EPA Air · stack tests by year
Air-emissions stack tests in 2019
- 26,261Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2019
- California 6,897
- Ohio 2,684
- Oklahoma 1,656
- Florida 1,597
- Indiana 1,595
- Georgia 1,325
- Pennsylvania 723
- Alabama 687
- Arkansas 664
- Texas 620
- Mississippi 604
- Iowa 457
- Washington 445
- Colorado 431
- New Mexico 421
- Missouri 409
- North Carolina 297
- Minnesota 285
- Montana 272
- Michigan 268
- Wyoming 252
- Wisconsin 251
- South Carolina 231
- Louisiana 225
- Delaware 189
- Kentucky 188
- Utah 184
- West Virginia 176
- Kansas 175
- Alaska 159
- North Dakota 154
- Nebraska 149
- Illinois 138
- Connecticut 124
- New York 122
- Tennessee 121
- Maine 110
- Virginia 107
- Nevada 107
- Idaho 95
- Hawaii 93
- Oregon 88
- New Hampshire 78
- Arizona 77
- New Jersey 61
- South Dakota 59
- Massachusetts 58
- Maryland 54
- Rhode Island 45
- District of Columbia 33
- Vermont 21
Other years
Air-emissions stack tests recorded in 2019
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2019-10-28 | SEVERUS COMPRESSOR STATION | MONUMENT, Lea, NM | Pass | State |
| 2019-10-28 | EOG - VALOR COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-10-28 | EOG - VALOR COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-10-28 | EOG - VALOR COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-10-28 | EOG - VALOR COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-10-28 | ONEOK FIELD SERVICES CO LLC / PAYNE COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2019-10-28 | ONEOK FIELD SERVICES CO LLC / PAYNE COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2019-10-28 | TOM STACK LLC / BIG SKY COMPRESSOR STATION | UNION CITY, Canadian, OK | Pass | State |
| 2019-10-28 | ET GATHERING PROCESSING LLC / FAY COMPRESSOR STATION | OAKWOOD, Dewey, OK | Pass | State |
| 2019-10-28 | ET GATHERING PROCESSING LLC / CANUTE COMPRESSOR STATION | BURNS FLAT, Washita, OK | Pass | State |
| 2019-10-28 | WOODGRAIN INC/FIBER DIV PA | TOWANDA, Bradford, PA | Pass | State |
| 2019-10-28 | CEMEX CONSTRUCTION MATERIALS ATLANTIC, LLC - KNOXVILLE CEMENT PLANT | KNOXVILLE, Knox, TN | Pass | Local |
| 2019-10-28 | CEMEX CONSTRUCTION MATERIALS ATLANTIC, LLC - KNOXVILLE CEMENT PLANT | KNOXVILLE, Knox, TN | Pass | Local |
| 2019-10-28 | ENTERPRISE MONT BELVIEU COMPLEX | MONT BELVIEU, Chambers, TX | Pass | State |
| 2019-10-28 | ENTERPRISE MONT BELVIEU COMPLEX | MONT BELVIEU, Chambers, TX | Pass | State |
| 2019-10-28 | WESTROCK LONGVIEW LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2019-10-28 | AMERICAN PACKAGING CORP | COLUMBUS, Columbia, WI | Pass | State |
| 2019-10-28 | APPALACHIA MIDSTREAM SERVICES, L.L.C., PIONEER FACILITY | WHEELING, Ohio, WV | Pass | State |
| 2019-10-26 | HILCORP ALASKA, LLC / GATHERING CENTER #2 (GC 2) | NORTH SLOPE BOROUGH, North Slope, AK | Pass | State |
| 2019-10-26 | HILCORP ALASKA, LLC / GATHERING CENTER #2 (GC 2) | NORTH SLOPE BOROUGH, North Slope, AK | Pass | State |
| 2019-10-26 | TORRANCE REFINING COMPANY LLC | TORRANCE, Los Angeles, CA | Pass | Local |
| 2019-10-26 | EASTERN MAINE MEDICAL CENTER | BANGOR, Penobscot, ME | Pass | State |
| 2019-10-26 | EASTERN MAINE MEDICAL CENTER | BANGOR, Penobscot, ME | Pass | State |
| 2019-10-25 | HILCORP ALASKA, LLC / ENDICOTT PRODUCTION FACILITY (END) | NORTH SLOPE BOROUGH, North Slope, AK | Pass | State |
| 2019-10-25 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-4 | DAMASCUS, Van Buren, AR | Pass | State |
| 2019-10-25 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-4 | DAMASCUS, Van Buren, AR | Pass | State |
| 2019-10-25 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-4 | DAMASCUS, Van Buren, AR | Pass | State |
| 2019-10-25 | SENTINEL PEAK RESOURCES CA LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-25 | HARTFORD WATER POLLUTION CONTROL FACILITY — high-priority violation on file | HARTFORD, Hartford, CT | Pass | State |
| 2019-10-25 | MIAMI-DADE WATER AND SEWER DEPARTMENT | NORTH MIAMI, Miami-Dade, FL | Pass | State |
| 2019-10-25 | INTERNATIONAL PAPER COMPANY | CANTONMENT, Escambia, FL | Pass | State |
| 2019-10-25 | INTERNATIONAL PAPER COMPANY | CANTONMENT, Escambia, FL | Pass | State |
| 2019-10-25 | INTERNATIONAL PAPER COMPANY | CANTONMENT, Escambia, FL | Pass | State |
| 2019-10-25 | INTERNATIONAL PAPER COMPANY | CANTONMENT, Escambia, FL | Pass | State |
| 2019-10-25 | INTERNATIONAL PAPER COMPANY | CANTONMENT, Escambia, FL | Pass | State |
| 2019-10-25 | RUVEON - SODA SPRINGS PLANT (TV FACILITY) | SODA SPRINGS, Caribou, ID | Fail | State |
| 2019-10-25 | FORD MOTOR CO | CHICAGO, Cook, IL | Pass | State |
| 2019-10-25 | ILLINOIS CEMENT CO | LASALLE, La Salle, IL | Pass | State |
| 2019-10-25 | ALTON STEEL INC | ALTON, Madison, IL | Fail | State |
| 2019-10-25 | CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2019-10-25 | CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2019-10-25 | LANE CONSTRUCTION CORP | WESTFIELD, CITY OF, Hampden, MA | Pass | State |
| 2019-10-25 | ROBBINS LUMBER, INC. | SEARSMONT, Waldo, ME | Pass | State |
| 2019-10-25 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2019-10-25 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2019-10-25 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2019-10-25 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2019-10-25 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2019-10-25 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2019-10-25 | ONEOK FIELD SERVICES CO LLC / RIDDLE COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2019-10-25 | JOHNSON MATTHEY INC/SMITHFIELD — high-priority violation on file | SMITHFIELD, Fayette, PA | Pass | State |
| 2019-10-25 | MARKWEST LIBERTY BLUESTONE LLC/TRILLITH COMP STA | HARMONY, Butler, PA | Pass | State |
| 2019-10-25 | PA GEN ENERGY CO LLC/COP TRACT 293 COMP STA | WATERVILLE, Lycoming, PA | Pass | State |
| 2019-10-25 | CYRUSONE LOUDOUN TECH CENTER | STERLING, Loudoun, VA | Pass | State |
| 2019-10-25 | WESTROCK LONGVIEW LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2019-10-25 | BISON TREATING FACILITY (CRESTONE POWDER RIVER, L.L.C.) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2019-10-24 | HILCORP ALASKA, LLC / ENDICOTT PRODUCTION FACILITY (END) | NORTH SLOPE BOROUGH, North Slope, AK | Pass | State |
| 2019-10-24 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | BILLINGSLEY, Autauga, AL | Pass | State |
| 2019-10-24 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | BILLINGSLEY, Autauga, AL | Pass | State |
| 2019-10-24 | INTERNATIONAL PAPER COMPANY — high-priority violation on file | SELMA, Dallas, AL | Pass | State |
| 2019-10-24 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | SWEET WATER, Marengo, AL | Pass | State |
| 2019-10-24 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | SWEET WATER, Marengo, AL | Pass | State |
| 2019-10-24 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | SWEET WATER, Marengo, AL | Pass | State |
| 2019-10-24 | CEMEX LLC - BLACK MT. QUARRY | APPLE VALLEY, San Bernardino, CA | Pass | Local |
| 2019-10-24 | CEMEX LLC - BLACK MT. QUARRY | APPLE VALLEY, San Bernardino, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-10-24 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2019-10-24 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2019-10-24 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.