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 |
|---|---|---|---|---|
| 2021-12-03 | JR SIMPLOT CO — high-priority violation on file | LATHROP, San Joaquin, CA | Pass | Local |
| 2021-12-03 | QUIKRETE CONSTRUCTION MATERIALS, LLC | NEWBERRY, Alachua, FL | Pass | State |
| 2021-12-03 | QUIKRETE CONSTRUCTION MATERIALS, LLC | NEWBERRY, Alachua, FL | Pass | State |
| 2021-12-03 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2021-12-03 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2021-12-03 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2021-12-03 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2021-12-03 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2021-12-03 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2021-12-03 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2021-12-03 | CARBO CERAMICS, INC. - MCINTYRE PLANT — high-priority violation on file | MCINTYRE, Wilkinson, GA | Pass | State |
| 2021-12-03 | CARBO CERAMICS, INC. - MCINTYRE PLANT — high-priority violation on file | MCINTYRE, Wilkinson, GA | Pass | State |
| 2021-12-03 | CARBO CERAMICS, INC. - MCINTYRE PLANT — high-priority violation on file | MCINTYRE, Wilkinson, GA | Pass | State |
| 2021-12-03 | CARBO CERAMICS, INC. - MCINTYRE PLANT — high-priority violation on file | MCINTYRE, Wilkinson, GA | Pass | State |
| 2021-12-03 | VALERO RENEWABLE FUELS CO LLC-FT DODGE | FORT DODGE, Webster, IA | Pass | State |
| 2021-12-03 | MICKELSEN CONSTRUCTION 00310 | BLACKFOOT, Bingham, ID | Pass | State |
| 2021-12-03 | A J CONSTRUCTION INC, GALLATIN PLANT | JACKSON, Hinds, MS | Pass | State |
| 2021-12-03 | A J CONSTRUCTION INC, GALLATIN PLANT | JACKSON, Hinds, MS | Pass | State |
| 2021-12-03 | MERRITT'S GRAVEL PIT | CHAPEL HILL, Orange, NC | Pass | State |
| 2021-12-03 | STERIGENICS US, INC. | CHARLOTTE, Mecklenburg, NC | Pass | Local |
| 2021-12-03 | TIGER COMPRESSOR STATION — high-priority violation on file | MALAGA, Eddy, NM | Pass | State |
| 2021-12-03 | IRVIN WALL STATE COM NO131H | JAL, Lea, NM | Pass | State |
| 2021-12-03 | GM DEFIANCE CASTING OPERATIONS | DEFIANCE, Defiance, OH | Pass | State |
| 2021-12-03 | GM DEFIANCE CASTING OPERATIONS | DEFIANCE, Defiance, OH | Pass | State |
| 2021-12-03 | GM DEFIANCE CASTING OPERATIONS | DEFIANCE, Defiance, OH | Pass | State |
| 2021-12-03 | GM DEFIANCE CASTING OPERATIONS | DEFIANCE, Defiance, OH | Pass | State |
| 2021-12-03 | GM DEFIANCE CASTING OPERATIONS | DEFIANCE, Defiance, OH | Pass | State |
| 2021-12-03 | GM DEFIANCE CASTING OPERATIONS | DEFIANCE, Defiance, OH | Pass | State |
| 2021-12-03 | MID AMERICAN STEEL AND WIRE CO / MID AMERICAN STEEL ROLLING MILL | MADILL, Marshall, OK | Pass | State |
| 2021-12-03 | ENERFIN GATHERING EAST LLC / WEWOKA COMPRESSOR STATION | WEWOKA, Seminole, OK | Pass | State |
| 2021-12-03 | AMERICAN CRAFT BREWERY LLC/BREINIGSVILLE | BREINIGSVILLE, Lehigh, PA | Pass | State |
| 2021-12-03 | FIRST QUALITY TISSUE/LOCK HAVEN PLT | LOCK HAVEN, Clinton, PA | Pass | State |
| 2021-12-03 | MARCUS HOOK ENERGY LP/750 MW | MARCUS HOOK, Delaware, PA | Pass | State |
| 2021-12-03 | RHODE ISLAND LFG GENCO LLC — high-priority violation on file | JOHNSTON, TOWN OF, Providence, RI | Pass | State |
| 2021-12-02 | GP CELLULOSE ALABAMA RIVER CELLULOSE LLC | PERDUE HILL, Monroe, AL | Pass | State |
| 2021-12-02 | MISSISSIPPI LIME COMPANY | CALERA, Shelby, AL | Pass | State |
| 2021-12-02 | VANTIVE US HEALTHCARE, LLC. | MOUNTAIN HOME, Baxter, AR | Fail | State |
| 2021-12-02 | VANTIVE US HEALTHCARE, LLC. | MOUNTAIN HOME, Baxter, AR | Fail | State |
| 2021-12-02 | PASADENA CITY, DWP (EIS USE) | PASADENA, Los Angeles, CA | Pass | Local |
| 2021-12-02 | PASADENA CITY, DWP (EIS USE) | PASADENA, Los Angeles, CA | Pass | Local |
| 2021-12-02 | INEOS POLYPROPYLENE LLC | CARSON, Los Angeles, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | PACTIV | BAKERSFIELD, Kern, CA | Pass | Local |
| 2021-12-02 | URETEK, INCORPORATED | NEW HAVEN, New Haven, CT | Fail | U.S. EPA |
| 2021-12-02 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2021-12-02 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2021-12-02 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2021-12-02 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2021-12-02 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2021-12-02 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2021-12-02 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2021-12-02 | INTERNATIONAL PAPER COMPANY | CANTONMENT, Escambia, FL | Pass | State |
| 2021-12-02 | MOSAIC FERTILIZER, LLC | PLANT CITY, Hillsborough, FL | Pass | State |
| 2021-12-02 | MOSAIC FERTILIZER, LLC | PLANT CITY, Hillsborough, FL | Pass | State |
| 2021-12-02 | ATLAS MOLDED PRODUCTS, A DIVISION OF ATLAS ROOFING CORPORATION | GAINESVILLE, Hall, GA | Pass | State |
| 2021-12-02 | SK BATTERY AMERICA, INC. | COMMERCE, Jackson, GA | Pass | State |
| 2021-12-02 | IDEAL PELLETS | OGLETHORPE, Macon, GA | Pass | State |
| 2021-12-02 | IDEAL PELLETS | OGLETHORPE, Macon, GA | Pass | State |
| 2021-12-02 | POET BIOREFINING - GOWRIE, LLC — high-priority violation on file | GOWRIE, Webster, IA | Pass | State |
| 2021-12-02 | VALERO RENEWABLE FUELS CO LLC-FT DODGE | FORT DODGE, Webster, IA | Pass | State |
| 2021-12-02 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2021-12-02 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2021-12-02 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2021-12-02 | TEXAS GAS TRANSMISSION LLC DILLSBORO COMPRESSOR STATION | AURORA, Dearborn, IN | Pass | State |
| 2021-12-02 | TEXAS GAS TRANSMISSION LLC DILLSBORO COMPRESSOR STATION | AURORA, Dearborn, IN | Pass | State |
| 2021-12-02 | PINE CONE RECYCLING LLC | ELKHART, Elkhart, IN | Pass | State |
| 2021-12-02 | PINE CONE RECYCLING LLC | ELKHART, Elkhart, IN | Pass | State |
| 2021-12-02 | HARRISON STEEL CASTINGS COMPANY — high-priority violation on file | ATTICA, Fountain, IN | Pass | State |
| 2021-12-02 | DALTON CORPORATION WARSAW MANUFACTURING FACILITY — high-priority violation on file | WARSAW, Kosciusko, IN | Pass | State |
| 2021-12-02 | CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2021-12-02 | CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2021-12-02 | LOUISVILLE GAS & ELECTRIC COMPANY, MILL CREEK GENERATING STATION | LOUISVILLE, Jefferson, KY | Pass | Local |
| 2021-12-02 | ND PAPER INC. | RUMFORD, Oxford, ME | Pass | State |
| 2021-12-02 | ND PAPER INC. | RUMFORD, Oxford, ME | Pass | State |
| 2021-12-02 | ST. MARYS CEMENT | DETROIT, Wayne, MI | Pass | State |
| 2021-12-02 | GREAT LAKES GAS TRANSMISSION STATION #8 | CRYSTAL FALLS, Iron, MI | Pending | State |
| 2021-12-02 | HERON LAKE BIOENERGY LLC | HERON LAKE, Jackson, MN | Pass | State |
| 2021-12-02 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2021-12-02 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2021-12-02 | THOMAS HILL ENERGY CENTER - POWER DIVISION | CLIFTON HILL, Randolph, MO | Pass | State |
| 2021-12-02 | SABIC INNOVATIVE PLASTICS US, LLC | BAY ST. LOUI, Hancock, MS | Pass | State |
| 2021-12-02 | SABIC INNOVATIVE PLASTICS US, LLC | BAY ST. LOUI, Hancock, MS | Pass | State |
| 2021-12-02 | OIL DRI PRODUCTION COMPANY | RIPLEY, Tippah, MS | Fail | State |
| 2021-12-02 | OIL DRI PRODUCTION COMPANY | RIPLEY, Tippah, MS | Fail | State |
| 2021-12-02 | OIL DRI PRODUCTION COMPANY | RIPLEY, Tippah, MS | Fail | State |
| 2021-12-02 | OIL DRI PRODUCTION COMPANY | RIPLEY, Tippah, MS | Fail | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.