EPA Air · stack tests by year
Air-emissions stack tests in 2024
- 39,252Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2024
- California 18,905
- Ohio 2,721
- Oklahoma 1,804
- Indiana 1,704
- New Mexico 1,428
- Florida 1,427
- Wyoming 1,285
- Georgia 1,104
- Pennsylvania 905
- Alabama 721
- Arkansas 569
- Missouri 539
- Iowa 464
- Mississippi 437
- Colorado 400
- Washington 338
- Texas 271
- Wisconsin 269
- North Carolina 254
- Minnesota 250
- West Virginia 230
- South Carolina 223
- Kentucky 218
- Delaware 185
- Montana 180
- Michigan 159
- Virginia 159
- Alaska 158
- Utah 157
- Tennessee 155
- Nebraska 150
- North Dakota 138
- Arizona 126
- Connecticut 122
- New York 115
- Maine 114
- Louisiana 113
- Illinois 109
- Idaho 91
- Nevada 88
- Hawaii 67
- Kansas 64
- New Hampshire 61
- South Dakota 59
- Maryland 58
- Massachusetts 52
- Oregon 35
- Rhode Island 29
- District of Columbia 25
- New Jersey 8
- Puerto Rico 5
- Vermont 4
Other years
Air-emissions stack tests recorded in 2024
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2024-11-15 | BOEING SPACE CENTER | KENT, King, WA | Pass | Local |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-15 | CROSSBOW COMPRESSOR STATION (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-11-14 | TARGA BADLANDS JUNCTION COMPRESSOR STATION | MCKENZIE COUNTY, McKenzie, ND | Pass | U.S. EPA |
| 2024-11-14 | TARGA BADLANDS JUNCTION COMPRESSOR STATION | MCKENZIE COUNTY, McKenzie, ND | Pass | U.S. EPA |
| 2024-11-14 | US AIR FORCE (EIELSON) / EIELSON AIR FORCE BASE — high-priority violation on file | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2024-11-14 | US AIR FORCE (EIELSON) / EIELSON AIR FORCE BASE — high-priority violation on file | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2024-11-14 | US AIR FORCE (EIELSON) / EIELSON AIR FORCE BASE — high-priority violation on file | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2024-11-14 | US AIR FORCE (EIELSON) / EIELSON AIR FORCE BASE — high-priority violation on file | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2024-11-14 | SOUTHERN NATURAL GAS | HEFLIN, Cleburne, AL | Pass | State |
| 2024-11-14 | SOUTHERN NATURAL GAS | HEFLIN, Cleburne, AL | Pass | State |
| 2024-11-14 | GP CELLULOSE ALABAMA RIVER CELLULOSE LLC | PERDUE HILL, Monroe, AL | Pass | State |
| 2024-11-14 | HUNT REFINING COMPANY | TUSCALOOSA, Tuscaloosa, AL | Pass | State |
| 2024-11-14 | HIGHLAND PELLETS, LLC | PINE BLUFF, Jefferson, AR | Pass | State |
| 2024-11-14 | HIGHLAND PELLETS, LLC | PINE BLUFF, Jefferson, AR | Fail | State |
| 2024-11-14 | MCGEORGE CONTRACTING CO., INC. D/B/A CRANFORD CONSTRUCTION COMPANY - DIXON ROAD | LITTLE ROCK, Pulaski, AR | Pass | State |
| 2024-11-14 | MCGEORGE CONTRACTING CO., INC. D/B/A CRANFORD CONSTRUCTION COMPANY - DIXON ROAD | LITTLE ROCK, Pulaski, AR | Pass | State |
| 2024-11-14 | SACRAMENTO MUNICIPAL UTILITY DIST. FINANCING AUTHORITY DBA MCCLELLAN POWER PLANT | MCCLELLAN, Sacramento, CA | Pass | Local |
| 2024-11-14 | TESORO REFINING MARKETING COMPANY LLC | SOUTH GATE, Los Angeles, CA | Pass | Local |
| 2024-11-14 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-11-14 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-11-14 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-11-14 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-11-14 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-11-14 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-11-14 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-11-14 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-11-14 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-11-14 | SYNAGRO RESIDUALS MANAGEMENT CO | WATERBURY, New Haven, CT | Pass | State |
| 2024-11-14 | SEAPORT CANAVERAL CORP. | CAPE CANAVERAL, Brevard, FL | Pass | State |
| 2024-11-14 | BAPTIST MEDICAL CENTER . | JACKSONVILLE, Duval, FL | Pass | State |
| 2024-11-14 | TAMPA ELECTRIC COMPANY (TEC) | GIBSONTON, Hillsborough, FL | Pass | State |
| 2024-11-14 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2024-11-14 | GRP MADISON, LLC — high-priority violation on file | COLBERT, Madison, GA | Pass | State |
| 2024-11-14 | GRP MADISON, LLC — high-priority violation on file | COLBERT, Madison, GA | Pass | State |
| 2024-11-14 | GRP MADISON, LLC — high-priority violation on file | COLBERT, Madison, GA | Pass | State |
| 2024-11-14 | GRP MADISON, LLC — high-priority violation on file | COLBERT, Madison, GA | Pass | State |
| 2024-11-14 | GRP MADISON, LLC — high-priority violation on file | COLBERT, Madison, GA | Pass | State |
| 2024-11-14 | GRP MADISON, LLC — high-priority violation on file | COLBERT, Madison, GA | Pass | State |
| 2024-11-14 | GA POWER CO. - PLANT SCHERER | JULIETTE, Monroe, GA | Pass | State |
| 2024-11-14 | GA POWER CO. - PLANT SCHERER | JULIETTE, Monroe, GA | Pass | State |
| 2024-11-14 | OIL-DRI CORPORATION OF GEORGIA — high-priority violation on file | OCHLOCKNEE, Thomas, GA | Fail | State |
| 2024-11-14 | JOHN DEERE FOUNDRY WATERLOO | WATERLOO, Black Hawk, IA | Pass | State |
| 2024-11-14 | VALERO RENEWABLE FUELS LLC-CHARLES CITY | CHARLES CITY, Floyd, IA | Pass | State |
| 2024-11-14 | HIGH DESERT MILK | BURLEY, Cassia, ID | Pass | State |
| 2024-11-14 | NICOR GAS | TROY GROVE, La Salle, IL | Pass | State |
| 2024-11-14 | NICOR GAS | TROY GROVE, La Salle, IL | Pass | State |
| 2024-11-14 | SUPER ATV LLC | MADISON, Jefferson, IN | Pass | State |
| 2024-11-14 | SUPER ATV LLC | MADISON, Jefferson, IN | Pass | State |
| 2024-11-14 | SUPER ATV LLC | MADISON, Jefferson, IN | Pass | State |
| 2024-11-14 | SUPER ATV LLC | MADISON, Jefferson, IN | Pass | State |
| 2024-11-14 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-14 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-14 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-14 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-14 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-14 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-14 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-14 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-14 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-14 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-14 | BUNGE NORTH AMERICA - EMPORIA (E 6TH) (AIR) | EMPORIA, Lyon, KS | Pass | State |
| 2024-11-14 | HEARTLAND CORN PRODUCTS | WINTHROP, Sibley, MN | Pass | State |
| 2024-11-14 | WESTSIDE STONE COMPANY | SPRINGFIELD, Greene, MO | Pass | State |
| 2024-11-14 | WESTSIDE STONE COMPANY | SPRINGFIELD, Greene, MO | Pass | State |
| 2024-11-14 | WESTSIDE STONE COMPANY | SPRINGFIELD, Greene, MO | Pass | State |
| 2024-11-14 | WESTSIDE STONE COMPANY | SPRINGFIELD, Greene, MO | Pass | State |
| 2024-11-14 | WESTSIDE STONE COMPANY | SPRINGFIELD, Greene, MO | Pass | State |
| 2024-11-14 | WESTSIDE STONE COMPANY | SPRINGFIELD, Greene, MO | Pass | State |
| 2024-11-14 | WESTSIDE STONE COMPANY | SPRINGFIELD, Greene, MO | Pass | State |
| 2024-11-14 | WESTSIDE STONE COMPANY | SPRINGFIELD, Greene, MO | Pass | State |
| 2024-11-14 | WESTSIDE STONE COMPANY | SPRINGFIELD, Greene, MO | Pass | State |
| 2024-11-14 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | COLUMBUS, Lowndes, MS | Pass | State |
| 2024-11-14 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | COLUMBUS, Lowndes, MS | Pass | State |
| 2024-11-14 | BODACIOUS 5-32 FED COM BATTERY | CARLSBAD, Eddy, NM | Pass | State |
| 2024-11-14 | WILD TURKEY 36-35 BATTERY | CARLSBAD, Eddy, NM | Pass | State |
| 2024-11-14 | SATURNIUS PAD V | LOVING, Eddy, NM | Pass | State |
| 2024-11-14 | SEAWOLF COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2024-11-14 | MILKY WAY COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2024-11-14 | MILKY WAY COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2024-11-14 | MILKY WAY COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2024-11-14 | MILKY WAY COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2024-11-14 | EOG - EL JEFE LGL STATION | JAL, Lea, NM | Pass | State |
| 2024-11-14 | EOG - EL JEFE LGL STATION | JAL, Lea, NM | Pass | State |
| 2024-11-14 | CALGON CARBON CORP. | COLUMBUS, Franklin, OH | Pass | State |
| 2024-11-14 | CALGON CARBON CORP. | COLUMBUS, Franklin, OH | Pass | State |
| 2024-11-14 | CALGON CARBON CORP. | COLUMBUS, Franklin, OH | Pass | State |
| 2024-11-14 | CALGON CARBON CORP. | COLUMBUS, Franklin, OH | Pass | State |
| 2024-11-14 | CALGON CARBON CORP. | COLUMBUS, Franklin, OH | Pass | State |
| 2024-11-14 | CALGON CARBON CORP. | COLUMBUS, Franklin, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.