EPA Air · stack tests by year
Air-emissions stack tests in 2022
- 29,136Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2022
- California 10,813
- Ohio 2,355
- Indiana 1,925
- Florida 1,564
- Oklahoma 1,350
- Georgia 1,096
- New Mexico 981
- Pennsylvania 830
- Alabama 630
- Mississippi 577
- Arkansas 562
- Colorado 460
- Iowa 434
- Missouri 359
- Texas 288
- Michigan 288
- Wisconsin 262
- Washington 260
- North Carolina 252
- Kentucky 245
- Wyoming 241
- Minnesota 236
- South Carolina 228
- West Virginia 210
- Delaware 209
- Utah 162
- Montana 155
- Nebraska 143
- Nevada 137
- Illinois 136
- Tennessee 134
- Louisiana 131
- Alaska 131
- Virginia 126
- Maine 116
- Connecticut 115
- Arizona 114
- New York 113
- North Dakota 110
- New Jersey 104
- Idaho 99
- Hawaii 69
- District of Columbia 60
- South Dakota 55
- Maryland 52
- Oregon 49
- New Hampshire 48
- Puerto Rico 39
- Kansas 37
- Rhode Island 23
- Massachusetts 19
- Vermont 4
Other years
Air-emissions stack tests recorded in 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-12-07 | SOUTHERN ILLINOIS POWER COOP | MARION, Williamson, IL | Pass | State |
| 2022-12-07 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2022-12-07 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2022-12-07 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2022-12-07 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2022-12-07 | AES INDIANA PETERSBURG GENERATING STATION — high-priority violation on file | PETERSBURG, Pike, IN | Pass | State |
| 2022-12-07 | INDIANA MICHIGAN POWER COMPANY DBA AEP ROCKPORT PLANT | ROCKPORT, Spencer, IN | Pass | State |
| 2022-12-07 | INDIANA MICHIGAN POWER COMPANY DBA AEP ROCKPORT PLANT | ROCKPORT, Spencer, IN | Pass | State |
| 2022-12-07 | INDIANA MICHIGAN POWER COMPANY DBA AEP ROCKPORT PLANT | ROCKPORT, Spencer, IN | Pass | State |
| 2022-12-07 | INDIANA MICHIGAN POWER COMPANY DBA AEP ROCKPORT PLANT | ROCKPORT, Spencer, IN | Pass | State |
| 2022-12-07 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-07 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-07 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-07 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-07 | REPUBLIC SERVICES OF KY LLC - OHIO CO LANDFILL INC | BEAVER DAM, Ohio, KY | Pass | State |
| 2022-12-07 | REPUBLIC SERVICES OF KY - VALLEY VIEW LANDFILL | SULPHUR, Trimble, KY | Pass | State |
| 2022-12-07 | ECKART AMERICA CORPORATION | LOUISVILLE, Jefferson, KY | Pass | Local |
| 2022-12-07 | CLARK UNIVERSITY — high-priority violation on file | WORCESTER, CITY OF, Worcester, MA | Pass | State |
| 2022-12-07 | ECO MAINE | PORTLAND, Cumberland, ME | Pass | State |
| 2022-12-07 | SAPPI NORTH AMERICA, INC. | SKOWHEGAN, Somerset, ME | Pass | State |
| 2022-12-07 | MICHIGAN SUGAR COMPANY - SEBEWAING FACTORY — high-priority violation on file | SEBEWAING, Huron, MI | Fail | State |
| 2022-12-07 | FORD MOTOR COMPANY - FLAT ROCK ASSEMBLY | FLAT ROCK, Wayne, MI | Pending | State |
| 2022-12-07 | SEBEWAING LIGHT AND WATER DEPARTMENT | SEBEWAING, Huron, MI | Pass | State |
| 2022-12-07 | LOUISIANA-PACIFIC CORP - TWO HARBORS | TWO HARBORS, Lake, MN | Pass | State |
| 2022-12-07 | TENNESSEE VALLEY AUTHORITY, TVA, KEMPER COMBUSTION TURBINE PLANT | DEKALB, Kemper, MS | Pass | State |
| 2022-12-07 | COOPERATIVE ENERGY, A MISSISSIPPI ELECTRIC COOPERATIVE, R D MORROW SR GENERATING | PURVIS, Lamar, MS | Pass | State |
| 2022-12-07 | COOPERATIVE ENERGY, A MISSISSIPPI ELECTRIC COOPERATIVE, R D MORROW SR GENERATING | PURVIS, Lamar, MS | Pass | State |
| 2022-12-07 | COOPERATIVE ENERGY, A MISSISSIPPI ELECTRIC COOPERATIVE, R D MORROW SR GENERATING | PURVIS, Lamar, MS | Pass | State |
| 2022-12-07 | COOPERATIVE ENERGY, A MISSISSIPPI ELECTRIC COOPERATIVE, R D MORROW SR GENERATING | PURVIS, Lamar, MS | Pass | State |
| 2022-12-07 | COOPERATIVE ENERGY, A MISSISSIPPI ELECTRIC COOPERATIVE, R D MORROW SR GENERATING | PURVIS, Lamar, MS | Pass | State |
| 2022-12-07 | DAVIDSON GAS PRODUCERS, LLC - DAVIDSON CO. LANDFILL | LEXINGTON, Davidson, NC | Pass | State |
| 2022-12-07 | TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA | WATFORD CITY, McKenzie, ND | Pass | State |
| 2022-12-07 | TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA | WATFORD CITY, McKenzie, ND | Pass | State |
| 2022-12-07 | TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA | WATFORD CITY, McKenzie, ND | Pass | State |
| 2022-12-07 | TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA | WATFORD CITY, McKenzie, ND | Pass | State |
| 2022-12-07 | BENKELMAN MUNICIPAL POWER | BENKELMAN, Dundy, NE | Pass | State |
| 2022-12-07 | ADM CORN PROCESSING — high-priority violation on file | COLUMBUS, Platte, NE | N/A | State |
| 2022-12-07 | SEWAREN TERMINAL | SEWAREN, Middlesex, NJ | Fail | State |
| 2022-12-07 | US ARMY PICATINNY ARSENAL — high-priority violation on file | PICATINNY ARSENAL, Morris, NJ | Pass | State |
| 2022-12-07 | LONGHORN COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-12-07 | LONGHORN COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-12-07 | LONGHORN COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-12-07 | LONGHORN COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-12-07 | SALADO DRAW COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-12-07 | SALADO DRAW COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-12-07 | GAVILON TB | MONUMENT, Lea, NM | Pass | State |
| 2022-12-07 | SUNOCO BROOKLYN TERMINAL | BROOKLYN, Kings, NY | Pass | State |
| 2022-12-07 | INEOS PIGMENTS USA INC., ASHTABULA COMPLEX PLANT 1 | ASHTABULA, Ashtabula, OH | Pass | State |
| 2022-12-07 | INEOS PIGMENTS USA INC., ASHTABULA COMPLEX PLANT 1 | ASHTABULA, Ashtabula, OH | Pass | State |
| 2022-12-07 | INEOS PIGMENTS USA INC., ASHTABULA COMPLEX PLANT 1 | ASHTABULA, Ashtabula, OH | Pass | State |
| 2022-12-07 | INEOS PIGMENTS USA INC., ASHTABULA COMPLEX PLANT 1 | ASHTABULA, Ashtabula, OH | Pass | State |
| 2022-12-07 | INEOS PIGMENTS USA INC., ASHTABULA COMPLEX PLANT 1 | ASHTABULA, Ashtabula, OH | Pass | State |
| 2022-12-07 | ASCENT RESOURCES - UTICA LLC - JACK HAMILTON SMF JF | ADENA, Jefferson, OH | Pass | State |
| 2022-12-07 | ASCENT RESOURCES - UTICA LLC - JACK HAMILTON SMF JF | ADENA, Jefferson, OH | Pass | State |
| 2022-12-07 | ASCENT RESOURCES - UTICA LLC - JACK HAMILTON SMF JF | ADENA, Jefferson, OH | Pass | State |
| 2022-12-07 | ASCENT RESOURCES - UTICA LLC - GRISWOLD WYN JF | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2022-12-07 | ASCENT RESOURCES - UTICA LLC - GRISWOLD WYN JF | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2022-12-07 | ASCENT RESOURCES - UTICA LLC - GRISWOLD WYN JF | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2022-12-07 | CORIX CLEVELAND THERMAL GENERATING LP | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2022-12-07 | CORIX CLEVELAND THERMAL GENERATING LP | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2022-12-07 | ONEOK FIELD SERVICES CO LLC / PAYNE COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2022-12-07 | ONEOK FIELD SERVICES CO LLC / PAYNE COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2022-12-07 | BCE MACH LLC / SUMMER MOON C PAD | EL RENO, Canadian, OK | Pass | State |
| 2022-12-07 | BCE MACH LLC / SUMMER MOON C PAD | EL RENO, Canadian, OK | Pass | State |
| 2022-12-07 | ENABLE GAS TRANSMISSION LLC / ALLEN COMPRESSOR STATION | ALLEN, Hughes, OK | Pass | State |
| 2022-12-07 | BCE MACH III LLC / MAD HATTER 1506 1 34MH PAD | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-12-07 | BCE MACH III LLC / RED QUEEN 1506 1 1MH PAD | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-12-07 | BCE MACH III LLC / LIL SEBASTIAN 1606 2 24MH PAD | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-12-07 | MARKWEST OKLAHOMA GAS CO LLC / MYER MOUNTAIN COMPRESSOR STATION — high-priority violation on file | SCIPIO, Pittsburg, OK | Pass | State |
| 2022-12-07 | MARKWEST OKLAHOMA GAS CO LLC / MYER MOUNTAIN COMPRESSOR STATION — high-priority violation on file | SCIPIO, Pittsburg, OK | Pass | State |
| 2022-12-07 | MARKWEST OKLAHOMA GAS CO LLC / MYER MOUNTAIN COMPRESSOR STATION — high-priority violation on file | SCIPIO, Pittsburg, OK | Pass | State |
| 2022-12-07 | TALL OAK WOODFORD LLC / SOLERA COMPRESSOR FACILITY | MCALESTER, Pittsburg, OK | Pass | State |
| 2022-12-07 | TALL OAK WOODFORD LLC / SOLERA COMPRESSOR FACILITY | MCALESTER, Pittsburg, OK | Pass | State |
| 2022-12-07 | GEORGIA-PACIFIC WAUNA LLC — high-priority violation on file | CLATSKANIE, Clatsop, OR | Pass | State |
| 2022-12-07 | TEXAS EASTERN TRANS LP/ENTRIKEN STA | ENTRIKEN, Huntingdon, PA | Pass | State |
| 2022-12-07 | NFG MIDSTREAM TROUT RUN LLC/TROUT RUN MTN COMP STA | TROUT RUN, Lycoming, PA | Pass | State |
| 2022-12-07 | UGI AUBURN GATHERING LLC/ANDERSON COMP STA | NEW RINGGOLD, Susquehanna, PA | Pass | State |
| 2022-12-07 | ALLEGHENY ENERGY SUPPLY/SPRINGDALE | PITTSBURGH, Allegheny, PA | Pass | Local |
| 2022-12-07 | MILLIKEN & COMPANY - MAGNOLIA FINISHING PLANT | BLACKSBURG, Cherokee, SC | Pass | State |
| 2022-12-07 | ROANOKE CEMENT COMPANY | TROUTVILLE, Botetourt, VA | Pass | State |
| 2022-12-07 | ANTERO MIDSTREAM LLC, WEST MOUNTAIN STATION | PENNSBORO, Ritchie, WV | Pass | State |
| 2022-12-06 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-1 | QUITMAN, Cleburne, AR | Pass | State |
| 2022-12-06 | DESOTO GATHERING COMPANY, LLC. - PUMA CPF-1 | HEBER SPRINGS, Cleburne, AR | Pass | State |
| 2022-12-06 | MISSION CREEK OPCO, LLC - DORCHEAT GAS PLANT | MAGNOLIA, Columbia, AR | Pass | State |
| 2022-12-06 | AMERICAN KRAFT PAPER INDUSTRIES, LLC. | WHITE HALL, Jefferson, AR | Pass | State |
| 2022-12-06 | DESOTO GATHERING COMPANY, LLC - TIGER CPF-1 | BRADFORD, White, AR | Pass | State |
| 2022-12-06 | DESOTO GATHERING COMPANY, LLC - TIGER CPF-1 | BRADFORD, White, AR | Pass | State |
| 2022-12-06 | DESOTO GATHERING COMPANY, LLC - TIGER CPF-1 | BRADFORD, White, AR | Pass | State |
| 2022-12-06 | STATE OF CA GENERAL SERVICES | SACRAMENTO, Sacramento, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2022-12-06 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register and stack tests recorded in 2022. The page lists 29,136 stack tests recorded nationwide in 2022.