EPA Air · violations by state and year
High-priority air violations in Ohio, 2025
- 146Violations
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity. Every violation below was recorded against a source in Ohio 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 Ohio, 2025
- Franklin County 9
- Delaware County 9
- Stark County 8
- Wood County 8
- Hamilton County 8
- Cuyahoga County 7
- Portage County 7
- Ashland County 5
- Butler County 5
- Wayne County 5
- Allen County 5
- Guernsey County 4
- Lucas County 4
- Lorain County 4
- Richland County 4
- Summit County 4
- Fairfield County 3
- Tuscarawas County 3
- Washington County 3
- Licking County 3
- Belmont County 3
Ohio, other years
High-priority air violations recorded in Ohio, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-12-17 | AMERICAN NITRILE GROVE CITY — high-priority violation on file | GROVE CITY, Franklin, OH | Earliest FRV determination | State |
| 2025-12-05 | STERLING SITE ACCESS SOLUTIONS LLC — high-priority violation on file | ASHLAND, Ashland, OH | Earliest FRV determination | State |
| 2025-12-05 | SHELLY MATERIALS PLANT #90 — high-priority violation on file | COLUMBUS, Franklin, OH | Earliest FRV determination | State |
| 2025-11-24 | DEE SIGN COMPANY — high-priority violation on file | WEST CHESTER, TOWNSHIP OF, Butler, OH | Earliest FRV determination | State |
| 2025-11-24 | VEELO TECHNOLOGIES LLC — high-priority violation on file | CINCINNATI, Hamilton, OH | Earliest FRV determination | State |
| 2025-11-24 | POET BIOREFINING - LEIPSIC — high-priority violation on file | LEIPSIC, Putnam, OH | Earliest FRV determination | State |
| 2025-11-24 | PILKINGTON NORTH AMERICA INC — high-priority violation on file | ROSSFORD, Wood, OH | Earliest FRV determination | State |
| 2025-11-24 | THE ANDERSONS RENEWABLES LLC - GREENVILLE PLANT — high-priority violation on file | GREENVILLE, Darke, OH | Earliest FRV determination | State |
| 2025-11-24 | IMPERIAL ALUMINUM - MINERVA, LLC — high-priority violation on file | MINERVA, Carroll, OH | Earliest FRV determination | State |
| 2025-11-24 | CIRBA SOLUTIONS US, INC — high-priority violation on file | LANCASTER, Fairfield, OH | Earliest FRV determination | State |
| 2025-11-24 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Earliest FRV determination | State |
| 2025-11-21 | BOVILLE INDUSTRIAL COATINGS INC — high-priority violation on file | SMITHVILLE, Wayne, OH | Earliest FRV determination | State |
| 2025-11-21 | REPUBLIC STEEL, F/K/A REPUBLIC ENGINEERED PRODUCTS, INC — high-priority violation on file | LORAIN, Lorain, OH | Earliest FRV determination | State |
| 2025-11-21 | BUCKEYE TERMINALS LLC - LIMA SOUTH TERMINAL — high-priority violation on file | LIMA, Allen, OH | Earliest FRV determination | State |
| 2025-11-21 | NLS ASPHALT, INC. - PLANT #5 — high-priority violation on file | MARTINS FERRY, Belmont, OH | Earliest FRV determination | State |
| 2025-10-24 | AMERICAN LANDFILL INC. — high-priority violation on file | WAYNESBURG, Stark, OH | Earliest FRV determination | State |
| 2025-10-24 | REPUBLIC POWDERED METALS — high-priority violation on file | MEDINA, Medina, OH | Earliest FRV determination | State |
| 2025-10-24 | FURUKAWA ROCK DRILL USA INC — high-priority violation on file | KENT, Portage, OH | Earliest FRV determination | State |
| 2025-10-24 | SUMMIT COUNTY ENGINEER NORTH STATION — high-priority violation on file | PENINSULA, Summit, OH | Earliest FRV determination | State |
| 2025-10-24 | MANHEIM OHIO — high-priority violation on file | GROVE CITY, Franklin, OH | Earliest FRV determination | State |
| 2025-10-20 | HBD INDUSTRIES, INC. — high-priority violation on file | BELLEFONTAINE, Logan, OH | Earliest FRV determination | State |
| 2025-10-20 | CSP INNOVATIONS, INC. — high-priority violation on file | NORTH BALTIMORE, Wood, OH | Earliest FRV determination | State |
| 2025-10-20 | AMERICAN NITRILE GROVE CITY — high-priority violation on file | GROVE CITY, Franklin, OH | Earliest FRV determination | State |
| 2025-10-20 | SHELLY MATERIALS - PORTABLE PUMP 49.0256 — high-priority violation on file | NEWARK, Licking, OH | Earliest FRV determination | State |
| 2025-10-20 | A.R.E. ACCESSORIES, LLC - MOUNT EATON FACILITY — high-priority violation on file | MOUNT EATON, Wayne, OH | Earliest FRV determination | State |
| 2025-10-20 | PPG - SOUTH PLANT — high-priority violation on file | BARBERTON, Summit, OH | Earliest FRV determination | State |
| 2025-10-20 | LIMA REFINING COMPANY — high-priority violation on file | LIMA, Allen, OH | Earliest FRV determination | State |
| 2025-10-03 | LEGRAND AVD — high-priority violation on file | CINCINNATI, Hamilton, OH | Earliest FRV determination | State |
| 2025-10-03 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Earliest FRV determination | State |
| 2025-09-22 | EAST END WELDING LP | KENT, Portage, OH | Earliest FRV determination | State |
| 2025-09-22 | TRELLEBORG SEALING PROFILES U.S. INC | AURORA, Portage, OH | Earliest FRV determination | State |
| 2025-09-22 | SAINT GOBAIN PERFORMANCE PLASTICS | RAVENNA, Portage, OH | Earliest FRV determination | State |
| 2025-09-22 | BLUESCOPE COATED PRODUCTS, LLC — high-priority violation on file | CAMBRIDGE, Guernsey, OH | Earliest FRV determination | State |
| 2025-09-22 | BLUESCOPE COATED PRODUCTS, LLC — high-priority violation on file | CAMBRIDGE, Guernsey, OH | Earliest FRV determination | State |
| 2025-09-22 | D.S. BROWN CO | NORTH BALTIMORE, Wood, OH | Earliest FRV determination | State |
| 2025-09-22 | BEONTAG | CUYAHOGA FALLS, Summit, OH | Earliest FRV determination | State |
| 2025-09-22 | AJAX TOCCO MAGNETHERMIC - N. CANTON | NORTH CANTON, Stark, OH | Earliest FRV determination | State |
| 2025-09-22 | WEAVER COMPRESSOR STATION | LUCAS, Richland, OH | Earliest FRV determination | State |
| 2025-09-22 | LUCAS COMPRESSOR STATION — high-priority violation on file | MONROE, TOWNSHIP OF, Richland, OH | Earliest FRV determination | State |
| 2025-09-22 | MOLTEN (NORTH AMERICA) CORP | FINDLAY, Hancock, OH | Earliest FRV determination | State |
| 2025-09-22 | S & S AGGREGATE PLANT #14 | PERRYSVILLE, Ashland, OH | Earliest FRV determination | State |
| 2025-09-22 | VALGROUP — high-priority violation on file | FINDLAY, Hancock, OH | Earliest FRV determination | State |
| 2025-09-22 | METALICO YOUNGSTOWN, INC. | YOUNGSTOWN, Mahoning, OH | Earliest FRV determination | State |
| 2025-09-22 | WOOD COUNTY LANDFILL | BOWLING GREEN, Wood, OH | Earliest FRV determination | State |
| 2025-09-22 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Earliest FRV determination | State |
| 2025-09-22 | NOBLE ROAD LANDFILL | SHILOH, Richland, OH | Earliest FRV determination | State |
| 2025-09-22 | ELCO CORP. — high-priority violation on file | CLEVELAND, Cuyahoga, OH | Earliest FRV determination | State |
| 2025-09-22 | BLUESCOPE COATED PRODUCTS, LLC — high-priority violation on file | CAMBRIDGE, Guernsey, OH | Earliest FRV determination | State |
| 2025-09-22 | ENBRIDGE GAS OHIO - CHIPPEWA STATION | DOYLESTOWN, Wayne, OH | Earliest FRV determination | State |
| 2025-09-22 | ALLIED CORPORATION PLANT #77 | CLEVELAND, Cuyahoga, OH | Earliest FRV determination | State |
| 2025-09-22 | CHAMPION GRAPHICS CORPORATION | CINCINNATI, Hamilton, OH | Earliest FRV determination | State |
| 2025-09-22 | GRAPHITE SALES INC — high-priority violation on file | NOVA, Ashland, OH | Earliest FRV determination | State |
| 2025-09-22 | CITY OF ST. MARYS POWER PLANT — high-priority violation on file | SAINT MARYS, TOWNSHIP OF, Auglaize, OH | Earliest FRV determination | State |
| 2025-09-22 | SIDWELL MATERIALS, INC.-TRI-SON SCREENING PLANT — high-priority violation on file | SAINT CLAIRSVILLE, Belmont, OH | Earliest FRV determination | State |
| 2025-09-22 | POLAR SERVICE CENTER — high-priority violation on file | MARIETTA, Washington, OH | Earliest FRV determination | State |
| 2025-09-22 | GREATER CINCINNATI ASPHALT TERMINAL 2 | NORTH BEND, Hamilton, OH | Earliest FRV determination | State |
| 2025-09-22 | PILKINGTON NORTH AMERICA INC — high-priority violation on file | ROSSFORD, Wood, OH | Earliest FRV determination | State |
| 2025-09-22 | WALLS ASPHALT #1 - FORT JEFFERSON | GREENVILLE, Darke, OH | Earliest FRV determination | State |
| 2025-09-22 | EAGLE RAILCAR SERVICES - CAIRO, OHIO, LLC | CAIRO, Allen, OH | Earliest FRV determination | State |
| 2025-09-22 | QUALAWASH HOLDINGS | DELAWARE, Delaware, OH | Earliest FRV determination | State |
| 2025-08-09 | PLY GEM — high-priority violation on file | SIDNEY, Shelby, OH | HPV day-zero determination | State |
| 2025-08-08 | PAVONIA COMPRESSOR STATION | MANSFIELD, Richland, OH | Earliest FRV determination | State |
| 2025-08-08 | CITY OF ST. MARYS POWER PLANT — high-priority violation on file | SAINT MARYS, TOWNSHIP OF, Auglaize, OH | Earliest FRV determination | State |
| 2025-08-08 | JAM BEST ONE | TOLEDO, Lucas, OH | Earliest FRV determination | State |
| 2025-08-08 | ORLANDO BAKING CO., INC. | CLEVELAND, Cuyahoga, OH | Earliest FRV determination | State |
| 2025-08-01 | CROWN CORK & SEAL - MASSILLON PLANT 42 | MASSILLON, Stark, OH | Earliest FRV determination | State |
| 2025-08-01 | STERLING SITE ACCESS SOLUTIONS LLC — high-priority violation on file | ASHLAND, Ashland, OH | Earliest FRV determination | State |
| 2025-07-25 | GRAPHITE SALES INC — high-priority violation on file | NOVA, Ashland, OH | Earliest FRV determination | State |
| 2025-07-16 | CLEVELAND STEEL CONTAINER CORP - STREETSBORO | STREETSBORO, Portage, OH | Earliest FRV determination | State |
| 2025-07-16 | HARBISONWALKER INTERNATIONAL, INC. | WINDHAM, Portage, OH | Earliest FRV determination | State |
| 2025-07-16 | HUNTSMAN ADVANCED MATERIALS AMERICAS LLC | ASHTABULA, Ashtabula, OH | Earliest FRV determination | State |
| 2025-07-16 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Earliest FRV determination | State |
| 2025-07-16 | DETREX CORPORATION, ASHTABULA PLANT | ASHTABULA, Ashtabula, OH | Earliest FRV determination | State |
| 2025-07-16 | SPECIALTY CERAMICS, INC., AN ALKEGEN COMPANY | COLUMBIANA, Columbiana, OH | Earliest FRV determination | State |
| 2025-07-16 | PILKINGTON NORTH AMERICA INC — high-priority violation on file | ROSSFORD, Wood, OH | Earliest FRV determination | State |
| 2025-07-16 | MID-OHIO PAVING, INC. | CENTERBURG, Knox, OH | Earliest FRV determination | State |
| 2025-07-16 | LORAIN COUNTY RNG FACILITY — high-priority violation on file | OBERLIN, Lorain, OH | Earliest FRV determination | State |
| 2025-07-16 | VIBRANTZ COLOR SOLUTIONS INC. | LOCKLAND, Hamilton, OH | Earliest FRV determination | State |
| 2025-07-16 | CC UTICA, LLC | BELPRE, Washington, OH | Earliest FRV determination | State |
| 2025-07-16 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Earliest FRV determination | State |
| 2025-07-16 | CLEAN HARBORS RECYCLING SERVICES OF OHIO L.L.C. — high-priority violation on file | HEBRON, Licking, OH | Earliest FRV determination | State |
| 2025-07-16 | CASTING SOLUTIONS, LLC — high-priority violation on file | ZANESVILLE, Muskingum, OH | Earliest FRV determination | State |
| 2025-06-10 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Earliest FRV determination | State |
| 2025-06-10 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Earliest FRV determination | State |
| 2025-06-03 | LINDE HYDRAULICS CORPORATION | CANFIELD, Mahoning, OH | Earliest FRV determination | State |
| 2025-06-03 | AMRIZE CEMENT INC. | PAULDING, Paulding, OH | Earliest FRV determination | State |
| 2025-06-03 | STAHL TRUCK EQUIPMENT COMPANY — high-priority violation on file | WOOSTER, Wayne, OH | Earliest FRV determination | State |
| 2025-06-03 | AVERY DENNISON PFF, BLDG 3 | PAINESVILLE, Lake, OH | Earliest FRV determination | State |
| 2025-06-01 | HAVERHILL COKE COMPANY LLC — high-priority violation on file | FRANKLIN FURNACE, Scioto, OH | HPV day-zero determination | State |
| 2025-05-23 | BRENNTAG GREAT LAKES, LLC | TOLEDO, Lucas, OH | Earliest FRV determination | State |
| 2025-05-16 | MERRITT WOODWORK | MENTOR, Lake, OH | Earliest FRV determination | State |
| 2025-05-16 | MIAMI UNIVERSITY | OXFORD, Butler, OH | Earliest FRV determination | State |
| 2025-05-16 | DARLING INGREDIENTS INC. (DBA BAKERY FEEDS) | NORTH BALTIMORE, Wood, OH | Earliest FRV determination | State |
| 2025-04-25 | HYDRODEC OF NORTH AMERICA, LLC | CANTON, Stark, OH | Earliest FRV determination | State |
| 2025-04-25 | SIDWELL MATERIALS, INC.-TRI-SON SCREENING PLANT — high-priority violation on file | SAINT CLAIRSVILLE, Belmont, OH | Earliest FRV determination | State |
| 2025-04-25 | METEOR SEALING SYSTEMS LLC — high-priority violation on file | DOVER, Tuscarawas, OH | Earliest FRV determination | State |
| 2025-04-21 | MOBIS NORTH AMERICA, LLC - OHIO PLANT | TOLEDO, Lucas, OH | Earliest FRV determination | State |
| 2025-04-21 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Earliest FRV determination | State |
| 2025-04-21 | WEAVER RIDGE WOOD | BERLIN, TOWNSHIP OF, Holmes, OH | Earliest FRV determination | State |
| 2025-04-11 | CALGON CARBON CORP. | COLUMBUS, Franklin, OH | Earliest FRV determination | State |
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Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.