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 |
|---|---|---|---|---|
| 2024-08-19 | HILCORP ENERGY - ELK RUN-FAIRMONT PRODUCTION FACILITY | LISBON, Columbiana, OH | Pass | State |
| 2024-08-16 | HDMA - TRANSMISSION PLANT - OMD | RUSSELLS POINT, Logan, OH | Pass | State |
| 2024-08-16 | HAVERHILL COKE COMPANY LLC — high-priority violation on file | FRANKLIN FURNACE, Scioto, OH | Pass | State |
| 2024-08-15 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-08-15 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-08-15 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-08-15 | HAVERHILL COKE COMPANY LLC — high-priority violation on file | FRANKLIN FURNACE, Scioto, OH | Pass | State |
| 2024-08-15 | HAVERHILL COKE COMPANY LLC — high-priority violation on file | FRANKLIN FURNACE, Scioto, OH | Pass | State |
| 2024-08-15 | HAVERHILL COKE COMPANY LLC — high-priority violation on file | FRANKLIN FURNACE, Scioto, OH | Pass | State |
| 2024-08-15 | HAVERHILL COKE COMPANY LLC — high-priority violation on file | FRANKLIN FURNACE, Scioto, OH | Pass | State |
| 2024-08-15 | HAVERHILL COKE COMPANY LLC — high-priority violation on file | FRANKLIN FURNACE, Scioto, OH | Pass | State |
| 2024-08-14 | SAUDER WOODWORKING COGENERATION FACILITY | ARCHBOLD, Fulton, OH | Pass | State |
| 2024-08-14 | SAUDER WOODWORKING COGENERATION FACILITY | ARCHBOLD, Fulton, OH | Pass | State |
| 2024-08-14 | SAUDER WOODWORKING COGENERATION FACILITY | ARCHBOLD, Fulton, OH | Pass | State |
| 2024-08-14 | FIRST SOLAR INC. | WALBRIDGE, Wood, OH | Pass | State |
| 2024-08-14 | MARKWEST - SENECA GAS PLANT | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-14 | MARKWEST - SENECA GAS PLANT | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-14 | MARKWEST - SENECA GAS PLANT | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-14 | MARKWEST - SENECA GAS PLANT | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-14 | MARKWEST - SENECA GAS PLANT | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-14 | MARKWEST - SENECA GAS PLANT | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-14 | ALLIED CORP PLANT NO 75 | KENT, Portage, OH | Pass | State |
| 2024-08-14 | ALLIED CORP PLANT NO 75 | KENT, Portage, OH | Fail | State |
| 2024-08-13 | PILKINGTON NORTH AMERICA INC — high-priority violation on file | ROSSFORD, Wood, OH | Pass | State |
| 2024-08-13 | HDMA - TRANSMISSION PLANT - OMD | RUSSELLS POINT, Logan, OH | Pass | State |
| 2024-08-13 | HDMA - TRANSMISSION PLANT - OMD | RUSSELLS POINT, Logan, OH | Pass | State |
| 2024-08-13 | SHELLY LIQUID DIVISION — high-priority violation on file | GALLIPOLIS, Gallia, OH | Pass | State |
| 2024-08-13 | PINNACLE GAS PRODUCERS LLC | MORAINE, Montgomery, OH | Pass | State |
| 2024-08-13 | PINNACLE GAS PRODUCERS LLC | MORAINE, Montgomery, OH | Pass | State |
| 2024-08-13 | PINNACLE GAS PRODUCERS LLC | MORAINE, Montgomery, OH | Pass | State |
| 2024-08-13 | CARGILL, INCORPORATED - SALT DIVISION | AKRON, Summit, OH | Pass | State |
| 2024-08-12 | KOKOSING MATERIALS INC PLANT NO 517 | WOOSTER, Wayne, OH | Pass | State |
| 2024-08-09 | EOG RESOURCES, INC. - WILLIAM DENOON 17-12-6 PAD | SCIO, Harrison, OH | Pass | State |
| 2024-08-09 | EOG RESOURCES, INC. - WILLIAM DENOON 17-12-6 PAD | SCIO, Harrison, OH | Pass | State |
| 2024-08-08 | PINE GROVE REGIONAL FACILITY | AMANDA, Fairfield, OH | Pass | State |
| 2024-08-08 | ASCENT RESOURCES - UTICA LLC - BLESSED RCH BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-08-08 | ASCENT RESOURCES - UTICA LLC - BLESSED RCH BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-08-08 | ASCENT RESOURCES - UTICA LLC - BLESSED RCH BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-08-08 | ASCENT RESOURCES - UTICA LLC - POL PES BL | PEASE, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-08-08 | ASCENT RESOURCES - UTICA LLC - POL PES BL | PEASE, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-08-08 | ASCENT RESOURCES - UTICA LLC - POL PES BL | PEASE, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-08-07 | HILCORP ENERGY - ELK RUN WERTZ PRODUCTION FACILITY | LISBON, Columbiana, OH | Pass | State |
| 2024-08-07 | HILCORP ENERGY - ELK RUN WERTZ PRODUCTION FACILITY | LISBON, Columbiana, OH | Pass | State |
| 2024-08-07 | HILCORP ENERGY - ELK RUN WERTZ PRODUCTION FACILITY | LISBON, Columbiana, OH | Pass | State |
| 2024-08-07 | VALLOUREC STAR, LP | YOUNGSTOWN, Mahoning, OH | Pass | State |
| 2024-08-07 | VALLOUREC STAR, LP | YOUNGSTOWN, Mahoning, OH | Pass | State |
| 2024-08-07 | VALLOUREC STAR, LP | YOUNGSTOWN, Mahoning, OH | Pass | State |
| 2024-08-07 | ASCENT RESOURCES - UTICA LLC - ZIMNOX WLS JF | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2024-08-07 | ASCENT RESOURCES - UTICA LLC - ZIMNOX WLS JF | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2024-08-07 | ASCENT RESOURCES - UTICA LLC - ZIMNOX WLS JF | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2024-08-07 | INTERNATIONAL CONVERTER, LLC | CALDWELL, Noble, OH | Pass | State |
| 2024-08-07 | INTERNATIONAL CONVERTER, LLC | CALDWELL, Noble, OH | Pass | State |
| 2024-08-07 | INTERNATIONAL CONVERTER, LLC | CALDWELL, Noble, OH | Pass | State |
| 2024-08-07 | INTERNATIONAL CONVERTER, LLC | CALDWELL, Noble, OH | Pass | State |
| 2024-08-07 | INTERNATIONAL CONVERTER, LLC | CALDWELL, Noble, OH | Pass | State |
| 2024-08-07 | INTERNATIONAL CONVERTER, LLC | CALDWELL, Noble, OH | Pass | State |
| 2024-08-06 | VALLOUREC STAR, LP | YOUNGSTOWN, Mahoning, OH | Pass | State |
| 2024-08-06 | ROTH PAD 952790 | WOODSFIELD, Monroe, OH | Pass | State |
| 2024-08-06 | ROTH PAD 952790 | WOODSFIELD, Monroe, OH | Pass | State |
| 2024-08-06 | ROTH PAD 952790 | WOODSFIELD, Monroe, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-06 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2024-08-02 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Pass | State |
| 2024-08-02 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Pass | State |
| 2024-08-02 | FAIRBORN CEMENT COMPANY LLC | XENIA, Greene, OH | Pass | State |
| 2024-08-02 | FAIRBORN CEMENT COMPANY LLC | XENIA, Greene, OH | Pass | State |
| 2024-08-02 | FAIRBORN CEMENT COMPANY LLC | XENIA, Greene, OH | Pass | State |
| 2024-08-01 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Pass | State |
| 2024-08-01 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Pass | State |
| 2024-08-01 | ASCENT RESOURCES - UTICA LLC - BORUM SMF JF | SMITHFIELD, TOWNSHIP OF, Jefferson, OH | Pass | State |
| 2024-08-01 | ASCENT RESOURCES - UTICA LLC - BORUM SMF JF | SMITHFIELD, TOWNSHIP OF, Jefferson, OH | Pass | State |
| 2024-08-01 | ASCENT RESOURCES - UTICA LLC - BORUM SMF JF | SMITHFIELD, TOWNSHIP OF, Jefferson, OH | Pass | State |
| 2024-08-01 | ASCENT RESOURCES - UTICA LLC - JACK HAMILTON SMF JF | ADENA, Jefferson, OH | Pass | State |
| 2024-08-01 | ASCENT RESOURCES - UTICA LLC - JACK HAMILTON SMF JF | ADENA, Jefferson, OH | Pass | State |
| 2024-08-01 | ASCENT RESOURCES - UTICA LLC - JACK HAMILTON SMF JF | ADENA, Jefferson, OH | Pass | State |
| 2024-08-01 | PYLES PAD 952757 | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-08-01 | PYLES PAD 952757 | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-08-01 | PYLES PAD 952757 | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-08-01 | FAIRBORN CEMENT COMPANY LLC | XENIA, Greene, OH | Pass | State |
| 2024-08-01 | FAIRBORN CEMENT COMPANY LLC | XENIA, Greene, OH | Pass | State |
| 2024-08-01 | FAIRBORN CEMENT COMPANY LLC | XENIA, Greene, OH | Pass | State |
| 2024-07-31 | MARATHON PETROLEUM COMPANY LP | WELLSVILLE, Columbiana, OH | Pass | State |
| 2024-07-31 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Pass | State |
| 2024-07-31 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Pass | State |
| 2024-07-31 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Pass | State |
| 2024-07-31 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Pass | State |
| 2024-07-31 | LIBBEY LLC | TOLEDO, Lucas, OH | Pass | State |
| 2024-07-31 | LIBBEY LLC | TOLEDO, Lucas, OH | Pass | State |
| 2024-07-31 | ASCENT RESOURCES - UTICA LLC - CRAVAT WHL BL WELL PAD | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-07-31 | ASCENT RESOURCES - UTICA LLC - CRAVAT WHL BL WELL PAD | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.