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 |
|---|---|---|---|---|
| 2024-12-23 | EOG RESOURCES, INC. - DAVID WEAVER HN STO PAD | SCIO, Harrison, OH | Pass | State |
| 2024-12-23 | EOG RESOURCES, INC. - DAVID WEAVER HN STO PAD | SCIO, Harrison, OH | Pass | State |
| 2024-12-23 | EOG RESOURCES, INC. - DAVID WEAVER HN STO PAD | SCIO, Harrison, OH | Pass | State |
| 2024-12-20 | ASCENT RESOURCES - UTICA LLC - ELITE MTP JF | DILLONVALE, Jefferson, OH | Pass | State |
| 2024-12-20 | ASCENT RESOURCES - UTICA LLC - ELITE MTP JF | DILLONVALE, Jefferson, OH | Pass | State |
| 2024-12-20 | ASCENT RESOURCES - UTICA LLC - ELITE MTP JF | DILLONVALE, Jefferson, OH | Pass | State |
| 2024-12-20 | PPG - TESLIN | BARBERTON, Summit, OH | Pass | State |
| 2024-12-20 | PPG - TESLIN | BARBERTON, Summit, OH | Pass | State |
| 2024-12-19 | GULFPORT APPALACHIA, LLC - SHIMBLE PAD | BELLAIRE, Belmont, OH | Pass | State |
| 2024-12-19 | GULFPORT APPALACHIA, LLC - SHIMBLE PAD | BELLAIRE, Belmont, OH | Pass | State |
| 2024-12-19 | GULFPORT APPALACHIA, LLC - SHIMBLE PAD | BELLAIRE, Belmont, OH | Pass | State |
| 2024-12-19 | ASCENT RESOURCES - UTICA LLC - PANG WHL BL WELL PAD | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-12-19 | ASCENT RESOURCES - UTICA LLC - PANG WHL BL WELL PAD | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-12-19 | ASCENT RESOURCES - UTICA LLC - PANG WHL BL WELL PAD | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-12-18 | CAPITAL RESIN CORP | COLUMBUS, Franklin, OH | Pass | State |
| 2024-12-18 | CAPITAL RESIN CORP | COLUMBUS, Franklin, OH | Pass | State |
| 2024-12-18 | ASCENT RESOURCES - UTICA LLC - R HOOVER WHL BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-12-18 | ASCENT RESOURCES - UTICA LLC - R HOOVER WHL BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-12-18 | ASCENT RESOURCES - UTICA LLC - R HOOVER WHL BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-12-18 | ASCENT RESOURCES - UTICA LLC - CONNIE JO CLR BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-12-18 | ASCENT RESOURCES - UTICA LLC - CONNIE JO CLR BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-12-18 | ASCENT RESOURCES - UTICA LLC - CONNIE JO CLR BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2024-12-18 | DAVID STALDER PAD 952419 | SARDIS, Monroe, OH | Pass | State |
| 2024-12-18 | DAVID STALDER PAD 952419 | SARDIS, Monroe, OH | Pass | State |
| 2024-12-18 | DAVID STALDER PAD 952419 | SARDIS, Monroe, OH | Pass | State |
| 2024-12-18 | DAVID STALDER PAD 952419 | SARDIS, Monroe, OH | Pass | State |
| 2024-12-18 | DAVID STALDER PAD 952419 | SARDIS, Monroe, OH | Pass | State |
| 2024-12-18 | DAVID STALDER PAD 952419 | SARDIS, Monroe, OH | Pass | State |
| 2024-12-18 | MANE INC | CINCINNATI, Hamilton, OH | Pass | State |
| 2024-12-18 | MANE INC | CINCINNATI, Hamilton, OH | Pass | State |
| 2024-12-18 | MANE INC | CINCINNATI, Hamilton, OH | Pass | State |
| 2024-12-17 | ASCENT RESOURCES - UTICA LLC - WHEELING VALLEY WHL BL | MAYNARD, Belmont, OH | Pass | State |
| 2024-12-17 | ASCENT RESOURCES - UTICA LLC - WHEELING VALLEY WHL BL | MAYNARD, Belmont, OH | Pass | State |
| 2024-12-17 | ASCENT RESOURCES - UTICA LLC - WHEELING VALLEY WHL BL | MAYNARD, Belmont, OH | Pass | State |
| 2024-12-17 | ASCENT RESOURCES - UTICA LLC - HARR MTP JF | RAYLAND, Jefferson, OH | Pass | State |
| 2024-12-17 | ASCENT RESOURCES - UTICA LLC - HARR MTP JF | RAYLAND, Jefferson, OH | Pass | State |
| 2024-12-17 | ASCENT RESOURCES - UTICA LLC - HARR MTP JF | RAYLAND, Jefferson, OH | Pass | State |
| 2024-12-17 | EASTERN GAS TRANSMISSION & STORAGE, INC MULLETT STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-12-17 | EASTERN GAS TRANSMISSION & STORAGE, INC MULLETT STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-12-17 | EASTERN GAS TRANSMISSION & STORAGE, INC MULLETT STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-12-16 | ASCENT RESOURCES - UTICA, LLC - CHC DUTTON (WHEELING) | FLUSHING, Belmont, OH | Pass | State |
| 2024-12-16 | ASCENT RESOURCES - UTICA, LLC - CHC DUTTON (WHEELING) | FLUSHING, Belmont, OH | Pass | State |
| 2024-12-16 | ASCENT RESOURCES - UTICA, LLC - CHC DUTTON (WHEELING) | FLUSHING, Belmont, OH | Pass | State |
| 2024-12-16 | ASCENT RESOURCES - BEACON CDZ HR | CADIZ, Harrison, OH | Pass | State |
| 2024-12-16 | ASCENT RESOURCES - BEACON CDZ HR | CADIZ, Harrison, OH | Pass | State |
| 2024-12-16 | ASCENT RESOURCES - BEACON CDZ HR | CADIZ, Harrison, OH | Pass | State |
| 2024-12-16 | CLEVELAND-CLIFFS STEEL CORPORATION — high-priority violation on file | MIDDLETOWN, Butler, OH | Pass | State |
| 2024-12-16 | PROCTER & GAMBLE MASON BUSINESS & INNOVATION CENTER | MASON, Warren, OH | Pass | State |
| 2024-12-16 | PROCTER & GAMBLE MASON BUSINESS & INNOVATION CENTER | MASON, Warren, OH | Pass | State |
| 2024-12-16 | PROCTER & GAMBLE MASON BUSINESS & INNOVATION CENTER | MASON, Warren, OH | Pass | State |
| 2024-12-16 | PROCTER & GAMBLE MASON BUSINESS & INNOVATION CENTER | MASON, Warren, OH | Pass | State |
| 2024-12-13 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-12-13 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-12-13 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Fail | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Fail | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-13 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-13 | EOG RESOURCES, INC. - SHUGERT GY CEN PAD | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-12-13 | EOG RESOURCES, INC. - SHUGERT GY CEN PAD | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-12-13 | EOG RESOURCES, INC. - SHUGERT GY CEN PAD | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | AMSTED RAIL - COLUMBUS PLANT | GROVEPORT, Franklin, OH | Pass | State |
| 2024-12-12 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-12 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-12 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-12 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-12 | EOG RESOURCES, INC. - SHUGERT GY CEN PAD | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-12-12 | EOG RESOURCES, INC. - SHUGERT GY CEN PAD | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-12-11 | NESTLE R&D CENTER, INC. | MARYSVILLE, Union, OH | Pass | State |
| 2024-12-11 | NESTLE R&D CENTER, INC. | MARYSVILLE, Union, OH | Pass | State |
| 2024-12-11 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-11 | NORTHSTAR BLUESCOPE STEEL, LLC | DELTA, Fulton, OH | Pass | State |
| 2024-12-11 | FIRST SOLAR INC. | WALBRIDGE, Wood, OH | Pass | State |
| 2024-12-11 | ASCENT RESOURCES - UTICA LLC - MALDON WRN BL | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-12-11 | ASCENT RESOURCES - UTICA LLC - MALDON WRN BL | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-12-11 | ASCENT RESOURCES - UTICA LLC - MALDON WRN BL | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-12-11 | TMS INTERNATIONAL, LLC | MIDDLETOWN, Butler, OH | Pass | State |
| 2024-12-10 | JOHNS MANVILLE - WATERVILLE 07 | WATERVILLE, Lucas, OH | Pass | State |
| 2024-12-10 | JOHNS MANVILLE - WATERVILLE 07 | WATERVILLE, Lucas, OH | Pass | State |
| 2024-12-10 | JOHNS MANVILLE - WATERVILLE 07 | WATERVILLE, Lucas, OH | Pass | State |
| 2024-12-10 | JOHNS MANVILLE - WATERVILLE 07 | WATERVILLE, Lucas, OH | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register with stack tests in OH for 2024. It lists 2,721 stack tests recorded in 2024.