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 |
|---|---|---|---|---|
| 2025-05-01 | GRAYMONT (WI) LLC — high-priority violation on file | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-05-01 | GRAYMONT (WI) LLC — high-priority violation on file | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-05-01 | SUPERIOR REFINING COMPANY LLC — high-priority violation on file | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-05-01 | SUPERIOR REFINING COMPANY LLC — high-priority violation on file | SUPERIOR, Douglas, WI | PCE Off-Site | State |
| 2025-05-01 | MANITOWOC PUBLIC UTILITIES | MANITOWOC, Manitowoc, WI | PCE Off-Site | State |
| 2025-05-01 | MANITOWOC PUBLIC UTILITIES | MANITOWOC, Manitowoc, WI | PCE Off-Site | State |
| 2025-05-01 | MANITOWOC PUBLIC UTILITIES | MANITOWOC, Manitowoc, WI | PCE Off-Site | State |
| 2025-05-01 | MOLSON COORS USA LLC | MILWAUKEE, Monroe, WI | FCE On-Site | State |
| 2025-05-01 | WAUPACA FOUNDRY INC - PLANT 1 | WAUPACA, Waushara, WI | PCE Off-Site | State |
| 2025-05-01 | WAUPACA FOUNDRY INC - PLANT 2 & 3 | WAUPACA, Waushara, WI | PCE Off-Site | State |
| 2025-05-01 | MARSHFIELD UTILITIES COMBUSTION TURBINE | MARSHFIELD, Wood, WI | PCE Off-Site | State |
| 2025-05-01 | MARSHFIELD UTILITIES COMBUSTION TURBINE | MARSHFIELD, Wood, WI | PCE Off-Site | State |
| 2025-05-01 | MARSHFIELD UTILITIES COMBUSTION TURBINE | MARSHFIELD, Wood, WI | PCE Off-Site | State |
| 2025-05-01 | MARSHFIELD UTILITIES COMBUSTION TURBINE | MARSHFIELD, Wood, WI | PCE Off-Site | State |
| 2025-05-01 | MARSHFIELD UTILITIES COMBUSTION TURBINE | MARSHFIELD, Wood, WI | PCE Off-Site | State |
| 2025-05-01 | MARSHFIELD UTILITIES COMBUSTION TURBINE | MARSHFIELD, Wood, WI | PCE Off-Site | State |
| 2025-04-30 | WI PUBLIC SERVICE CORP - JP PULLIAM PLANT | GREEN BAY, Brown, WI | PCE Off-Site | State |
| 2025-04-30 | WI PUBLIC SERVICE CORP - JP PULLIAM PLANT | GREEN BAY, Brown, WI | PCE Off-Site | State |
| 2025-04-30 | CARBOLINE GLOBAL INC | GREEN BAY, Brown, WI | FCE On-Site | State |
| 2025-04-30 | AHLSTROM MOSINEE, LLC — high-priority violation on file | MOSINEE, Marathon, WI | PCE Off-Site | State |
| 2025-04-30 | AHLSTROM MOSINEE, LLC — high-priority violation on file | MOSINEE, Marathon, WI | PCE Off-Site | State |
| 2025-04-30 | DOMTAR PAPER CO LLC | ROTHSCHILD, Marathon, WI | PCE Off-Site | State |
| 2025-04-30 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | PCE Off-Site | State |
| 2025-04-30 | AHLSTROM COATED PRODUCTS LLC | RHINELANDER, Outagamie, WI | FCE On-Site | State |
| 2025-04-30 | GREAT LAKES VENEER INC — high-priority violation on file | MARION, Waushara, WI | PCE Off-Site | State |
| 2025-04-29 | WISCONSIN ELECTRIC POWER COMPANY (DBA WE ENERGIES) - ROTHSCHILD BIOMASS COGENERA — high-priority violation on file | ROTHSCHILD, Marathon, WI | PCE Off-Site | State |
| 2025-04-29 | WPL - RIVERSIDE ENERGY CENTER | BELOIT, Rusk, WI | PCE Off-Site | State |
| 2025-04-29 | WE ENERGIES - WHITEWATER GENERATING STATION | WHITEWATER, Jefferson, WI | PCE Off-Site | State |
| 2025-04-29 | INNIO WAUKESHA GAS ENGINES INC | WAUKESHA, Waupaca, WI | PCE Off-Site | State |
| 2025-04-29 | INNIO WAUKESHA GAS ENGINES INC | WAUKESHA, Waupaca, WI | PCE Off-Site | State |
| 2025-04-29 | INNIO WAUKESHA GAS ENGINES INC | WAUKESHA, Waupaca, WI | PCE Off-Site | State |
| 2025-04-29 | INNIO WAUKESHA GAS ENGINES INC | WAUKESHA, Waupaca, WI | PCE Off-Site | State |
| 2025-04-29 | CUSTOM FIBERGLASS MOLDING | WEYAUWEGA, Waushara, WI | PCE Off-Site | State |
| 2025-04-28 | CARBOLINE GLOBAL INC | GREEN BAY, Brown, WI | PCE Off-Site | State |
| 2025-04-28 | XCEL ENERGY - FRENCH ISLAND GENERATING PLANT | LA CROSSE, La Crosse, WI | PCE Off-Site | State |
| 2025-04-28 | MOLSON COORS USA LLC | MILWAUKEE, Monroe, WI | PCE Off-Site | State |
| 2025-04-28 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | PCE Off-Site | State |
| 2025-04-28 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | PCE Off-Site | State |
| 2025-04-28 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | PCE Off-Site | State |
| 2025-04-28 | WE ENERGIES - VALLEY POWER PLANT | MILWAUKEE, Monroe, WI | PCE Off-Site | State |
| 2025-04-28 | WE ENERGIES - VALLEY POWER PLANT | MILWAUKEE, Monroe, WI | PCE Off-Site | State |
| 2025-04-28 | WE ENERGIES - VALLEY POWER PLANT | MILWAUKEE, Monroe, WI | PCE Off-Site | State |
| 2025-04-28 | WE ENERGIES - VALLEY POWER PLANT | MILWAUKEE, Monroe, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | MCKINLEY PAPER AND PACKAGING COMPANY — high-priority violation on file | COMBINED LOCKS, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-25 | WISCONSIN RAPIDS MILL | WISCONSIN RAPIDS, Menominee, WI | PCE Off-Site | State |
| 2025-04-23 | WI PUBLIC SERVICE WESTON POWER PLANT | KRONENWETTER, Marathon, WI | PCE Off-Site | State |
| 2025-04-22 | WISCONSIN PUBLIC SERVICE CORPORATION - F | KAUKAUNA, Outagamie, WI | PCE Off-Site | State |
| 2025-04-22 | WISCONSIN PUBLIC SERVICE CORPORATION - F | KAUKAUNA, Outagamie, WI | PCE Off-Site | State |
| 2025-04-22 | WISCONSIN PUBLIC SERVICE CORPORATION - F | KAUKAUNA, Outagamie, WI | PCE Off-Site | State |
| 2025-04-22 | WISCONSIN PUBLIC SERVICE CORPORATION - F | KAUKAUNA, Outagamie, WI | PCE Off-Site | State |
| 2025-04-22 | WISCONSIN PUBLIC SERVICE CORPORATION - F | KAUKAUNA, Outagamie, WI | PCE Off-Site | State |
| 2025-04-22 | ALDRICH CHEMICAL COMPANY LLC (DBA MILLIPORESIGMA) | SHEBOYGAN FALLS, Taylor, WI | FCE On-Site | State |
| 2025-04-21 | LOUISIANA-PACIFIC CORPORATION - TOMAHAWK | TOMAHAWK, Lincoln, WI | PCE Off-Site | State |
| 2025-04-21 | MILWAUKEE REGIONAL MEDICAL CENTER THERMAL SERVICES INC | MILWAUKEE, Monroe, WI | PCE Off-Site | State |
| 2025-04-17 | AZTALAN BIO | JOHNSON CREEK, Jefferson, WI | PCE Off-Site | State |
| 2025-04-17 | AZTALAN BIO | JOHNSON CREEK, Jefferson, WI | PCE Off-Site | State |
| 2025-04-17 | HILLSHIRE | NEW LONDON, Ozaukee, WI | FCE On-Site | State |
| 2025-04-16 | BLUE DIAMOND PROPPANTS - CLINTON PLANT — high-priority violation on file | BARRON, Barron, WI | PCE Off-Site | State |
| 2025-04-16 | BLUE DIAMOND PROPPANTS - CLINTON PLANT — high-priority violation on file | BARRON, Barron, WI | PCE Off-Site | State |
| 2025-04-16 | BUFFALO WHITE SANDS LLC | MONDOVI, Buffalo, WI | PCE Off-Site | State |
| 2025-04-16 | COVIA ENERGY LLC — high-priority violation on file | TOMAH, Oconto, WI | PCE Off-Site | State |
| 2025-04-16 | BPM CONVERTING INC | OCONTO FALLS, Oconto, WI | PCE Off-Site | State |
| 2025-04-16 | EVONIK CORP | JANESVILLE, Rusk, WI | PCE Off-Site | State |
| 2025-04-16 | HARTFORD FINISHING INC | HARTFORD, Waukesha, WI | PCE Off-Site | State |
| 2025-04-16 | REXNORD INDUSTRIES LLC | NEW BERLIN, Waupaca, WI | PCE Off-Site | State |
| 2025-04-16 | REXNORD INDUSTRIES LLC | NEW BERLIN, Waupaca, WI | PCE Off-Site | State |
| 2025-04-15 | GUNDERSEN HEALTH SYSTEM | LA CROSSE, La Crosse, WI | FCE On-Site | State |
| 2025-04-11 | HICKORY MEADOWS LANDFILL, LLC | HILBERT, Calumet, WI | FCE On-Site | State |
| 2025-04-11 | JOHN DEERE HORICON WORKS - DOWNTOWN | HORICON, Dodge, WI | FCE On-Site | State |
| 2025-04-11 | CITY BREWING CO INC — high-priority violation on file | LA CROSSE, La Crosse, WI | FCE On-Site | State |
| 2025-04-11 | SUN CHEMICAL CORPORATION | MENASHA, Winnebago, WI | FCE On-Site | State |
| 2025-04-10 | MAYNARD STEEL CASTING CO | MILWAUKEE, Monroe, WI | FCE On-Site | State |
| 2025-04-10 | U S MINERALS INC | ROBERTS, Sauk, WI | PCE On-Site | U.S. EPA |
| 2025-04-10 | THE GUND CO | WAUKESHA, Waupaca, WI | FCE On-Site | State |
| 2025-04-10 | MENASHA PACKAGING PREPRINT GROUP | NEENAH, Wood, WI | PCE Off-Site | State |
| 2025-04-10 | MENASHA PACKAGING PREPRINT GROUP | NEENAH, Wood, WI | FCE On-Site | State |
| 2025-04-09 | WPL - RIVERSIDE ENERGY CENTER | BELOIT, Rusk, WI | PCE Off-Site | State |
| 2025-04-09 | UNITED ETHANOL LLC | MILTON, Rusk, WI | PCE Off-Site | State |
| 2025-04-09 | GREDE - REEDSBURG LLC | REEDSBURG, Sawyer, WI | PCE On-Site | U.S. EPA |
| 2025-04-08 | BRADY WORLDWIDE - FLORIST AVE PLT | GLENDALE, Monroe, WI | PCE Off-Site | State |
| 2025-04-07 | WRR ENVIRONMENTAL SERVICES CO INC — high-priority violation on file | EAU CLAIRE, Eau Claire, WI | PCE Off-Site | State |
| 2025-04-07 | OUTAGAMIE COUNTY LANDFILL | APPLETON, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-07 | INDECK LADYSMITH LLC | LADYSMITH, Rusk, WI | FCE On-Site | State |
| 2025-04-03 | WPL - RIVERSIDE ENERGY CENTER | BELOIT, Rusk, WI | PCE Off-Site | State |
| 2025-04-01 | GREEN BAY METRO SEWERAGE DIST | GREEN BAY, Brown, WI | PCE Off-Site | State |
| 2025-04-01 | OUTAGAMIE COUNTY LANDFILL | APPLETON, Ozaukee, WI | PCE Off-Site | State |
| 2025-04-01 | ADVANCED COATING, INC. — high-priority violation on file | OSHKOSH, Wood, WI | FCE On-Site | State |
| 2025-03-31 | AHLSTROM MOSINEE, LLC — high-priority violation on file | MOSINEE, Marathon, WI | PCE Off-Site | State |
| 2025-03-26 | MARTH WOOD SHAVINGS SUPPLY INC — high-priority violation on file | MARATHON, Marathon, WI | FCE On-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.