Summary of Electricity Activity in Marathon County, WI
Summary of Marathon County, WI Generation
Marathon County, WI is ranked #271 out of 2,164 U.S. counties nationwide and #6 out of 61 Wisconsin counties in terms of total annual net electricity generation.
| Annual Generation | 5.0 TWh |
|---|---|
| Annual Consumption | 59.2 M MMBtu |
| Last Update | Sep 2025 |
| Power Plants | 8 |
| Companies on File | 6 |
Map of Top Producing Plants in Marathon County, WI
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Annual Net Generation From subbituminous coal power
4.6 TWh
National Rank in Terms of subbituminous coal Net Electricity Generation
#34 /111 U.S. Counties
State Rank in Terms of subbituminous coal Net Electricity Generation
#3 /6 Wisconsin Counties
Monthly Net Generation for Marathon County, WI
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #6 / 61 | #271 / 2164 | 5.00 TWh | 59.21 M MMBtu |
| Subbituminous Coal | #3 / 6 | #34 / 111 | 4.59 TWh | 49.33 M MMBtu |
| Wood/Wood Waste Solids | #2 / 5 | #36 / 140 | 156.00 GWh | 5.51 M MMBtu |
| Natural Gas | #12 / 26 | #521 / 929 | 117.18 GWh | 1.29 M MMBtu |
| Black Liquor | #2 / 4 | #70 / 77 | 59.75 GWh | 1.79 M MMBtu |
| Water | #16 / 27 | #352 / 547 | 37.58 GWh | 141.45 k MMBtu |
| Bituminous Coal | #2 / 4 | #86 / 111 | 25.65 GWh | 914.33 k MMBtu |
| Landfill Gas | #11 / 12 | #209 / 249 | 6.54 GWh | 72.18 k MMBtu |
| Residual Fuel Oil | #1 / 1 | #33 / 48 | 2.69 GWh | 86.46 k MMBtu |
| Sludge Waste | #1 / 1 | #9 / 11 | 2.08 GWh | 69.74 k MMBtu |
Power Plants in Marathon County, WI
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Weston | Wisconsin Public Service Corp | 4.6 TWh | 49.6 M MMBtu | Subbituminous Coal : 99.5% Natural Gas : 0.5% |
| Rothschild Biomass Cogen Facility | Wisconsin Electric Power Co | 152.8 GWh | 5.4 M MMBtu | Wood/Wood Waste Solids : 97.4% Natural Gas : 2.6% |
| Mosinee Mill | Ahlstrom-Munksjo NA Specialty Solutions, LLC | 117.8 GWh | 3.3 M MMBtu | Black Liquor : 50.7% Bituminous Coal : 21.8% Water : 13.6% Wood/Wood Waste Solids : 6.1% Natural Gas : 3.7% Residual Fuel Oil : 2.3% Sludge Waste : 1.8% |
| Weston RICE | Wisconsin Public Service Corp | 85.5 GWh | 800.0 k MMBtu | Natural Gas |
| Wausau | Wisconsin Public Service Corp | 18.6 GWh | 69.6 k MMBtu | Water |
| Fiber Recovery, Inc. | Fiber Recovery, Inc | 6.5 GWh | 72.2 k MMBtu | Landfill Gas |
| Domtar Paper Company Rothschild | Domtar Paper Company Rothschild | 3.0 GWh | 11.3 k MMBtu | Water |
| Marathon Electric | Marathon Electric Mfg Corp | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #2017 | Clark County | 3.7 GWh | 1 |
| #2117 | Langlade County | 279.0 MWh | 1 |
| #1263 | Lincoln County | 225.7 GWh | 5 |
| #1760 | Oneida County | 24.8 GWh | 3 |
| #1463 | Portage County | 109.3 GWh | 6 |
| #1860 | Price County | 12.4 GWh | 6 |
| #2082 | Shawano County | 1.4 GWh | 1 |
| #2041 | Taylor County | 2.6 GWh | 1 |
| #1314 | Waushara County | 187.4 GWh | 1 |
| #846 | Wood County | 683.1 GWh | 10 |
* Net Generation data is based on the last 12 months since Sep 2025
Electricity Generation for Cities Located in Marathon County, WI
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #125 | Colby, WI | 3.7 GWh | 1 |
| #109 | Hatley, WI | 6.5 GWh | 1 |
| #69 | Knowlton, WI | 43.1 GWh | 1 |
| #57 | Kronenwetter, WI | 85.5 GWh | 1 |
| #45 | Mosinee, WI | 117.8 GWh | 1 |
| #7 | Rothschild, WI | 4.8 TWh | 3 |
| #87 | Wausau, WI | 18.6 GWh | 2 |
* Net Generation data is based on the last 12 months since Sep 2025