EPA Air · stack tests by state and year
Air-emissions stack tests in Ohio, 2020
- 2,194Stack 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 2020; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Ohio, 2020
- Monroe County 238
- Belmont County 200
- Harrison County 186
- Cuyahoga County 129
- Guernsey County 100
- Carroll County 91
- Franklin County 91
- Lucas County 74
- Jefferson County 67
- Hamilton County 64
- Defiance County 62
- Wayne County 56
- Stark County 53
- Montgomery County 51
- Washington County 46
- Licking County 42
- Butler County 42
- Columbiana County 38
- Noble County 38
- Undetermined County 29
- Fulton County 29
- Mahoning County 24
- Greene County 24
- Summit County 23
- Perry County 21
- Union County 21
- Ashtabula County 20
- Lorain County 20
- Allen County 19
- Darke County 18
- Seneca County 18
- Fairfield County 16
- Crawford County 15
- Erie County 15
- Trumbull County 15
- Wood County 13
- Clermont County 13
- Warren County 13
- Gallia County 12
- Portage County 10
- Van Wert County 10
- Scioto County 10
- Pickaway County 10
- Muskingum County 8
- Fayette County 7
- Medina County 7
- Lake County 6
- Delaware County 6
- Sandusky County 6
- Tuscarawas County 6
- Richland County 6
- Huron County 6
- Jackson County 5
- Knox County 5
- Holmes County 4
- Logan County 4
- Wyandot County 4
- Lawrence County 4
- Miami County 4
- Madison County 4
- Ross County 4
- Clark County 3
- Shelby County 3
Ohio, other years
Air-emissions stack tests recorded in Ohio, 2020
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2020-05-11 | MARKWEST HARRISON WEST COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-05-11 | MARKWEST HARRISON WEST COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-05-11 | MARKWEST HARRISON WEST COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-05-11 | MARKWEST HARRISON WEST COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-05-11 | MARKWEST HARRISON WEST COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-05-11 | MARKWEST HARRISON WEST COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-05-11 | MARKWEST HARRISON WEST COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-05-07 | ASCENT RESOURCES - UTICA LLC - GIL LND GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2020-05-07 | ASCENT RESOURCES - UTICA LLC - GIL LND GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2020-05-07 | ASCENT RESOURCES - UTICA LLC - GIL LND GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2020-05-07 | EOG RESOURCES, INC. - SMITH 28-10-5-6 PAD | CADIZ, Harrison, OH | Pass | State |
| 2020-05-07 | EOG RESOURCES, INC. - SMITH 28-10-5-6 PAD | CADIZ, Harrison, OH | Pass | State |
| 2020-05-07 | EOG RESOURCES, INC. - SMITH 28-10-5-6 PAD | CADIZ, Harrison, OH | Pass | State |
| 2020-05-07 | PARKER TRUTEC | SPRINGFIELD, Clark, OH | Pass | State |
| 2020-05-07 | PARKER TRUTEC | SPRINGFIELD, Clark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-07 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-06 | PARKER TRUTEC | SPRINGFIELD, Clark, OH | Pass | State |
| 2020-05-06 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-06 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-06 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-06 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-06 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-06 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-06 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-06 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-06 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-06 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-06 | EASTERN GAS TRANSMISSION AND STORAGE - LEBANON STATION | LEBANON, Warren, OH | Pass | State |
| 2020-05-06 | EASTERN GAS TRANSMISSION AND STORAGE - LEBANON STATION | LEBANON, Warren, OH | Pass | State |
| 2020-05-06 | EASTERN GAS TRANSMISSION AND STORAGE - LEBANON STATION | LEBANON, Warren, OH | Pass | State |
| 2020-05-06 | EASTERN GAS TRANSMISSION AND STORAGE - LEBANON STATION | LEBANON, Warren, OH | Pass | State |
| 2020-05-06 | EASTERN GAS TRANSMISSION AND STORAGE - LEBANON STATION | LEBANON, Warren, OH | Pass | State |
| 2020-05-06 | EASTERN GAS TRANSMISSION AND STORAGE - LEBANON STATION | LEBANON, Warren, OH | Pass | State |
| 2020-05-05 | GENERAL JAMES M. GAVIN POWER PLANT | CHESHIRE, Gallia, OH | Pass | State |
| 2020-05-05 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2020-05-05 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-05 | MPLX TERMINALS LLC - CANTON TERMINAL | CANTON, Stark, OH | Pass | State |
| 2020-05-05 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-05-05 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-05-05 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-05-05 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-05-04 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2020-05-01 | ROVER PIPELINE - CLARINGTON COMPRESSOR STATION | BEALLSVILLE, Monroe, OH | Pass | State |
| 2020-05-01 | ROVER PIPELINE - CLARINGTON COMPRESSOR STATION | BEALLSVILLE, Monroe, OH | Pass | State |
| 2020-05-01 | ROVER PIPELINE - CLARINGTON COMPRESSOR STATION | BEALLSVILLE, Monroe, OH | Pass | State |
| 2020-05-01 | ROVER PIPELINE - CLARINGTON COMPRESSOR STATION | BEALLSVILLE, Monroe, OH | Pass | State |
| 2020-05-01 | ROVER PIPELINE - CLARINGTON COMPRESSOR STATION | BEALLSVILLE, Monroe, OH | Pass | State |
| 2020-05-01 | ROVER PIPELINE - CLARINGTON COMPRESSOR STATION | BEALLSVILLE, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-30 | OHIO RIVER SYSTEM LLC - REX BOOSTER STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
| 2020-04-29 | UTICA GAS SERVICES, LLC - SCIO COMPRESSOR STATION | SCIO, Harrison, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.