EPA Air · stack tests by state and year
Air-emissions stack tests in Ohio, 2024
- 2,721Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Ohio during 2024; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Ohio, 2024
- Lucas County 340
- Monroe County 282
- Belmont County 257
- Harrison County 168
- Jefferson County 142
- Carroll County 141
- Montgomery County 127
- Guernsey County 97
- Cuyahoga County 85
- Noble County 83
- Butler County 82
- Columbiana County 72
- Tuscarawas County 71
- Hamilton County 67
- Undetermined County 51
- Wayne County 47
- Defiance County 40
- Stark County 39
- Franklin County 31
- Fayette County 31
- Ashtabula County 29
- Lorain County 29
- Erie County 27
- Mahoning County 27
- Licking County 26
- Perry County 24
- Fulton County 22
- Geauga County 18
- Summit County 17
- Paulding County 16
- Crawford County 15
- Greene County 14
- Scioto County 14
- Delaware County 13
- Brown County 12
- Wood County 11
- Allen County 10
- Darke County 9
- Trumbull County 9
- Lake County 8
- Coshocton County 8
- Washington County 8
- Shelby County 8
- Clark County 8
- Pickaway County 6
- Fairfield County 6
- Warren County 6
- Ashland County 6
- Jackson County 6
- Medina County 5
- Athens County 5
- Portage County 5
- Hancock County 5
- Richland County 5
- Lawrence County 4
- Ross County 4
- Union County 3
- Logan County 3
- Muskingum County 3
Ohio, other years
Air-emissions stack tests recorded in Ohio, 2024
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-23 | SUBURBAN LANDFILL, INC. | GLENFORD, Perry, OH | Pass | State |
| 2024-05-22 | HILCORP ENERGY - ELK RUN JOHNSTON PRODUCTION FACILITY | ROGERS, Columbiana, OH | Pass | State |
| 2024-05-22 | HILCORP ENERGY - ELK RUN JOHNSTON PRODUCTION FACILITY | ROGERS, Columbiana, OH | Pass | State |
| 2024-05-22 | HILCORP ENERGY - ELK RUN JOHNSTON PRODUCTION FACILITY | ROGERS, Columbiana, OH | Pass | State |
| 2024-05-22 | HILCORP ENERGY - POLAND-CLL PRODUCTION FACILITY | POLAND, TOWNSHIP OF, Mahoning, OH | Pass | State |
| 2024-05-22 | HILCORP ENERGY - POLAND-CLL PRODUCTION FACILITY | POLAND, TOWNSHIP OF, Mahoning, OH | Pass | State |
| 2024-05-22 | HILCORP ENERGY - POLAND-CLL PRODUCTION FACILITY | POLAND, TOWNSHIP OF, Mahoning, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-05-22 | SHELLY MATERIALS PLANT #44 | HILLSBORO, Highland, OH | Fail | State |
| 2024-05-21 | HILCORP ENERGY - ELK RUN AUER PRODUCTION FACILITY | LISBON, Columbiana, OH | Pass | State |
| 2024-05-21 | HILCORP ENERGY - ELK RUN AUER PRODUCTION FACILITY | LISBON, Columbiana, OH | Pass | State |
| 2024-05-21 | HILCORP ENERGY - ELK RUN AUER PRODUCTION FACILITY | LISBON, Columbiana, OH | Pass | State |
| 2024-05-21 | WANNEMACHER PACKAGING | LIMA, Allen, OH | Pass | State |
| 2024-05-21 | WANNEMACHER PACKAGING | LIMA, Allen, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | WILLIAMS - SALEM COMPRESSOR STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2024-05-21 | DTE ST. BERNARD, LLC | CINCINNATI, Hamilton, OH | Pass | State |
| 2024-05-21 | DTE ST. BERNARD, LLC | CINCINNATI, Hamilton, OH | Pass | State |
| 2024-05-17 | ULTIUM CELLS LLC | WARREN, Trumbull, OH | Pass | State |
| 2024-05-16 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
| 2024-05-16 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
| 2024-05-16 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
| 2024-05-16 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
| 2024-05-16 | DTE MARIETTA | MARIETTA, Washington, OH | Pass | State |
| 2024-05-16 | DTE MARIETTA | MARIETTA, Washington, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-16 | BARRETT PAVING - READING ASPHALT | READING, Hamilton, OH | Pass | State |
| 2024-05-15 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
| 2024-05-15 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
| 2024-05-15 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
| 2024-05-15 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
| 2024-05-15 | ENBRIDGE- NEW CAMBRIDGE COMPRESSOR STATION | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-05-15 | ENBRIDGE- NEW CAMBRIDGE COMPRESSOR STATION | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-05-15 | ENBRIDGE- NEW CAMBRIDGE COMPRESSOR STATION | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-05-15 | ENBRIDGE- NEW CAMBRIDGE COMPRESSOR STATION | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-05-15 | ENBRIDGE- NEW CAMBRIDGE COMPRESSOR STATION | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-05-15 | ENBRIDGE- NEW CAMBRIDGE COMPRESSOR STATION | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-05-15 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2024-05-15 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2024-05-14 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
| 2024-05-14 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
| 2024-05-14 | ROVER PIPELINE - DEFIANCE COMPRESSOR STATION | DEFIANCE, Defiance, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.