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 |
|---|---|---|---|---|
| 2024-03-26 | PAVONIA COUNTER STORAGE | ASHLAND, Ashland, OH | Pass | State |
| 2024-03-26 | PAVONIA COUNTER STORAGE | ASHLAND, Ashland, OH | Pass | State |
| 2024-03-26 | PAVONIA COUNTER STORAGE | ASHLAND, Ashland, OH | Pass | State |
| 2024-03-26 | DOMINION RESOURCE SERVICES - SIRON | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-03-26 | DOMINION RESOURCE SERVICES - SIRON | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-03-26 | DOMINION RESOURCE SERVICES - SIRON | CAMBRIDGE, Guernsey, OH | Pass | State |
| 2024-03-26 | EASTERN GAS TRANSMISSION & STORAGE, INC MULLETT STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | EASTERN GAS TRANSMISSION & STORAGE, INC MULLETT STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | EASTERN GAS TRANSMISSION & STORAGE, INC MULLETT STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | EASTERN GAS TRANSMISSION & STORAGE, INC MULLETT STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | EASTERN GAS TRANSMISSION & STORAGE, INC MULLETT STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | EASTERN GAS TRANSMISSION & STORAGE, INC MULLETT STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2024-03-26 | THE PROCTER AND GAMBLE CO. | CINCINNATI, Hamilton, OH | Pass | State |
| 2024-03-25 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-03-25 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-03-25 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-03-25 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-03-25 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-03-25 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-03-25 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-03-25 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-03-25 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-03-22 | THE LUBRIZOL CORPORATION | PAINESVILLE, Lake, OH | Pass | State |
| 2024-03-21 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Fail | State |
| 2024-03-21 | EOG RESOURCES, INC. - OLIVER CR MON PAD | CARROLLTON, Carroll, OH | Pass | State |
| 2024-03-21 | EOG RESOURCES, INC. - OLIVER CR MON PAD | CARROLLTON, Carroll, OH | Pass | State |
| 2024-03-21 | EOG RESOURCES, INC. - OLIVER CR MON PAD | CARROLLTON, Carroll, OH | Pass | State |
| 2024-03-21 | TEXAS EASTERN TRANSMISSION - LEBANON | LEBANON, Warren, OH | Pass | State |
| 2024-03-20 | QNITY | CIRCLEVILLE, Pickaway, OH | Pass | State |
| 2024-03-20 | QNITY | CIRCLEVILLE, Pickaway, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | ROVER PIPELINE - MAINLINE CS1 | SHERRODSVILLE, Carroll, OH | Pass | State |
| 2024-03-20 | TEXAS EASTERN TRANSMISSIONS L.P. - SOMERSET | SOMERSET, Perry, OH | Pass | State |
| 2024-03-20 | TEXAS EASTERN TRANSMISSIONS L.P. - SOMERSET | SOMERSET, Perry, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2024-03-19 | EOG RESOURCES, INC. - SHC ENTERPRISES 32-13-6 PAD | BOWERSTON, Harrison, OH | Pass | State |
| 2024-03-19 | EOG RESOURCES, INC. - SHC ENTERPRISES 32-13-6 PAD | BOWERSTON, Harrison, OH | Pass | State |
| 2024-03-18 | HANOVERTON COMPRESSOR STATION | HANOVERTON, Columbiana, OH | Pass | State |
| 2024-03-18 | HANOVERTON COMPRESSOR STATION | HANOVERTON, Columbiana, OH | Pass | State |
| 2024-03-18 | HANOVERTON COMPRESSOR STATION | HANOVERTON, Columbiana, OH | Pass | State |
| 2024-03-18 | HANOVERTON COMPRESSOR STATION | HANOVERTON, Columbiana, OH | Pass | State |
| 2024-03-18 | HANOVERTON COMPRESSOR STATION | HANOVERTON, Columbiana, OH | Pass | State |
| 2024-03-15 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-03-15 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-03-15 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-03-15 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-03-15 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-03-15 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-03-15 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-03-15 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-03-15 | KILGORE COMPRESSOR STATION-UTICA GAS SERVICES, LLC | KILGORE, Carroll, OH | Pass | State |
| 2024-03-15 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | SALESVILLE, Guernsey, OH | Pass | State |
| 2024-03-15 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | SALESVILLE, Guernsey, OH | Pass | State |
| 2024-03-15 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | SALESVILLE, Guernsey, OH | Pass | State |
| 2024-03-15 | CLEVELAND-CLIFFS STEEL CORPORATION - ZANESVILLE WORKS | ZANESVILLE, Muskingum, OH | Pass | State |
| 2024-03-15 | THE MEDICAL CENTER COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2024-03-14 | WEAVER RIDGE WOOD | BERLIN, TOWNSHIP OF, Holmes, OH | Pass | State |
| 2024-03-14 | JAY INDUSTRIES, INC | MANSFIELD, Richland, OH | Pass | State |
| 2024-03-14 | JAY INDUSTRIES, INC | MANSFIELD, Richland, OH | Pass | State |
| 2024-03-14 | JAY INDUSTRIES, INC | MANSFIELD, Richland, OH | Pass | State |
| 2024-03-14 | JAY INDUSTRIES, INC | MANSFIELD, Richland, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.