 mi |
| Weston | Rothschild, WI | 4.1 TWh | 5.3 mi |
| Weston RICE | Kronenwetter, WI | 144.5 GWh | 5.1 mi |
| Whiting | Whiting, WI | 16.1 GWh | 21.4 mi |
| Wisconsin Rapids | Wisconsin Rapids, WI | 46.4 GWh | 28 mi |