EPA Air · stack tests by year
Air-emissions stack tests in 2021
- 35,950Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2021
- California 17,676
- Ohio 2,582
- Florida 1,540
- Indiana 1,495
- Oklahoma 1,318
- Georgia 1,189
- New Mexico 841
- Pennsylvania 788
- Alabama 621
- Mississippi 589
- Texas 574
- Arkansas 518
- Missouri 515
- Colorado 407
- Iowa 368
- Washington 334
- North Carolina 273
- Michigan 256
- Wisconsin 239
- Wyoming 235
- West Virginia 225
- Kentucky 222
- Delaware 222
- Montana 220
- South Carolina 217
- Minnesota 209
- Kansas 177
- Alaska 143
- Illinois 142
- Utah 140
- Nevada 136
- Virginia 131
- Nebraska 117
- Maine 110
- New Jersey 110
- New York 103
- Connecticut 99
- Tennessee 98
- North Dakota 93
- Arizona 93
- Idaho 90
- Louisiana 69
- Hawaii 64
- Maryland 56
- South Dakota 55
- District of Columbia 54
- New Hampshire 53
- Oregon 45
- Rhode Island 34
- Massachusetts 29
- Puerto Rico 19
- Vermont 17
Other years
Air-emissions stack tests recorded in 2021
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2021-10-27 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-27 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-27 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-27 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-27 | PREFERRED MATERIALS, INC. | WINTER HAVEN, Polk, FL | Pass | State |
| 2021-10-27 | CERTAINTEED LLC — high-priority violation on file | ATHENS, Clarke, GA | Pass | State |
| 2021-10-27 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | Pass | State |
| 2021-10-27 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | Pass | State |
| 2021-10-27 | GEORGIA STONE PRODUCTS-JEFFERSON QUARRY | JEFFERSON, Jackson, GA | Pass | State |
| 2021-10-27 | GEORGIA STONE PRODUCTS-JEFFERSON QUARRY | JEFFERSON, Jackson, GA | Pass | State |
| 2021-10-27 | GEORGIA STONE PRODUCTS-JEFFERSON QUARRY | JEFFERSON, Jackson, GA | Pass | State |
| 2021-10-27 | GEORGIA STONE PRODUCTS-JEFFERSON QUARRY | JEFFERSON, Jackson, GA | Pass | State |
| 2021-10-27 | GEORGIA STONE PRODUCTS-JEFFERSON QUARRY | JEFFERSON, Jackson, GA | Pass | State |
| 2021-10-27 | GEORGIA STONE PRODUCTS-JEFFERSON QUARRY | JEFFERSON, Jackson, GA | Pass | State |
| 2021-10-27 | RELIABLE ASPHALT CORP | CHICAGO, Cook, IL | Pass | State |
| 2021-10-27 | RELIABLE ASPHALT CORP | CHICAGO, Cook, IL | Pass | State |
| 2021-10-27 | PRIMARY PRODUCTS INGREDIENTS AMERICAS LLC | DECATUR, Macon, IL | Pass | State |
| 2021-10-27 | WRB REFINING LP WOOD RIVER REFINERY — high-priority violation on file | ROXANA, Madison, IL | Pass | State |
| 2021-10-27 | HILLSBORO ENERGY LLC | HILLSBORO, Montgomery, IL | Pass | State |
| 2021-10-27 | ARCHER DANIELS MIDLAND COMPANY — high-priority violation on file | FRANKFORT, Clinton, IN | Pass | State |
| 2021-10-27 | ARCHER DANIELS MIDLAND COMPANY — high-priority violation on file | FRANKFORT, Clinton, IN | Pass | State |
| 2021-10-27 | ARCHER DANIELS MIDLAND COMPANY — high-priority violation on file | FRANKFORT, Clinton, IN | Pass | State |
| 2021-10-27 | DALTON CORPORATION WARSAW MANUFACTURING FACILITY — high-priority violation on file | WARSAW, Kosciusko, IN | Pass | State |
| 2021-10-27 | DALTON CORPORATION WARSAW MANUFACTURING FACILITY — high-priority violation on file | WARSAW, Kosciusko, IN | Pass | State |
| 2021-10-27 | DALTON CORPORATION WARSAW MANUFACTURING FACILITY — high-priority violation on file | WARSAW, Kosciusko, IN | Pass | State |
| 2021-10-27 | DALTON CORPORATION WARSAW MANUFACTURING FACILITY — high-priority violation on file | WARSAW, Kosciusko, IN | Pass | State |
| 2021-10-27 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2021-10-27 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2021-10-27 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2021-10-27 | AES INDIANA PETERSBURG GENERATING STATION — high-priority violation on file | PETERSBURG, Pike, IN | Pass | State |
| 2021-10-27 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2021-10-27 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2021-10-27 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2021-10-27 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2021-10-27 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2021-10-27 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2021-10-27 | PRIMARY PRODUCTS INGREDIENTS AMERICAS, LLC | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2021-10-27 | PRIMARY PRODUCTS INGREDIENTS AMERICAS, LLC | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2021-10-27 | AMCOR FLEXIBLES NORTH AMERICA INCORPORATED | TERRE HAUTE, Vigo, IN | Pass | State |
| 2021-10-27 | AMCOR FLEXIBLES NORTH AMERICA INCORPORATED | TERRE HAUTE, Vigo, IN | Pass | State |
| 2021-10-27 | MONARCH CEMENT (AIR) | HUMBOLDT, Allen, KS | Pass | State |
| 2021-10-27 | PLAYER HOLDINGS, LLC | ASHLAND, Aroostook, ME | Pass | State |
| 2021-10-27 | BUCKEYE TERMINALS, LLC - FLINT TERMINAL | FLINT, Genesee, MI | Pass | State |
| 2021-10-27 | INDECK NILES LLC | NILES, Cass, MI | Pass | State |
| 2021-10-27 | CINTAS MINNEAPOLIS INDUSTRIAL | MINNEAPOLIS, Hennepin, MN | N/A | State |
| 2021-10-27 | AMERICAN CRYSTAL SUGAR - EAST GRAND FORKS | EAST GRAND FORKS, Polk, MN | Pass | State |
| 2021-10-27 | MISSISSIPPI LIME COMPANY | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pass | State |
| 2021-10-27 | MISSISSIPPI LIME COMPANY | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pass | State |
| 2021-10-27 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2021-10-27 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Fail | State |
| 2021-10-27 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Fail | State |
| 2021-10-27 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Fail | State |
| 2021-10-27 | CAMDEN COUNTY MUNI UTILITIES AUTH (CCMUA) (SM) | CAMDEN, Camden, NJ | Pass | State |
| 2021-10-27 | WPX PERMIAN - N BRUSHY DRAW 35-4H (35-5H) | MALAGA, Eddy, NM | Pass | State |
| 2021-10-27 | WPX ENERGY - NORTH BRUSHY DRAW 35-12H PAD | MALAGA, Eddy, NM | Pass | State |
| 2021-10-27 | WPX ENERGY - NORTH BRUSHY DRAW 35-12H PAD | MALAGA, Eddy, NM | Pass | State |
| 2021-10-27 | TS POWER PLANT | DUNPHY, Eureka, NV | Pass | State |
| 2021-10-27 | TS POWER PLANT | DUNPHY, Eureka, NV | Pass | State |
| 2021-10-27 | TENNESSEE GAS PIPELINE CO - COMP STA 241 | LAFAYETTE, Onondaga, NY | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | MARKWEST MORRISTOWN COMPRESSOR STATION | BETHESDA, Belmont, OH | Pass | State |
| 2021-10-27 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2021-10-27 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2021-10-27 | INR MIDSTREAM, LLC - BATESVILLE | OHIO, Undetermined, OH | Pass | State |
| 2021-10-27 | THE LINCOLN ELECTRIC COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2021-10-27 | THE LINCOLN ELECTRIC COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2021-10-27 | THE LINCOLN ELECTRIC COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2021-10-27 | THE LINCOLN ELECTRIC COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2021-10-27 | THE LINCOLN ELECTRIC COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2021-10-27 | THE LINCOLN ELECTRIC COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2021-10-27 | THE LINCOLN ELECTRIC COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2021-10-27 | THE LINCOLN ELECTRIC COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2021-10-27 | CONTINENTAL RESOURCES / HIGH LINE 1 11 2XHW SEAPORT 1 14 23XHW | RATLIFF CITY, Carter, OK | Pass | State |
| 2021-10-27 | ONEOK FIELD SERVICES CO LLC / CHEROKEE COMPRESSOR STATION | ERIN SPRINGS, Garvin, OK | Pass | State |
| 2021-10-27 | ONEOK FIELD SERVICES CO LLC / RIDDLE COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.