EPA Air · stack tests by state and year
Air-emissions stack tests in Ohio, 2023
- 2,800Stack 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 2023; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Ohio, 2023
- Harrison County 297
- Belmont County 276
- Monroe County 271
- Carroll County 208
- Lucas County 187
- Jefferson County 138
- Cuyahoga County 126
- Guernsey County 93
- Wayne County 68
- Hamilton County 66
- Noble County 57
- Montgomery County 56
- Franklin County 51
- Fulton County 50
- Washington County 49
- Undetermined County 48
- Trumbull County 46
- Columbiana County 46
- Licking County 43
- Mahoning County 41
- Stark County 38
- Marion County 34
- Ashtabula County 31
- Pickaway County 29
- Tuscarawas County 28
- Greene County 27
- Fayette County 27
- Perry County 26
- Warren County 24
- Wood County 21
- Portage County 20
- Crawford County 17
- Butler County 17
- Summit County 16
- Allen County 16
- Muskingum County 14
- Medina County 14
- Sandusky County 14
- Lorain County 13
- Lake County 11
- Huron County 11
- Union County 10
- Ottawa County 10
- Delaware County 9
- Wyandot County 9
- Brown County 9
- Darke County 9
- Holmes County 8
- Seneca County 6
- Putnam County 6
- Defiance County 5
- Erie County 5
- Logan County 5
- Auglaize County 4
- Lawrence County 4
- Fairfield County 4
- Paulding County 4
- Richland County 3
- Gallia County 3
- Scioto County 3
Ohio, other years
Air-emissions stack tests recorded in Ohio, 2023
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2023-10-11 | ASCENT RESOURCES - UTICA LLC - ROSE NTG HR | CADIZ, Harrison, OH | Pass | State |
| 2023-10-11 | ASCENT RESOURCES - UTICA LLC - ROSE NTG HR | CADIZ, Harrison, OH | Pass | State |
| 2023-10-11 | ASCENT RESOURCES - UTICA LLC - ROSE NTG HR | CADIZ, Harrison, OH | Pass | State |
| 2023-10-10 | NEWTON ASPHALT — high-priority violation on file | DOVER, Tuscarawas, OH | Pass | State |
| 2023-10-10 | NEWTON ASPHALT — high-priority violation on file | DOVER, Tuscarawas, OH | Pass | State |
| 2023-10-10 | NEWTON ASPHALT — high-priority violation on file | DOVER, Tuscarawas, OH | Fail | State |
| 2023-10-10 | AURORA - SUNOCO LLC | AURORA, Portage, OH | Pass | State |
| 2023-10-10 | AURORA - SUNOCO LLC | AURORA, Portage, OH | Pass | State |
| 2023-10-06 | EOG RESOURCES, INC. - APPLEGATH BOOSTER STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2023-10-06 | EOG RESOURCES, INC. - APPLEGATH BOOSTER STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2023-10-06 | EOG RESOURCES, INC. - APPLEGATH BOOSTER STATION | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2023-10-06 | PPG INDUSTRIES OHIO, INC. | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2023-10-06 | PPG INDUSTRIES OHIO, INC. | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2023-10-06 | PPG INDUSTRIES OHIO, INC. | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2023-10-06 | PPG INDUSTRIES OHIO, INC. | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2023-10-05 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2023-10-05 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2023-10-05 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2023-10-05 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2023-10-05 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2023-10-05 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2023-10-05 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2023-10-05 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2023-10-05 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2023-10-05 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2023-10-05 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2023-10-05 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2023-10-05 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2023-10-05 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2023-10-05 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2023-10-05 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2023-10-05 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2023-10-05 | EOG RESOURCES, INC. - KRAMER 1-13-7 PAD | CADIZ, Harrison, OH | Pass | State |
| 2023-10-05 | EOG RESOURCES, INC. - KRAMER 1-13-7 PAD | CADIZ, Harrison, OH | Pass | State |
| 2023-10-05 | EOG RESOURCES, INC. - KRAMER 1-13-7 PAD | CADIZ, Harrison, OH | Pass | State |
| 2023-10-05 | AMG VANADIUM LLC | ZANESVILLE, Muskingum, OH | Pass | State |
| 2023-10-05 | AMG VANADIUM LLC | ZANESVILLE, Muskingum, OH | Pass | State |
| 2023-10-05 | VALLEY ASPHALT #14 | NEWTOWN, Hamilton, OH | Pass | State |
| 2023-10-04 | EOG RESOURCES, INC. - BARNHART 36-12-5 PAD | KILGORE, Carroll, OH | Pass | State |
| 2023-10-04 | EOG RESOURCES, INC. - BARNHART 36-12-5 PAD | KILGORE, Carroll, OH | Pass | State |
| 2023-10-04 | EOG RESOURCES, INC. - BARNHART 36-12-5 PAD | KILGORE, Carroll, OH | Pass | State |
| 2023-10-03 | CARDINAL POWER PLANT (CARDINAL OPERATING COMPANY) | BRILLIANT, Jefferson, OH | Pass | State |
| 2023-10-02 | BLUE RACER MIDSTREAM LLC - HFS#1 (CADIZ B) | CADIZ, Harrison, OH | Pass | State |
| 2023-10-02 | BLUE RACER MIDSTREAM LLC - HFS#1 (CADIZ B) | CADIZ, Harrison, OH | Pass | State |
| 2023-10-02 | BLUE RACER MIDSTREAM LLC - HFS#1 (CADIZ B) | CADIZ, Harrison, OH | Pass | State |
| 2023-09-28 | LIMA REFINING COMPANY — high-priority violation on file | LIMA, Allen, OH | Pass | State |
| 2023-09-28 | LIMA REFINING COMPANY — high-priority violation on file | LIMA, Allen, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | OHIO, Undetermined, OH | Pass | State |
| 2023-09-28 | BUCKEYE POWER GREENVILLE STATION | GREENVILLE, Darke, OH | Pass | State |
| 2023-09-28 | HARBISONWALKER INTERNATIONAL, INC. | WINDHAM, Portage, OH | Pass | State |
| 2023-09-27 | BUCKEYE POWER GREENVILLE STATION | GREENVILLE, Darke, OH | Pass | State |
| 2023-09-27 | BUCKEYE POWER GREENVILLE STATION | GREENVILLE, Darke, OH | Pass | State |
| 2023-09-27 | B & C CASTINGS | BARBERTON, Summit, OH | Pass | State |
| 2023-09-27 | B & C CASTINGS | BARBERTON, Summit, OH | Pass | State |
| 2023-09-27 | B & C CASTINGS | BARBERTON, Summit, OH | Pass | State |
| 2023-09-26 | CENTRAL OHIO ASPHALT | CHESTERVILLE, Morrow, OH | Pass | State |
| 2023-09-26 | EOG RESOURCES, INC. - ADDY 9-12-6 PAD | SCIO, Harrison, OH | Pass | State |
| 2023-09-26 | EOG RESOURCES, INC. - ADDY 9-12-6 PAD | SCIO, Harrison, OH | Pass | State |
| 2023-09-26 | CUYAHOGA ASPHALT MATERIALS - SHALERSVILLE | MANTUA, Portage, OH | Pass | State |
| 2023-09-25 | EOG RESOURCES, INC. - ADDY 9-12-6 PAD | SCIO, Harrison, OH | Pass | State |
| 2023-09-25 | EOG RESOURCES, INC. - ADDY 9-12-6 PAD | SCIO, Harrison, OH | Pass | State |
| 2023-09-25 | EOG RESOURCES, INC. - ADDY 9-12-6 PAD | SCIO, Harrison, OH | Pass | State |
| 2023-09-22 | CLEVELAND-CLIFFS WARREN | WARREN, Trumbull, OH | Pass | State |
| 2023-09-22 | NEXPERA FORT HILL PLANT | NORTH BEND, Hamilton, OH | Pass | State |
| 2023-09-21 | GFS CHEMICALS INC | COLUMBUS, Franklin, OH | Fail | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.