EPA Air · stack tests by state and year
Air-emissions stack tests in Ohio, 2021
- 2,582Stack 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 2021; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Ohio, 2021
- Monroe County 258
- Belmont County 208
- Franklin County 204
- Harrison County 157
- Lucas County 147
- Montgomery County 112
- Licking County 110
- Cuyahoga County 93
- Jefferson County 92
- Carroll County 78
- Richland County 78
- Columbiana County 71
- Hamilton County 70
- Noble County 51
- Guernsey County 50
- Stark County 49
- Mahoning County 48
- Wayne County 45
- Undetermined County 43
- Huron County 35
- Butler County 32
- Defiance County 32
- Pickaway County 26
- Union County 25
- Darke County 25
- Warren County 25
- Wood County 24
- Madison County 23
- Perry County 23
- Allen County 21
- Ashtabula County 21
- Fayette County 20
- Lorain County 19
- Summit County 18
- Scioto County 17
- Crawford County 15
- Delaware County 14
- Trumbull County 13
- Medina County 12
- Knox County 12
- Greene County 11
- Seneca County 10
- Brown County 10
- Putnam County 9
- Lake County 9
- Williams County 9
- Tuscarawas County 9
- Muskingum County 8
- Clermont County 8
- Fairfield County 7
- Washington County 7
- Jackson County 5
- Erie County 5
- Lawrence County 5
- Athens County 5
- Vinton County 5
- Gallia County 5
- Shelby County 5
- Marion County 5
- Ross County 4
- Preble County 4
- Logan County 3
- Portage County 3
- Holmes County 3
Ohio, other years
Air-emissions stack tests recorded in Ohio, 2021
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2021-09-01 | EQM OLYMPUS MIDSTREAM LLC - LONESTAR COMPRESSOR STATION | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2021-09-01 | BLUE RACER MIDSTREAM LLC - HFS#3 (ATHENS B) | NEW ATHENS, Harrison, OH | Pass | State |
| 2021-09-01 | BLUE RACER MIDSTREAM LLC - HFS#3 (ATHENS B) | NEW ATHENS, Harrison, OH | Pass | State |
| 2021-09-01 | BLUE RACER MIDSTREAM LLC - HFS#3 (ATHENS B) | NEW ATHENS, Harrison, OH | Pass | State |
| 2021-09-01 | KOKOSING MATERIALS, INC. PLANT 516 | MEDINA, Medina, OH | Pass | State |
| 2021-09-01 | KOKOSING MATERIALS, INC. PLANT 516 | MEDINA, Medina, OH | Pass | State |
| 2021-08-31 | USA WASTE GENEVA LANDFILL, INC. | GENEVA, Ashtabula, OH | Pass | State |
| 2021-08-31 | USA WASTE GENEVA LANDFILL, INC. | GENEVA, Ashtabula, OH | Pass | State |
| 2021-08-31 | USA WASTE GENEVA LANDFILL, INC. | GENEVA, Ashtabula, OH | Pass | State |
| 2021-08-31 | USA WASTE GENEVA LANDFILL, INC. | GENEVA, Ashtabula, OH | Pass | State |
| 2021-08-31 | USA WASTE GENEVA LANDFILL, INC. | GENEVA, Ashtabula, OH | Pass | State |
| 2021-08-31 | USA WASTE GENEVA LANDFILL, INC. | GENEVA, Ashtabula, OH | Pass | State |
| 2021-08-31 | USA WASTE GENEVA LANDFILL, INC. | GENEVA, Ashtabula, OH | Pass | State |
| 2021-08-31 | USA WASTE GENEVA LANDFILL, INC. | GENEVA, Ashtabula, OH | Pass | State |
| 2021-08-31 | USA WASTE GENEVA LANDFILL, INC. | GENEVA, Ashtabula, OH | Pass | State |
| 2021-08-31 | NSG GLASS NORTH AMERICA, INC. — high-priority violation on file | LUCKEY, Wood, OH | Pass | State |
| 2021-08-31 | PILKINGTON NORTH AMERICA INC — high-priority violation on file | ROSSFORD, Wood, OH | Pass | State |
| 2021-08-31 | EQM OLYMPUS MIDSTREAM, LLC - EMPIRE COMPRESSOR STATION | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2021-08-31 | EQM OLYMPUS MIDSTREAM, LLC - EMPIRE COMPRESSOR STATION | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2021-08-31 | EQM OLYMPUS MIDSTREAM, LLC - EMPIRE COMPRESSOR STATION | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2021-08-31 | BLUE RACER MIDSTREAM LLC - GUERNSEY CO FIELD STATION #1 | FAIRVIEW, Guernsey, OH | Pass | State |
| 2021-08-31 | BLUE RACER MIDSTREAM LLC - GUERNSEY CO FIELD STATION #1 | FAIRVIEW, Guernsey, OH | Pass | State |
| 2021-08-31 | BLUE RACER MIDSTREAM LLC - GUERNSEY CO FIELD STATION #1 | FAIRVIEW, Guernsey, OH | Pass | State |
| 2021-08-31 | BLUE RACER MIDSTREAM LLC - HFS#2 | CADIZ, Harrison, OH | Pass | State |
| 2021-08-31 | BLUE RACER MIDSTREAM LLC - HFS#2 | CADIZ, Harrison, OH | Pass | State |
| 2021-08-31 | BLUE RACER MIDSTREAM LLC - HFS#2 | CADIZ, Harrison, OH | Pass | State |
| 2021-08-30 | MENARD'S INC. INDUSTRIAL FACILITY | JEFFERSONVILLE, Fayette, OH | Pass | State |
| 2021-08-30 | MENARD'S INC. INDUSTRIAL FACILITY | JEFFERSONVILLE, Fayette, OH | Pass | State |
| 2021-08-30 | BLUE RACER MIDSTREAM LLC - NOBLE CO FIELD STATION #1 | SUMMERFIELD, Noble, OH | Pass | State |
| 2021-08-30 | BLUE RACER MIDSTREAM LLC - NOBLE CO FIELD STATION #1 | SUMMERFIELD, Noble, OH | Pass | State |
| 2021-08-30 | BLUE RACER MIDSTREAM LLC - NOBLE CO FIELD STATION #1 | SUMMERFIELD, Noble, OH | Pass | State |
| 2021-08-30 | BLUE RACER MIDSTREAM LLC - NOBLE CO FIELD STATION #1 | SUMMERFIELD, Noble, OH | Pass | State |
| 2021-08-30 | BLUE RACER MIDSTREAM LLC - NOBLE CO FIELD STATION #1 | SUMMERFIELD, Noble, OH | Pass | State |
| 2021-08-30 | BLUE RACER MIDSTREAM LLC - NOBLE CO FIELD STATION #1 | SUMMERFIELD, Noble, OH | Pass | State |
| 2021-08-27 | MSC WALBRIDGE COATINGS INC — high-priority violation on file | WALBRIDGE, Wood, OH | Pass | State |
| 2021-08-26 | VALERO RENEWABLE FUELS COMPANY, LLC | BLOOMINGBURG, Fayette, OH | Pass | State |
| 2021-08-26 | VALERO RENEWABLE FUELS COMPANY, LLC | BLOOMINGBURG, Fayette, OH | Pass | State |
| 2021-08-26 | SHROYER PAD 952884 | CLARINGTON, Monroe, OH | Pass | State |
| 2021-08-26 | SHROYER PAD 952884 | CLARINGTON, Monroe, OH | Pass | State |
| 2021-08-26 | SHROYER PAD 952884 | CLARINGTON, Monroe, OH | Pass | State |
| 2021-08-26 | SRC WORLDWIDE, INC. — high-priority violation on file | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2021-08-26 | SRC WORLDWIDE, INC. — high-priority violation on file | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2021-08-26 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2021-08-26 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2021-08-26 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2021-08-26 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2021-08-26 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2021-08-26 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Fail | State |
| 2021-08-26 | MANE, INC. — high-priority violation on file | LEBANON, Warren, OH | Pass | State |
| 2021-08-26 | MANE, INC. — high-priority violation on file | LEBANON, Warren, OH | Pass | State |
| 2021-08-26 | MANE, INC. — high-priority violation on file | LEBANON, Warren, OH | Pass | State |
| 2021-08-26 | MANE, INC. — high-priority violation on file | LEBANON, Warren, OH | Pass | State |
| 2021-08-25 | CARDINAL POWER PLANT (CARDINAL OPERATING COMPANY) | BRILLIANT, Jefferson, OH | Pass | State |
| 2021-08-25 | ENBRIDGE - WOODSFIELD STATION | WOODSFIELD, Monroe, OH | Pass | State |
| 2021-08-25 | ENBRIDGE - WOODSFIELD STATION | WOODSFIELD, Monroe, OH | Pass | State |
| 2021-08-25 | ENBRIDGE - WOODSFIELD STATION | WOODSFIELD, Monroe, OH | Pass | State |
| 2021-08-24 | BATTELLE MEMORIAL INSTITUTE | WEST JEFFERSON, Madison, OH | Pass | State |
| 2021-08-24 | WALLEYE POWER, LLC, BAY SHORE PLANT | OREGON, Lucas, OH | Pass | State |
| 2021-08-24 | ENBRIDGE - SUMMERFIELD COMPRESSOR STATION | CALDWELL, Noble, OH | Pass | State |
| 2021-08-24 | ENBRIDGE - SUMMERFIELD COMPRESSOR STATION | CALDWELL, Noble, OH | Pass | State |
| 2021-08-24 | ENBRIDGE - SUMMERFIELD COMPRESSOR STATION | CALDWELL, Noble, OH | Pass | State |
| 2021-08-23 | HONDA DEV. & MFG. OF AMERICA, LLC, EAST LIBERTY PLANT | EAST LIBERTY, Logan, OH | Pass | State |
| 2021-08-23 | HONDA DEV. & MFG. OF AMERICA, LLC, EAST LIBERTY PLANT | EAST LIBERTY, Logan, OH | Pass | State |
| 2021-08-23 | HONDA DEV. & MFG. OF AMERICA, LLC, EAST LIBERTY PLANT | EAST LIBERTY, Logan, OH | Pass | State |
| 2021-08-23 | INEOS ABS (USA) CORPORATION — high-priority violation on file | ADDYSTON, Hamilton, OH | Pass | State |
| 2021-08-20 | XTO ENERGY INC. MONROE NORTH 1H | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2021-08-20 | XTO ENERGY INC. MONROE NORTH 1H | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2021-08-20 | XTO ENERGY INC. MONROE NORTH 1H | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2021-08-20 | XTO ENERGY INC. MONROE NORTH 1H | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2021-08-19 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2021-08-19 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2021-08-19 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2021-08-19 | MARKWEST - CADIZ GAS PLANT | CADIZ, Harrison, OH | Pass | State |
| 2021-08-19 | MARKWEST - CADIZ GAS PLANT | CADIZ, Harrison, OH | Pass | State |
| 2021-08-19 | MARKWEST - CADIZ GAS PLANT | CADIZ, Harrison, OH | Pass | State |
| 2021-08-19 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2021-08-19 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2021-08-19 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2021-08-19 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2021-08-19 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2021-08-19 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2021-08-19 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2021-08-19 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2021-08-19 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2021-08-19 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2021-08-18 | PRO-TEC COATING COMPANY | LEIPSIC, Putnam, OH | Pass | State |
| 2021-08-18 | PRO-TEC COATING COMPANY | LEIPSIC, Putnam, OH | Pass | State |
| 2021-08-18 | TYSON FOODS, INC. | WEST CHESTER, TOWNSHIP OF, Butler, OH | Pass | State |
| 2021-08-18 | TYSON FOODS, INC. | WEST CHESTER, TOWNSHIP OF, Butler, OH | Pass | State |
| 2021-08-18 | TYSON FOODS, INC. | WEST CHESTER, TOWNSHIP OF, Butler, OH | Pass | State |
| 2021-08-18 | TYSON FOODS, INC. | WEST CHESTER, TOWNSHIP OF, Butler, OH | Pass | State |
| 2021-08-18 | TYSON FOODS, INC. | WEST CHESTER, TOWNSHIP OF, Butler, OH | Pass | State |
| 2021-08-18 | TYSON FOODS, INC. | WEST CHESTER, TOWNSHIP OF, Butler, OH | Pass | State |
| 2021-08-18 | CROSBY-HARRISON COMPRESSOR STATION | HARRISON, Hamilton, OH | Pass | State |
| 2021-08-18 | CROSBY-HARRISON COMPRESSOR STATION | HARRISON, Hamilton, OH | Pass | State |
| 2021-08-17 | PRO-TEC COATING COMPANY | LEIPSIC, Putnam, OH | Pass | State |
| 2021-08-17 | PRO-TEC COATING COMPANY | LEIPSIC, Putnam, OH | Pass | State |
| 2021-08-17 | BARRETT PAVING - CAMDEN ASPHALT | CAMDEN, Preble, OH | Pass | State |
| 2021-08-17 | UNIVERSITY OF CINCINNATI | CINCINNATI, Hamilton, OH | Pass | State |
| 2021-08-17 | UNIVERSITY OF CINCINNATI | CINCINNATI, Hamilton, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.