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 |
|---|---|---|---|---|
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2021-11-09 | CALIFORNIA DAIRIES, INC. — high-priority violation on file | TURLOCK, Stanislaus, CA | Pass | Local |
| 2021-11-09 | CALIFORNIA DAIRIES, INC. — high-priority violation on file | TURLOCK, Stanislaus, CA | Pass | Local |
| 2021-11-09 | CALIFORNIA DAIRIES, INC. — high-priority violation on file | TURLOCK, Stanislaus, CA | Pass | Local |
| 2021-11-09 | CALIFORNIA DAIRIES, INC. — high-priority violation on file | TURLOCK, Stanislaus, CA | Pass | Local |
| 2021-11-09 | CALIFORNIA DAIRIES, INC. — high-priority violation on file | TURLOCK, Stanislaus, CA | Pass | Local |
| 2021-11-09 | CALIFORNIA DAIRIES, INC. — high-priority violation on file | TURLOCK, Stanislaus, CA | Pass | Local |
| 2021-11-09 | CALIFORNIA DAIRIES, INC. — high-priority violation on file | TURLOCK, Stanislaus, CA | Pass | Local |
| 2021-11-09 | CALIFORNIA DAIRIES, INC. — high-priority violation on file | TURLOCK, Stanislaus, CA | Pass | Local |
| 2021-11-09 | HIGHPOINT - DUTCH LAKE 3-3H PAD | KERSEY 14.7 MI. NE OF, Weld, CO | Pass | State |
| 2021-11-09 | ENVIROFOCUS TECHNOLOGIES DBA GOPHER RESO — high-priority violation on file | TAMPA, Hillsborough, FL | Pass | State |
| 2021-11-09 | ORLANDO UTILITIES COMMISSION | ORLANDO, Orange, FL | Pass | State |
| 2021-11-09 | LAKELAND ELECTRIC | LAKELAND, Polk, FL | Pass | State |
| 2021-11-09 | LAKELAND ELECTRIC | LAKELAND, Polk, FL | Pass | State |
| 2021-11-09 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-11-09 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-11-09 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-11-09 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-11-09 | OWENS CORNING INSULATING SYSTEMS, LLC | FAIRBURN, Fulton, GA | Pass | State |
| 2021-11-09 | OWENS CORNING INSULATING SYSTEMS, LLC | FAIRBURN, Fulton, GA | Pass | State |
| 2021-11-09 | OWENS CORNING INSULATING SYSTEMS, LLC | FAIRBURN, Fulton, GA | Pass | State |
| 2021-11-09 | OWENS CORNING INSULATING SYSTEMS, LLC | FAIRBURN, Fulton, GA | Pass | State |
| 2021-11-09 | OWENS CORNING INSULATING SYSTEMS, LLC | FAIRBURN, Fulton, GA | Pass | State |
| 2021-11-09 | OWENS CORNING INSULATING SYSTEMS, LLC | FAIRBURN, Fulton, GA | Pass | State |
| 2021-11-09 | BRUNSWICK CELLULOSE LLC | BRUNSWICK, Glynn, GA | Pass | State |
| 2021-11-09 | BRUNSWICK CELLULOSE LLC | BRUNSWICK, Glynn, GA | Pass | State |
| 2021-11-09 | BRUNSWICK CELLULOSE LLC | BRUNSWICK, Glynn, GA | Pass | State |
| 2021-11-09 | BRUNSWICK CELLULOSE LLC | BRUNSWICK, Glynn, GA | Pass | State |
| 2021-11-09 | CHATTAHOOCHEE ENERGY FACILITY | FRANKLIN, Heard, GA | Pass | State |
| 2021-11-09 | CHATTAHOOCHEE ENERGY FACILITY | FRANKLIN, Heard, GA | Pass | State |
| 2021-11-09 | CHATTAHOOCHEE ENERGY FACILITY | FRANKLIN, Heard, GA | Pass | State |
| 2021-11-09 | TOPPAN INTERAMERICA INC. | MCDONOUGH, Henry, GA | N/A | State |
| 2021-11-09 | SKC, INC. — high-priority violation on file | COVINGTON, Newton, GA | Pass | State |
| 2021-11-09 | SKC, INC. — high-priority violation on file | COVINGTON, Newton, GA | Pass | State |
| 2021-11-09 | SIOUXLAND ENERGY COOPERATIVE | SIOUX CENTER, Sioux, IA | Pass | State |
| 2021-11-09 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Fail | Local |
| 2021-11-09 | ANR PIPELINE COMPANY LAGRANGE COMPRESSOR STATION — high-priority violation on file | LAGRANGE, LaGrange, IN | Pass | State |
| 2021-11-09 | ANR PIPELINE COMPANY LAGRANGE COMPRESSOR STATION — high-priority violation on file | LAGRANGE, LaGrange, IN | Pass | State |
| 2021-11-09 | ANR PIPELINE COMPANY LAGRANGE COMPRESSOR STATION — high-priority violation on file | LAGRANGE, LaGrange, IN | Pass | State |
| 2021-11-09 | ANR PIPELINE COMPANY LAGRANGE COMPRESSOR STATION — high-priority violation on file | LAGRANGE, LaGrange, IN | Pass | State |
| 2021-11-09 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2021-11-09 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2021-11-09 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2021-11-09 | ARCOSA LW HPB LLC — high-priority violation on file | MOORESVILLE, Morgan, IN | Pass | State |
| 2021-11-09 | ARCOSA LW HPB LLC — high-priority violation on file | MOORESVILLE, Morgan, IN | Pass | State |
| 2021-11-09 | ARCOSA LW HPB LLC — high-priority violation on file | MOORESVILLE, Morgan, IN | Pass | State |
| 2021-11-09 | ARCOSA LW HPB LLC — high-priority violation on file | MOORESVILLE, Morgan, IN | Pass | State |
| 2021-11-09 | WASTE NO ENERGY LLC | MONTICELLO, White, IN | Pass | State |
| 2021-11-09 | WASTE NO ENERGY LLC | MONTICELLO, White, IN | Pass | State |
| 2021-11-09 | WASTE NO ENERGY LLC | MONTICELLO, White, IN | Pass | State |
| 2021-11-09 | NATURAL GAS PIPELINE OF AMERICA - MINNEOLA STATION 103 (AIR) | GLASCO, Ford, KS | Pass | State |
| 2021-11-09 | CHS MCPHERSON REFINERY (AIR) | MCPHERSON, McPherson, KS | Pass | State |
| 2021-11-09 | EVERGY, INC. - JEFFREY ENERGY CENTER (AIR) | ST. MARY'S, Pottawatomie, KS | Pass | State |
| 2021-11-09 | KANSAS ETHANOL (AIR) | LYONS, Rice, KS | Pass | State |
| 2021-11-09 | ADVANCED MATERIALS & CATALYSTS (AIR) | KANSAS CITY, Wyandotte, KS | Pass | State |
| 2021-11-09 | NUCOR STEEL GALLATIN LLC | GHENT, Gallatin, KY | Pass | State |
| 2021-11-09 | MARTIN MARIETTA MAGNESIA SPECIALTIES, LLC | MANISTEE, Manistee, MI | Pass | State |
| 2021-11-09 | WEYERHAEUSER NR COMPANY | GRAYLING, Crawford, MI | Pass | State |
| 2021-11-09 | CHS OILSEED PROCESSING | FAIRMONT, Martin, MN | Pass | State |
| 2021-11-09 | HEARTLAND CORN PRODUCTS | WINTHROP, Sibley, MN | Fail | State |
| 2021-11-09 | KINGSFORD MANUFACTURING COMPANY | BELLE, Maries, MO | Pass | State |
| 2021-11-09 | PANHANDLE EASTERN PIPELINE CO - HOUSTONIA | LA MONTE, Pettis, MO | Pending | State |
| 2021-11-09 | LHOIST NORTH AMERICA | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pass | State |
| 2021-11-09 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-11-09 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-11-09 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-11-09 | ERGON REFINING INC — high-priority violation on file | VICKSBURG, Warren, MS | Pass | State |
| 2021-11-09 | CONCORD ENERGY, LLC | CONCORD, Cabarrus, NC | Pass | State |
| 2021-11-09 | CLARIOS | KERNERSVILLE, Forsyth, NC | Pass | Local |
| 2021-11-09 | AMERICAN CRYSTAL SUGAR COMPANY (ACS) - HILLSBORO PLANT - AQ | HILLSBORO, Traill, ND | Fail | State |
| 2021-11-09 | PIKE INDUSTRIES INC D/B/A LEBANON CRUSHED STONE | LEBANON, Grafton, NH | Pass | State |
| 2021-11-09 | BIG LIZARD COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2021-11-09 | BIG LIZARD COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2021-11-09 | PCS NITROGEN OHIO, L.P. — high-priority violation on file | LIMA, Allen, OH | Pass | State |
| 2021-11-09 | PCS NITROGEN OHIO, L.P. — high-priority violation on file | LIMA, Allen, OH | Pass | State |
| 2021-11-09 | PCS NITROGEN OHIO, L.P. — high-priority violation on file | LIMA, Allen, OH | Pass | State |
| 2021-11-09 | PCS NITROGEN OHIO, L.P. — high-priority violation on file | LIMA, Allen, OH | Pass | State |
| 2021-11-09 | ALLIED CORP - PLANT 74A — high-priority violation on file | JACKSON, TOWNSHIP OF, Mahoning, OH | Pass | State |
| 2021-11-09 | ALLIED CORP - PLANT 74A — high-priority violation on file | JACKSON, TOWNSHIP OF, Mahoning, OH | Pass | State |
| 2021-11-09 | ET GATHERING PROCESSING LLC / HATCHETT COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2021-11-09 | ET GATHERING PROCESSING LLC / NALA COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.