EPA Air · inspections by state and year
Air-emissions inspections in Michigan, 2025
- 993Inspections
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 Michigan 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 Michigan, 2025
- Wayne County 116
- Oakland County 76
- Kent County 62
- Macomb County 59
- Otsego County 34
- Ottawa County 31
- Midland County 31
- St. Clair County 30
- Genesee County 25
- Ingham County 23
- Kalkaska County 22
- Monroe County 22
- Washtenaw County 20
- Allegan County 18
- Montmorency County 18
- Muskegon County 18
- Kalamazoo County 17
- Calhoun County 17
- Shiawassee County 16
- St. Joseph County 16
- Saginaw County 15
- Antrim County 13
- Wexford County 13
- Berrien County 12
- Livingston County 12
- Sanilac County 12
- Bay County 12
- Eaton County 11
- Clare County 11
- Branch County 11
- Charlevoix County 10
- Jackson County 10
- Van Buren County 9
- Tuscola County 9
- Montcalm County 9
- Alpena County 9
- Lenawee County 8
- Mason County 8
- Ionia County 7
- Gogebic County 6
- Barry County 6
- Dickinson County 6
- Delta County 6
- Crawford County 6
- Cass County 6
- Marquette County 5
- Clinton County 5
- Oscoda County 4
- Grand Traverse County 4
- Presque Isle County 4
- Newaygo County 4
- Lapeer County 4
- Iron County 4
- Missaukee County 4
- Osceola County 4
- Gratiot County 4
- Mecosta County 3
- Manistee County 3
- Houghton County 3
- Roscommon County 3
Michigan, other years
Air-emissions inspections recorded in Michigan, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-08-12 | RIETH-RILEY | CALEDONIA, Kent, MI | PCE On-Site | State |
| 2025-08-08 | GM LLC SAGINAW METAL CASTING OPERATIONS | SAGINAW, Saginaw, MI | FCE On-Site | State |
| 2025-08-08 | PLASTIC PLATE, INC. | GRAND RAPIDS, Kent, MI | FCE On-Site | State |
| 2025-08-08 | PLASTIC PLATE, INC. | GRAND RAPIDS, Kent, MI | PCE Off-Site | State |
| 2025-08-08 | MATHY CONSTRUCTION CO PLANT 52 | WAKEFIELD, Gogebic, MI | PCE Off-Site | State |
| 2025-08-08 | MATHY CONSTRUCTION CO PLANT 52 | WAKEFIELD, Gogebic, MI | FCE On-Site | State |
| 2025-08-08 | MATHY CONSTRUCTION CO PLANT 67 | IRONWOOD, Gogebic, MI | PCE Off-Site | State |
| 2025-08-08 | MATHY CONSTRUCTION CO PLANT 67 | IRONWOOD, Gogebic, MI | FCE On-Site | State |
| 2025-08-08 | MATHY CONSTRUCTION PLANT #43 | IRONWOOD, Gogebic, MI | FCE On-Site | State |
| 2025-08-08 | MATHY CONSTRUCTION PLANT #43 | IRONWOOD, Gogebic, MI | PCE Off-Site | State |
| 2025-08-07 | GM LLC SAGINAW METAL CASTING OPERATIONS | SAGINAW, Saginaw, MI | PCE On-Site | State |
| 2025-08-07 | GERDAU MACSTEEL MONROE MILL — high-priority violation on file | MONROE, Monroe, MI | PCE On-Site | State |
| 2025-08-07 | GERDAU MACSTEEL MONROE MILL — high-priority violation on file | MONROE, Monroe, MI | FCE On-Site | State |
| 2025-08-07 | TMS INTERNATIONAL, LLC | MONROE, Monroe, MI | FCE On-Site | State |
| 2025-08-07 | TMS INTERNATIONAL, LLC | MONROE, Monroe, MI | PCE On-Site | State |
| 2025-08-07 | MICHIGAN PAVING AND MATERIALS | LANSING, Eaton, MI | FCE On-Site | State |
| 2025-08-07 | CHEVRON RED ARROW RNG, LLC | HARTFORD, Van Buren, MI | FCE On-Site | State |
| 2025-08-07 | CHEVRON RED ARROW RNG, LLC | HARTFORD, Van Buren, MI | PCE On-Site | State |
| 2025-08-06 | MICHIGAN PAVING AND MATERIALS- WOODLAND | COMSTOCK PARK, Kent, MI | PCE On-Site | State |
| 2025-08-06 | AURORIUM ZEELAND LLC | ZEELAND, Ottawa, MI | PCE On-Site | State |
| 2025-08-06 | CONSUMERS ENERGY - RAY COMPRESSOR STATION | ARMADA, Macomb, MI | PCE On-Site | State |
| 2025-08-05 | MEAD JOHNSON & COMPANY, LLC | ZEELAND, Ottawa, MI | PCE On-Site | State |
| 2025-08-05 | BASF CORPORATION - CHEMICAL PLANTS — high-priority violation on file | WYANDOTTE, Wayne, MI | PCE On-Site | State |
| 2025-08-05 | BASF CORPORATION - CHEMICAL PLANTS — high-priority violation on file | WYANDOTTE, Wayne, MI | FCE On-Site | State |
| 2025-08-05 | SEKISUI VOLTEK LLC. | COLDWATER, Branch, MI | PCE On-Site | U.S. EPA |
| 2025-08-05 | BASF CORPORATION - LABS AND APPLICATION CENTERS | WYANDOTTE, Wayne, MI | PCE On-Site | State |
| 2025-08-05 | BASF CORPORATION - LABS AND APPLICATION CENTERS | WYANDOTTE, Wayne, MI | FCE On-Site | State |
| 2025-08-05 | MUSKEGON COUNTY SOLID WASTE FACILITY | RAVENNA, Muskegon, MI | PCE On-Site | State |
| 2025-08-05 | MARYSVILLE ETHANOL, LLC | MARYSVILLE, St. Clair, MI | PCE On-Site | U.S. EPA |
| 2025-08-04 | CENTRAL SANITARY LANDFILL | PIERSON, Montcalm, MI | PCE On-Site | State |
| 2025-08-04 | EATON RAPIDS GAS STORAGE SYSTEM | EATON RAPIDS, Ingham, MI | FCE On-Site | State |
| 2025-08-04 | METAL TECHNOLOGIES, INC., RAVENNA DUCTILE IRON | RAVENNA, Muskegon, MI | PCE On-Site | State |
| 2025-08-04 | WOLVERINE POWER, GAYLORD GENERATING STATION | GAYLORD, Otsego, MI | PCE On-Site | State |
| 2025-08-04 | NTVB MEDIA, INC. | TROY, Oakland, MI | PCE On-Site | State |
| 2025-08-01 | DTE ELECTRIC COMPANY - SUPERIOR PEAKING FACILITY | YPSILANTI, Washtenaw, MI | FCE On-Site | State |
| 2025-08-01 | DTE ELECTRIC COMPANY - RENAISSANCE POWER PLANT | CARSON CITY, Montcalm, MI | FCE On-Site | State |
| 2025-08-01 | SUMPTER ENERGY ASSOCIATES, LLC | LENOX TOWNSHIP, Macomb, MI | PCE Off-Site | State |
| 2025-07-31 | CADILLAC CASTING, INC | CADILLAC, Wexford, MI | PCE On-Site | State |
| 2025-07-31 | MARATHON PIPE LINE LLC (SAMARIA) | SAMARIA, Monroe, MI | FCE On-Site | State |
| 2025-07-31 | EATON RAPIDS GAS STORAGE SYSTEM | EATON RAPIDS, Ingham, MI | PCE On-Site | State |
| 2025-07-31 | SUMMIT POLYMERS, INC. PLANT ONE | PORTAGE, Kalamazoo, MI | FCE On-Site | State |
| 2025-07-31 | CONSUMERS ENERGY CO. - JACKSON GENERATING STATION | JACKSON, Jackson, MI | FCE On-Site | State |
| 2025-07-31 | RICHFIELD LANDFILL INC. | DAVISON, Genesee, MI | FCE On-Site | State |
| 2025-07-31 | DDP SPECIALTY ELECTRONIC MATERIALS US, LLC | MIDLAND, Midland, MI | PCE On-Site | State |
| 2025-07-31 | BLUE SKIES ENERGY | DAVISON, Genesee, MI | PCE On-Site | State |
| 2025-07-31 | TRANSTAR, LLC | RIVER ROUGE, Wayne, MI | PCE On-Site | State |
| 2025-07-30 | OTSEGO PAPER INC. | OTSEGO, Allegan, MI | PCE Off-Site | State |
| 2025-07-30 | NEXTEER AUTOMOTIVE CORPORATION | SAGINAW, Saginaw, MI | FCE On-Site | State |
| 2025-07-30 | PACKAGING CORPORATION OF AMERICA - FILER CITY MILL | FILER CITY, Manistee, MI | PCE Off-Site | State |
| 2025-07-30 | CERTAINTEED CORP | JACKSON, Jackson, MI | PCE On-Site | State |
| 2025-07-30 | BIEWER SAWMILL INC. — high-priority violation on file | MCBAIN, Missaukee, MI | FCE On-Site | State |
| 2025-07-30 | BENTELER AUTOMOTIVE INCORPORATED | GRAND RAPIDS, Kent, MI | FCE On-Site | State |
| 2025-07-30 | ANR PIPELINE CO. - GOODWELL COMPRESSOR STATION | WHITE CLOUD, Newaygo, MI | PCE On-Site | State |
| 2025-07-30 | REGAL FINISHING COMPANY, INC. | COLOMA, Berrien, MI | FCE On-Site | State |
| 2025-07-30 | PRATT INDUSTRIES INC. | BRIDGMAN, Berrien, MI | FCE On-Site | State |
| 2025-07-30 | PRATT INDUSTRIES INC. | BRIDGMAN, Berrien, MI | PCE On-Site | State |
| 2025-07-30 | ENERGY DEVELOPMENTS MICHIGAN, LLC | MONTROSE, Genesee, MI | FCE On-Site | State |
| 2025-07-29 | MICHIGAN SUGAR COMPANY - BAY CITY — high-priority violation on file | BAY CITY, Bay, MI | PCE Off-Site | State |
| 2025-07-29 | ST MARYS CEMENT U.S. LLC, CHARLEVOIX PLANT | CHARLEVOIX, Charlevoix, MI | PCE On-Site | State |
| 2025-07-29 | CWC TEXTRON | MUSKEGON, Muskegon, MI | FCE On-Site | State |
| 2025-07-29 | US ENERGY DISTRIBUTION LLC - NOVI TERMINAL | NOVI, Oakland, MI | PCE On-Site | State |
| 2025-07-29 | GM TECHNICAL CENTER | WARREN, Macomb, MI | PCE Off-Site | State |
| 2025-07-29 | SELFRIDGE PLATING, INC. — high-priority violation on file | HARRISON TOWNSHIP, Macomb, MI | PCE On-Site | State |
| 2025-07-29 | GERDAU MACSTEEL MONROE MILL — high-priority violation on file | MONROE, Monroe, MI | PCE Off-Site | State |
| 2025-07-29 | DMC SINAI GRACE HOSPITAL | DETROIT, Wayne, MI | FCE On-Site | State |
| 2025-07-29 | DMC SINAI GRACE HOSPITAL | DETROIT, Wayne, MI | PCE On-Site | State |
| 2025-07-29 | NATIONAL ENERGY OF MCBAIN LLC | MCBAIN, Missaukee, MI | PCE On-Site | State |
| 2025-07-29 | CERTAINTEED CORP | JACKSON, Jackson, MI | FCE On-Site | State |
| 2025-07-29 | SUMMIT POLYMERS, INC. PLANT ONE | PORTAGE, Kalamazoo, MI | PCE On-Site | State |
| 2025-07-29 | FEDERAL MOGUL POWERTRAIN INC | ANN ARBOR, Washtenaw, MI | FCE On-Site | State |
| 2025-07-29 | RIVERSIDE CARBON SOLUTIONS - TURTLE LAKE CO2 | CHESTER TWP, Otsego, MI | PCE On-Site | State |
| 2025-07-29 | RIVERSIDE - CUSTER 33 CPF | CUSTER TOWNSHIP, Antrim, MI | FCE On-Site | State |
| 2025-07-29 | RIVERSIDE - CUSTER 33 CPF | CUSTER TOWNSHIP, Antrim, MI | PCE On-Site | State |
| 2025-07-29 | RIVERSIDE - ECHO 9 BOOSTER STATION | CENTRAL LAKE, Antrim, MI | PCE On-Site | State |
| 2025-07-29 | RIVERSIDE - ECHO 9 BOOSTER STATION | CENTRAL LAKE, Antrim, MI | FCE On-Site | State |
| 2025-07-28 | NATIONAL ENERGY OF LINCOLN LLC | LINCOLN, Alcona, MI | FCE On-Site | State |
| 2025-07-28 | BASF CORPORATION | SOUTHFIELD, Oakland, MI | FCE On-Site | State |
| 2025-07-25 | GREAT LAKES CASTINGS LLC | LUDINGTON, Mason, MI | PCE On-Site | State |
| 2025-07-25 | DTE ELECTRIC COMPANY - MONROE POWER PLANT | MONROE, Monroe, MI | PCE Off-Site | State |
| 2025-07-25 | WESTERN MICHIGAN UNIVERSITY | KALAMAZOO, Kalamazoo, MI | FCE On-Site | State |
| 2025-07-25 | CINTAS CORPORATION | MIDLAND, Midland, MI | FCE On-Site | State |
| 2025-07-25 | PRATT & WHITNEY | HOLT, Ingham, MI | FCE On-Site | State |
| 2025-07-25 | PRATT & WHITNEY | HOLT, Ingham, MI | PCE On-Site | State |
| 2025-07-24 | PRATT & WHITNEY AUTOAIR | LANSING, Ingham, MI | PCE On-Site | State |
| 2025-07-24 | PRATT & WHITNEY AUTOAIR | LANSING, Ingham, MI | FCE On-Site | State |
| 2025-07-24 | CONNOR AGA SPORTS FLOORING, LLC | AMASA, Iron, MI | PCE On-Site | State |
| 2025-07-24 | CONNOR AGA SPORTS FLOORING, LLC | AMASA, Iron, MI | FCE On-Site | State |
| 2025-07-24 | MAP MECHANICAL | SANFORD, Midland, MI | FCE On-Site | State |
| 2025-07-24 | MAP MECHANICAL | SANFORD, Midland, MI | PCE On-Site | State |
| 2025-07-24 | BACCO CONSTRUCTION COMPANY - PLANT 25 | IRON MOUNTAIN, Dickinson, MI | FCE On-Site | State |
| 2025-07-24 | BIEWER SAWMILL INC. — high-priority violation on file | MCBAIN, Missaukee, MI | PCE On-Site | State |
| 2025-07-24 | REAL ALLOY RECYCLING, LLC — high-priority violation on file | COLDWATER, Branch, MI | PCE On-Site | State |
| 2025-07-24 | REAL ALLOY RECYCLING, LLC — high-priority violation on file | COLDWATER, Branch, MI | FCE On-Site | State |
| 2025-07-24 | DELTA SOLID WASTE MANAGEMENT AUTHORITY | ESCANABA, Delta, MI | PCE On-Site | State |
| 2025-07-24 | DELTA SOLID WASTE MANAGEMENT AUTHORITY | ESCANABA, Delta, MI | FCE On-Site | State |
| 2025-07-24 | ADVANCED FIBERMOLDING INCORPORATED | LEROY, Osceola, MI | PCE On-Site | State |
| 2025-07-24 | MICHIGAN DEPARTMENT OF TECHNOLOGY, MANAGEMENT AND BUDGET | DIMONDALE, Eaton, MI | PCE On-Site | State |
| 2025-07-24 | CINTAS CORPORATION | MIDLAND, Midland, MI | PCE On-Site | State |
| 2025-07-23 | GENERAL MOTORS LANSING GRAND RIVER ASSEMBLY | LANSING, Ingham, MI | PCE On-Site | State |
| 2025-07-23 | NEXTEER AUTOMOTIVE CORPORATION | SAGINAW, Saginaw, MI | PCE On-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.