Directory of Power Plants in Wisconsin
| County | State Rank | Active Plants | Mar 2026 Generation |
|---|
| Manitowoc County, WI | # 1 | 7 | 10.7 TWh |
| Milwaukee County, WI | # 2 | 11 | 9.5 TWh |
| Rock County, WI | # 3 | 15 | 8.6 TWh |
| Ozaukee County, WI | # 4 | 2 | 7.3 TWh |
| Columbia County, WI | # 5 | 6 | 6.3 TWh |
| Marathon County, WI | # 6 | 8 | 5.0 TWh |
| Outagamie County, WI | # 7 | 15 | 4.3 TWh |
| Sheboygan County, WI | # 8 | 5 | 2.7 TWh |
| Buffalo County, WI | # 9 | 3 | 1.2 TWh |
| Dane County, WI | # 10 | 26 | 1.0 TWh |
| Jefferson County, WI | # 11 | 8 | 907.1 GWh |
| Winnebago County, WI | # 12 | 5 | 748.7 GWh |
| Grant County, WI | # 13 | 9 | 727.8 GWh |
| Wood County, WI | # 14 | 10 | 656.6 GWh |
| Dodge County, WI | # 15 | 6 | 570.0 GWh |
| Chippewa County, WI | # 16 | 12 | 548.3 GWh |
| Brown County, WI | # 17 | 8 | 543.3 GWh |
| Fond du Lac County, WI | # 18 | 9 | 504.3 GWh |
| Iowa County, WI | # 19 | 3 | 462.9 GWh |
| Lafayette County, WI | # 20 | 2 | 365.4 GWh |
| Racine County, WI | # 21 | 5 | 327.4 GWh |
| Kenosha County, WI | # 22 | 5 | 279.2 GWh |
| Lincoln County, WI | # 23 | 5 | 225.7 GWh |
| Marinette County, WI | # 24 | 10 | 193.4 GWh |
| Waushara County, WI | # 25 | 1 | 187.7 GWh |
| Ashland County, WI | # 26 | 2 | 164.2 GWh |
| Polk County, WI | # 27 | 6 | 158.8 GWh |
| Sauk County, WI | # 28 | 1 | 143.8 GWh |
| Rusk County, WI | # 29 | 6 | 137.5 GWh |
| Juneau County, WI | # 30 | 9 | 125.3 GWh |
| County | State Rank | Active Plants | Mar 2026 Generation |
|---|
| Washington County, WI | # 31 | 5 | 113.3 GWh |
| Portage County, WI | # 32 | 6 | 109.3 GWh |
| Adams County, WI | # 33 | 2 | 108.7 GWh |
| Richland County, WI | # 34 | 4 | 105.3 GWh |
| La Crosse County, WI | # 35 | 2 | 70.8 GWh |
| Dunn County, WI | # 36 | 5 | 65.9 GWh |
| Florence County, WI | # 37 | 3 | 56.6 GWh |
| Eau Claire County, WI | # 38 | 2 | 42.4 GWh |
| Oneida County, WI | # 39 | 3 | 25.6 GWh |
| Oconto County, WI | # 40 | 3 | 19.0 GWh |
| Barron County, WI | # 41 | 5 | 17.0 GWh |
| St. Croix County, WI | # 42 | 3 | 16.7 GWh |
| Monroe County, WI | # 43 | 3 | 14.0 GWh |
| Green Lake County, WI | # 44 | 1 | 13.6 GWh |
| Kewaunee County, WI | # 45 | 3 | 13.4 GWh |
| Sawyer County, WI | # 46 | 4 | 13.2 GWh |
| Price County, WI | # 47 | 6 | 12.4 GWh |
| Jackson County, WI | # 48 | 4 | 12.1 GWh |
| Washburn County, WI | # 49 | 3 | 10.1 GWh |
| Trempealeau County, WI | # 50 | 2 | 8.6 GWh |
| Iron County, WI | # 51 | 1 | 8.0 GWh |
| Burnett County, WI | # 52 | 4 | 7.7 GWh |
| Waukesha County, WI | # 53 | 2 | 7.0 GWh |
| Vernon County, WI | # 54 | 5 | 6.1 GWh |
| Clark County, WI | # 55 | 1 | 3.7 GWh |
| Pierce County, WI | # 56 | 2 | 3.0 GWh |
| Taylor County, WI | # 57 | 1 | 2.7 GWh |
| Langlade County, WI | # 58 | 1 | 279.0 MWh |
| Walworth County, WI | # 59 | 3 | 15.0 MWh |
