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 |
|---|---|---|---|---|
| 2020-04-02 | MARKWEST LAKE COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-04-02 | MARKWEST LAKE COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-04-02 | MARKWEST LAKE COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-04-02 | MARKWEST LAKE COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-04-02 | MARKWEST LAKE COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-04-02 | MARKWEST LAKE COMPRESSOR STATION | FREEPORT, Harrison, OH | Pass | State |
| 2020-04-01 | EASTERN GAS TRANSMISSION AND STORAGE, INC. | GROVEPORT, Franklin, OH | Pass | State |
| 2020-04-01 | EASTERN GAS TRANSMISSION AND STORAGE, INC. | GROVEPORT, Franklin, OH | Pass | State |
| 2020-04-01 | EASTERN GAS TRANSMISSION AND STORAGE, INC. | GROVEPORT, Franklin, OH | Pass | State |
| 2020-04-01 | EASTERN GAS TRANSMISSION AND STORAGE, INC. | GROVEPORT, Franklin, OH | Pass | State |
| 2020-04-01 | EASTERN GAS TRANSMISSION AND STORAGE, INC. | GROVEPORT, Franklin, OH | Pass | State |
| 2020-04-01 | EASTERN GAS TRANSMISSION AND STORAGE, INC. | GROVEPORT, Franklin, OH | Pass | State |
| 2020-04-01 | EASTERN GAS TRANSMISSION AND STORAGE, INC. | GROVEPORT, Franklin, OH | Pass | State |
| 2020-04-01 | EASTERN GAS TRANSMISSION AND STORAGE, INC. | GROVEPORT, Franklin, OH | Pass | State |
| 2020-04-01 | EASTERN GAS TRANSMISSION AND STORAGE, INC. | GROVEPORT, Franklin, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | MARKWEST HUMPHREYS COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2020-04-01 | COLUMBIA PIPELINE GROUP-OAK HILL COMPRESSOR STATION | MADISON, TOWNSHIP OF, Jackson, OH | Pass | State |
| 2020-04-01 | COLUMBIA PIPELINE GROUP-OAK HILL COMPRESSOR STATION | MADISON, TOWNSHIP OF, Jackson, OH | Pass | State |
| 2020-04-01 | COLUMBIA PIPELINE GROUP-OAK HILL COMPRESSOR STATION | MADISON, TOWNSHIP OF, Jackson, OH | Pass | State |
| 2020-04-01 | CARGILL, INC. - DAYTON | DAYTON, Montgomery, OH | Pass | State |
| 2020-04-01 | CARGILL, INC. - DAYTON | DAYTON, Montgomery, OH | Pass | State |
| 2020-03-31 | FIBER-TECH INDUSTRIES INC — high-priority violation on file | WASHINGTON COURT HOUSE, Fayette, OH | Pass | State |
| 2020-03-31 | OUTLAW PAD 952731 | SALESVILLE, Guernsey, OH | Pass | State |
| 2020-03-31 | OUTLAW PAD 952731 | SALESVILLE, Guernsey, OH | Pass | State |
| 2020-03-31 | OUTLAW PAD 952731 | SALESVILLE, Guernsey, OH | Pass | State |
| 2020-03-31 | ATI AVIATION SERVICES, LLC | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2020-03-26 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Fail | State |
| 2020-03-26 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Fail | State |
| 2020-03-26 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Fail | State |
| 2020-03-26 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Fail | State |
| 2020-03-26 | ASCENT RESOURCES - UTICA LLC - TARPLEY OXF GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2020-03-26 | ASCENT RESOURCES - UTICA LLC - TARPLEY OXF GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2020-03-26 | ASCENT RESOURCES - UTICA LLC - TARPLEY OXF GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2020-03-26 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-03-26 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Fail | State |
| 2020-03-26 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-03-26 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-03-26 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-03-26 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-03-26 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-03-26 | ENBRIDGE GAS OHIO - PIKE COMPRESSOR STATION | CANTON, Stark, OH | Pass | State |
| 2020-03-25 | EUREKA MIDSTREAM GERMAN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2020-03-25 | EUREKA MIDSTREAM GERMAN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2020-03-25 | EUREKA MIDSTREAM GERMAN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2020-03-25 | EUREKA MIDSTREAM GERMAN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2020-03-25 | EUREKA MIDSTREAM GERMAN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2020-03-25 | EUREKA MIDSTREAM GERMAN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2020-03-25 | EUREKA MIDSTREAM GERMAN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2020-03-25 | EUREKA MIDSTREAM GERMAN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2020-03-25 | EUREKA MIDSTREAM GERMAN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2020-03-23 | RICE DRILLING D LLC - DANGEL PAD | SARDIS, Monroe, OH | Pass | State |
| 2020-03-23 | RICE DRILLING D LLC - DANGEL PAD | SARDIS, Monroe, OH | Pass | State |
| 2020-03-23 | RICE DRILLING D LLC - DANGEL PAD | SARDIS, Monroe, OH | Pass | State |
| 2020-03-23 | COLUMBIA PIPELINE GROUP-SUMMERFIELD | SUMMERFIELD, Noble, OH | Pass | State |
| 2020-03-23 | COLUMBIA PIPELINE GROUP-SUMMERFIELD | SUMMERFIELD, Noble, OH | Pass | State |
| 2020-03-23 | SKYE METAL RECOVERY INC | MARIETTA, Washington, OH | Pass | State |
| 2020-03-23 | SKYE METAL RECOVERY INC | MARIETTA, Washington, OH | Pass | State |
| 2020-03-18 | ARCWOOD ENVIRONMENTAL - EAST LIVERPOOL, INC. | EAST LIVERPOOL, Columbiana, OH | Pass | State |
| 2020-03-18 | ARCWOOD ENVIRONMENTAL - EAST LIVERPOOL, INC. | EAST LIVERPOOL, Columbiana, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.