EPA Air · inspections by state and year
Air-emissions inspections in Wisconsin, 2025
- 765Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Every inspection below was recorded against a source in Wisconsin during 2025; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Wisconsin, 2025
- Monroe County 77
- Brown County 71
- Marathon County 59
- Douglas County 38
- Ozaukee County 31
- Jefferson County 28
- Taylor County 27
- Wood County 25
- Manitowoc County 24
- Fond du Lac County 22
- Dane County 21
- Eau Claire County 21
- Rusk County 21
- Menominee County 20
- La Crosse County 19
- Outagamie County 18
- Waushara County 17
- Richland County 16
- Waupaca County 16
- Waukesha County 15
- Barron County 14
- Green County 12
- Milwaukee County 11
- Price County 10
- Kenosha County 10
- Lincoln County 10
- Chippewa County 9
- Ashland County 9
- Dodge County 8
- Marinette County 8
- Columbia County 7
- Sheboygan County 7
- Washburn County 7
- Dunn County 6
- Shawano County 6
- Pepin County 5
- Portage County 4
- Winnebago County 4
- Oconto County 4
- Buffalo County 4
- Kewaunee County 3
- Calumet County 3
- Vernon County 3
Wisconsin, other years
Air-emissions inspections recorded in Wisconsin, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-10-28 | STANDARD PROCESS INC. | PALMYRA, Jefferson, WI | FCE On-Site | State |
| 2025-10-28 | WI PUBLIC SERVICE WESTON POWER PLANT | KRONENWETTER, Marathon, WI | PCE Off-Site | State |
| 2025-10-28 | WISCONSIN ELECTRIC POWER COMPANY (DBA WE ENERGIES) - ROTHSCHILD BIOMASS COGENERA — high-priority violation on file | ROTHSCHILD, Marathon, WI | PCE Off-Site | State |
| 2025-10-28 | MILWAUKEE REGIONAL MEDICAL CENTER THERMAL SERVICES INC | MILWAUKEE, Monroe, WI | PCE Off-Site | State |
| 2025-10-28 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | PCE Off-Site | State |
| 2025-10-28 | MMSD-SOUTHSHORE WASTEWATER TREATMENT PLANT | OAK CREEK, Monroe, WI | PCE Off-Site | State |
| 2025-10-28 | MMSD-SOUTHSHORE WASTEWATER TREATMENT PLANT | OAK CREEK, Monroe, WI | PCE Off-Site | State |
| 2025-10-28 | WPL - RIVERSIDE ENERGY CENTER | BELOIT, Rusk, WI | PCE Off-Site | State |
| 2025-10-28 | WE ENERGIES - WHITEWATER GENERATING STATION | WHITEWATER, Jefferson, WI | PCE Off-Site | State |
| 2025-10-27 | ALLIANT ENERGY - WPL - COLUMBIA ENERGY CENTER | PARDEEVILLE, Columbia, WI | PCE Off-Site | State |
| 2025-10-27 | GRAYMONT WESTERN LIME - EDEN | EDEN, Fond du Lac, WI | PCE Off-Site | State |
| 2025-10-27 | MANITOWOC PUBLIC UTILITIES | MANITOWOC, Manitowoc, WI | PCE Off-Site | State |
| 2025-10-24 | XCEL ENERGY BAY FRONT GENERATING STATION | ASHLAND, Ashland, WI | PCE Off-Site | State |
| 2025-10-23 | LOUISIANA-PACIFIC CORPORATION - TOMAHAWK | TOMAHAWK, Lincoln, WI | PCE Off-Site | State |
| 2025-10-23 | MARTH WOOD SHAVINGS SUPPLY INC — high-priority violation on file | MARATHON, Marathon, WI | PCE Off-Site | State |
| 2025-10-22 | ENBRIDGE SUPERIOR TERMINAL | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-10-22 | CARDINAL FG COMPANY | MENOMONIE, Dunn, WI | PCE Off-Site | State |
| 2025-10-22 | WAUPACA FOUNDRY INC - PLANT 2 & 3 | WAUPACA, Waushara, WI | PCE Off-Site | State |
| 2025-10-21 | BADGER STATE ETHANOL, INC. — high-priority violation on file | MONROE, Green, WI | PCE Off-Site | State |
| 2025-10-20 | GREEN BAY PACKAGING INC - GB MILL DIV | GREEN BAY, Brown, WI | PCE Off-Site | State |
| 2025-10-20 | WI PUBLIC SERVICE CORP - JP PULLIAM PLANT | GREEN BAY, Brown, WI | PCE Off-Site | State |
| 2025-10-20 | GRAYMONT WESTERN LIME INC — high-priority violation on file | GREEN BAY, Brown, WI | PCE Off-Site | State |
| 2025-10-20 | MG&E WEST CAMPUS COGENERATION FTY | MADISON, Dane, WI | PCE Off-Site | State |
| 2025-10-20 | DOMTAR PAPER CO LLC | ROTHSCHILD, Marathon, WI | PCE Off-Site | State |
| 2025-10-20 | AHLSTROM RHINELANDER LLC | RHINELANDER, Outagamie, WI | PCE Off-Site | State |
| 2025-10-20 | GREAT LAKES VENEER INC — high-priority violation on file | MARION, Waushara, WI | PCE Off-Site | State |
| 2025-10-20 | DOMTAR AW LLC — high-priority violation on file | NEKOOSA, Menominee, WI | PCE Off-Site | State |
| 2025-10-17 | MASTERMOLD LLC | JOHNSON CREEK, Jefferson, WI | FCE On-Site | State |
| 2025-10-16 | MOLSON COORS USA LLC | MILWAUKEE, Monroe, WI | PCE Off-Site | State |
| 2025-10-16 | U.S. ENERGY MILWAUKEE JONES ISLAND TERMINAL | MILWAUKEE, Monroe, WI | FCE On-Site | State |
| 2025-10-16 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-10-16 | WE ENERGIES - WHITEWATER GENERATING STATION | WHITEWATER, Jefferson, WI | PCE Off-Site | State |
| 2025-10-15 | CARMEUSE LIME AND STONE - ROCKWELL OPERATION — high-priority violation on file | MANITOWOC, Manitowoc, WI | PCE Off-Site | State |
| 2025-10-15 | DISCOVERY ENERGY LLC | MOSEL, Taylor, WI | PCE Off-Site | State |
| 2025-10-13 | UW MADISON CHARTER STREET HEATING PLANT (DOA) | MADISON, Dane, WI | PCE Off-Site | State |
| 2025-10-13 | WISCONSIN PUBLIC SERVICE CORP-WEST MARIN | PESHTIGO, Marinette, WI | PCE Off-Site | State |
| 2025-10-10 | SUPERIOR REFINING COMPANY LLC — high-priority violation on file | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-10-09 | CASCADES TISSUE GROUP - WI INC | EAU CLAIRE, Eau Claire, WI | PCE Off-Site | State |
| 2025-10-09 | UNIT DROP FORGE COMPANY, INC | WEST ALLIS, Milwaukee, WI | FCE On-Site | State |
| 2025-10-09 | FULL CYCLE ENTERPRISES LLC — high-priority violation on file | OAK CREEK, Undetermined, WI | PCE Off-Site | State |
| 2025-10-07 | WRR ENVIRONMENTAL SERVICES CO INC — high-priority violation on file | EAU CLAIRE, Eau Claire, WI | PCE Off-Site | State |
| 2025-10-07 | WISCONSIN PUBLIC SERVICE CORP-WEST MARIN | PESHTIGO, Marinette, WI | PCE Off-Site | State |
| 2025-10-07 | MADISON GAS AND ELECTRIC COMPANY - WEST MARINETTE FACILITY — high-priority violation on file | PESHTIGO, Marinette, WI | PCE Off-Site | State |
| 2025-10-06 | GREEN BAY PACKAGING COATED PRODUCTS DIV | GREEN BAY, Brown, WI | FCE On-Site | State |
| 2025-10-06 | UNIT DROP FORGE COMPANY, INC | WEST ALLIS, Milwaukee, WI | PCE Off-Site | State |
| 2025-10-02 | GREEN BAY PACKAGING INC -FOLDING CARTON DIV | DE PERE, Brown, WI | FCE On-Site | State |
| 2025-10-02 | FLINT HILLS RESOURCES PINE BEND LLC - JUNCTION CITY TERMINAL | JUNCTION CITY, Price, WI | PCE Off-Site | State |
| 2025-10-01 | MARSHFIELD UTILITIES COMBUSTION TURBINE | MARSHFIELD, Wood, WI | PCE Off-Site | State |
| 2025-09-30 | MICROSOFT CORPORATION - MKE 3B DATA CENTER | MOUNT PLEASANT, Richland, WI | PCE Off-Site | State |
| 2025-09-30 | MICROSOFT CORPORATION - MKE 3B DATA CENTER | MOUNT PLEASANT, Richland, WI | FCE On-Site | State |
| 2025-09-29 | SUPERIOR REFINING COMPANY LLC — high-priority violation on file | SUPERIOR, Douglas, WI | FCE On-Site | State |
| 2025-09-29 | SUPERIOR REFINING COMPANY LLC - PETROLEUM BULK STATIONS AND TERMINALS | SUPERIOR, Douglas, WI | FCE On-Site | State |
| 2025-09-29 | KESTREL HAWK LANDFILL | RACINE, Richland, WI | PCE Off-Site | State |
| 2025-09-29 | KESTREL HAWK LANDFILL | RACINE, Richland, WI | PCE Off-Site | State |
| 2025-09-26 | BRIESS INDUSTRIES INC — high-priority violation on file | MANITOWOC, Manitowoc, WI | FCE On-Site | State |
| 2025-09-25 | 3M - MENOMONIE PLANT — high-priority violation on file | MENOMONIE, Dunn, WI | FCE On-Site | State |
| 2025-09-25 | IBP SOLUTIONS US LLC | MARSHFIELD, Menominee, WI | PCE On-Site | State |
| 2025-09-22 | SUPERIOR REFINING COMPANY LLC — high-priority violation on file | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-09-22 | WPPI ENERGY - KAUKAUNA TURBINES | KAUKAUNA, Ozaukee, WI | FCE Off-Site | State |
| 2025-09-22 | PLYMOUTH FOAM INCORPORATED — high-priority violation on file | PLYMOUTH, Sheboygan, WI | FCE On-Site | State |
| 2025-09-18 | F G PRODUCTS INC | RICE LAKE, Barron, WI | FCE On-Site | State |
| 2025-09-15 | ASSOCIATED MILK PRODUCERS INC (AMPI) - JIM FALLS | JIM FALLS, Chippewa, WI | FCE On-Site | State |
| 2025-09-11 | MMSD-JONES ISLAND WATER RECLAMATION FACILITY | MILWAUKEE, Monroe, WI | FCE On-Site | State |
| 2025-09-10 | CARMEUSE LIME AND STONE - ROCKWELL OPERATION — high-priority violation on file | MANITOWOC, Manitowoc, WI | PCE Off-Site | State |
| 2025-09-10 | KOLBE & KOLBE MILLWORK CO INC | WAUSAU, Marathon, WI | FCE On-Site | State |
| 2025-09-10 | KOLBE RIVERSIDE | WAUSAU, Marathon, WI | FCE On-Site | State |
| 2025-09-10 | WMWI - TIMBERLINE TRAIL RECYCLING & DISPOSAL | WEYERHAEUSER, St. Croix, WI | FCE On-Site | State |
| 2025-09-10 | WISCONSIN RAPIDS MILL | WISCONSIN RAPIDS, Menominee, WI | PCE Off-Site | State |
| 2025-09-09 | AMCOR WISCONSIN LLC - APPLETON | APPLETON, Ozaukee, WI | FCE On-Site | State |
| 2025-09-09 | EMERALD PARK LANDFILL, LLC | MUSKEGO, Waupaca, WI | FCE On-Site | State |
| 2025-09-05 | NORTHERN STATES PWR CO WHEATON GEN STA | EAU CLAIRE, Chippewa, WI | FCE On-Site | State |
| 2025-09-05 | MILLER COMPRESSING | MILWAUKEE, Milwaukee, WI | PCE On-Site | U.S. EPA |
| 2025-09-05 | ALSCO AMERICAN INDUSTRIAL DIVISION | WAUWATOSA, Monroe, WI | PCE On-Site | U.S. EPA |
| 2025-09-04 | FML | BELOIT, Rusk, WI | FCE On-Site | State |
| 2025-08-26 | GREEN BAY PACKAGING COATED PRODUCTS DIV | GREEN BAY, Brown, WI | PCE Off-Site | State |
| 2025-08-26 | CASCADES TISSUE GROUP - WI INC | EAU CLAIRE, Eau Claire, WI | PCE Off-Site | State |
| 2025-08-26 | ALTER TRADING FKA MILLER COMPRESSING CO | MILWAUKEE, Milwaukee, WI | FCE On-Site | State |
| 2025-08-25 | U.S. ENERGY GREEN BAY BUCKEYE TERMINAL | GREEN BAY, Brown, WI | FCE On-Site | State |
| 2025-08-21 | U.S. ENERGY GREEN BAY FOX RIVER TERMINAL | GREEN BAY, Brown, WI | FCE On-Site | State |
| 2025-08-21 | GENERAC POWER SYSTEMS-WAUKESHA | WAUKESHA, Waupaca, WI | FCE On-Site | State |
| 2025-08-20 | GPI CORP | SCHOFIELD, Marathon, WI | FCE On-Site | State |
| 2025-08-19 | BARRON COUNTY WASTE TO ENERGY AND RECYCLING FACILITY — high-priority violation on file | ALMENA, Barron, WI | PCE Off-Site | State |
| 2025-08-19 | CALUMET RENEWABLE ENERGY, LLC - PAGELS PONDEROSA FACILITY | KEWAUNEE, Kewaunee, WI | FCE On-Site | State |
| 2025-08-19 | CALUMET RENEWABLE ENERGY - DAIRY DREAMS FACILITY — high-priority violation on file | CASCO, Kewaunee, WI | FCE On-Site | State |
| 2025-08-18 | SUPERIOR REFINING COMPANY LLC — high-priority violation on file | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-08-18 | HARLEY DAVIDSON MOTOR COMPANY-TOMAHAWK S | TOMAHAWK, Lincoln, WI | FCE On-Site | State |
| 2025-08-14 | WOOD ECOLOGY INC | EAU CLAIRE, Eau Claire, WI | FCE On-Site | State |
| 2025-08-14 | FIBERPRO INC DBA ADVANCED FIBER PRODUCTS | LA CROSSE, La Crosse, WI | PCE Off-Site | State |
| 2025-08-13 | CARMEUSE LIME AND STONE - ROCKWELL OPERATION — high-priority violation on file | MANITOWOC, Manitowoc, WI | PCE Off-Site | State |
| 2025-08-13 | ND PAPER INC - BIRON DIVISION | WISCONSIN RAPIDS, Menominee, WI | FCE On-Site | State |
| 2025-08-12 | WISCONSIN PUBLIC SERVICE CORPORATION - F | KAUKAUNA, Outagamie, WI | PCE Off-Site | State |
| 2025-08-11 | VERITAS STEEL LLC | EAU CLAIRE, Chippewa, WI | FCE On-Site | State |
| 2025-08-11 | SUPERIOR REFINING COMPANY LLC — high-priority violation on file | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-08-11 | SUPERIOR REFINING COMPANY LLC — high-priority violation on file | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-08-11 | SUPERIOR REFINING COMPANY LLC — high-priority violation on file | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-08-08 | DIDION MILLING INC. | CAMBRIA, Columbia, WI | FCE On-Site | State |
| 2025-08-07 | KERRY, INC. | MANITOWOC, Manitowoc, WI | FCE On-Site | State |
| 2025-08-06 | SILGAN CONTAINERS MFG CORP - MENOMONIE | MENOMONIE, Dunn, WI | PCE On-Site | U.S. EPA |
| 2025-08-06 | 3M - MENOMONIE PLANT — high-priority violation on file | MENOMONIE, Dunn, WI | PCE On-Site | U.S. EPA |
| 2025-08-06 | WOOD ECOLOGY INC | EAU CLAIRE, Eau Claire, WI | PCE On-Site | U.S. EPA |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.