EPA Air · stack tests by year
Air-emissions stack tests in 2020
- 33,437Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2020
- California 15,352
- Ohio 2,194
- Florida 1,532
- Oklahoma 1,517
- Indiana 1,473
- Georgia 1,147
- New Mexico 846
- Pennsylvania 725
- Alabama 674
- Texas 617
- Missouri 607
- Arkansas 589
- Mississippi 438
- Colorado 429
- Washington 407
- Iowa 355
- North Carolina 274
- Wyoming 235
- Wisconsin 229
- Michigan 222
- South Carolina 221
- Montana 217
- Minnesota 213
- Delaware 211
- Kentucky 184
- West Virginia 175
- Utah 158
- Tennessee 149
- Kansas 144
- Nebraska 142
- Alaska 141
- Maine 136
- Nevada 134
- Virginia 132
- Illinois 129
- North Dakota 129
- New Jersey 122
- Connecticut 110
- Arizona 97
- New York 93
- Hawaii 84
- Louisiana 83
- Idaho 81
- New Hampshire 72
- Maryland 46
- South Dakota 46
- Oregon 39
- Rhode Island 30
- District of Columbia 30
- Vermont 17
- Massachusetts 7
- Puerto Rico 3
Other years
Air-emissions stack tests recorded in 2020
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2020-09-22 | SOLID POWER - 486 S. PIERCE AVE | LOUISVILLE, Boulder, CO | Pass | State |
| 2020-09-22 | SUMMIT MIDSTREAM NIOBR - ANGUS COMPR STN | GROVER 8.8 MI. N OF, Weld, CO | Pass | State |
| 2020-09-22 | SUMMIT MIDSTREAM NIOBR - ANGUS COMPR STN | GROVER 8.8 MI. N OF, Weld, CO | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | JAX LNG LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2020-09-22 | HARDEE POWER PARTNERS LIMITED | BOWLING GREEN, Hardee, FL | Pass | State |
| 2020-09-22 | HARDEE POWER PARTNERS LIMITED | BOWLING GREEN, Hardee, FL | Pass | State |
| 2020-09-22 | HARDEE POWER PARTNERS LIMITED | BOWLING GREEN, Hardee, FL | Pass | State |
| 2020-09-22 | HARDEE POWER PARTNERS LIMITED | BOWLING GREEN, Hardee, FL | Pass | State |
| 2020-09-22 | DUKE ENERGY FLORIDA, LLC | FORT MEADE, Polk, FL | Pass | State |
| 2020-09-22 | DUKE ENERGY FLORIDA, LLC | FORT MEADE, Polk, FL | Pass | State |
| 2020-09-22 | DUKE ENERGY FLORIDA, LLC | FORT MEADE, Polk, FL | Pass | State |
| 2020-09-22 | DUKE ENERGY FLORIDA, LLC | FORT MEADE, Polk, FL | Pass | State |
| 2020-09-22 | LAKELAND ELECTRIC | LAKELAND, Polk, FL | Pass | State |
| 2020-09-22 | LAKELAND ELECTRIC | LAKELAND, Polk, FL | Pass | State |
| 2020-09-22 | LAKELAND ELECTRIC | LAKELAND, Polk, FL | Pass | State |
| 2020-09-22 | LAKELAND ELECTRIC | LAKELAND, Polk, FL | Pass | State |
| 2020-09-22 | CERTAINTEED GYPSUM PALATKA, LLC | PALATKA, Putnam, FL | Pass | State |
| 2020-09-22 | CERTAINTEED GYPSUM PALATKA, LLC | PALATKA, Putnam, FL | Pass | State |
| 2020-09-22 | PREFERRED MATERIALS, INC. | GAINESVILLE, Alachua, FL | Pass | State |
| 2020-09-22 | ALUDYNE COLUMBUS LLC | COLUMBUS, Muscogee, GA | Pass | State |
| 2020-09-22 | CLEARWATER PAPER CORPORATION - AUGUSTA MILL — high-priority violation on file | AUGUSTA, Richmond, GA | Pass | State |
| 2020-09-22 | CLEARWATER PAPER CORPORATION - AUGUSTA MILL — high-priority violation on file | AUGUSTA, Richmond, GA | Pass | State |
| 2020-09-22 | PAR - HAWAII REFINERY — high-priority violation on file | KAPOLEI, Honolulu, HI | Pass | State |
| 2020-09-22 | USDA-NATIONAL ANIMAL DISEASE CENTER & NATIONAL VETERINARY SERVICE LABORATORY | AMES, Story, IA | Pass | State |
| 2020-09-22 | LAKE MILLS MUNICIPAL UTILITIES | LAKE MILLS, Winnebago, IA | Pass | State |
| 2020-09-22 | LAKE MILLS MUNICIPAL UTILITIES | LAKE MILLS, Winnebago, IA | Pass | State |
| 2020-09-22 | KNIFE RIVER CORP - MTN WEST 00472 | BOISE, Ada, ID | Pass | State |
| 2020-09-22 | INGREDION INC — high-priority violation on file | BEDFORD PARK, Cook, IL | Pass | State |
| 2020-09-22 | IKO MIDWEST INC | KANKAKEE, Kankakee, IL | Pass | State |
| 2020-09-22 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2020-09-22 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2020-09-22 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2020-09-22 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2020-09-22 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2020-09-22 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2020-09-22 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2020-09-22 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2020-09-22 | EVERGY, INC. - JEFFREY ENERGY CENTER (AIR) | ST. MARY'S, Pottawatomie, KS | Pass | State |
| 2020-09-22 | KY UTILITIES CO - GHENT STATION | GHENT, Carroll, KY | Pass | State |
| 2020-09-22 | ST MARYS CEMENT U.S. LLC, CHARLEVOIX PLANT | CHARLEVOIX, Charlevoix, MI | Fail | State |
| 2020-09-22 | KELLANOVA MANUFACTURING LLC | GRAND RAPIDS, Kent, MI | Pass | State |
| 2020-09-22 | DELTA SOLID WASTE MANAGEMENT AUTHORITY | ESCANABA, Delta, MI | Pending | State |
| 2020-09-22 | GUARDIAN ENERGY LLC | JANESVILLE, Waseca, MN | Pass | State |
| 2020-09-22 | LITTLE BLUE VALLEY SEWER DISTRICT - ATHERTON WASTEWATER TREATMENT PLANT | INDEPENDENCE, Jackson, MO | Pending | State |
| 2020-09-22 | LITTLE BLUE VALLEY SEWER DISTRICT - ATHERTON WASTEWATER TREATMENT PLANT | INDEPENDENCE, Jackson, MO | Pending | State |
| 2020-09-22 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2020-09-22 | ROXUL USA INC | BYHALIA, Marshall, MS | Pass | State |
| 2020-09-22 | ROXUL USA INC | BYHALIA, Marshall, MS | Pass | State |
| 2020-09-22 | ROXUL USA INC | BYHALIA, Marshall, MS | Pass | State |
| 2020-09-22 | ROXUL USA INC | BYHALIA, Marshall, MS | Pass | State |
| 2020-09-22 | MAYMEAD MATERIALS, INC. - PINEOLA | PINEOLA, Avery, NC | Pass | State |
| 2020-09-22 | DOSHER MEMORIAL HOSPITAL | SOUTHPORT, Brunswick, NC | Pending | State |
| 2020-09-22 | ASSOCIATED HARDWOOD PRODUCTS, INC. — high-priority violation on file | GRANITE FALLS, Caldwell, NC | Pass | State |
| 2020-09-22 | JORDAN LUMBER & SUPPLY, INC. | MT GILEAD (MONTGOMERY,NC), Montgomery, NC | Pass | State |
| 2020-09-22 | APLIX, INC. | CHARLOTTE, Mecklenburg, NC | Pass | Local |
| 2020-09-22 | CMC STEEL NEW JERSEY | SAYREVILLE, Middlesex, NJ | Pass | State |
| 2020-09-22 | OLD BRIDGE CHEMICALS INC | OLD BRIDGE, TOWNSHIP OF, Middlesex, NJ | Fail | State |
| 2020-09-22 | NORTH COMPACTION PLANT WEST FLOATATION AND HB PLANT | CARLSBAD, Eddy, NM | Pass | State |
| 2020-09-22 | NORTH COMPACTION PLANT WEST FLOATATION AND HB PLANT | CARLSBAD, Eddy, NM | Pass | State |
| 2020-09-22 | ROSS RANCH COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2020-09-22 | ROSS RANCH COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2020-09-22 | ROSS RANCH COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2020-09-22 | LIMESTONE COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2020-09-22 | BONNYMAN COMPRESSOR STATION | LOVING, Lea, NM | Pass | State |
| 2020-09-22 | PREWITT ESCALANTE GENERATING STATION | PREWITT, McKinley, NM | Pass | State |
| 2020-09-22 | GCC RIO GRANDE INC-TIJERAS PLANT | TIJERAS, Bernalillo, NM | Pass | Local |
| 2020-09-22 | ANCHOR GLASS - ELMIRA | ELMIRA(C), Chemung, NY | Pass | State |
| 2020-09-22 | HONDA DEV & MFG OF AMERICA, LLC, MARYSVILLE AUTO PLANT — high-priority violation on file | MARYSVILLE, Union, OH | Pass | State |
| 2020-09-22 | HONDA DEV & MFG OF AMERICA, LLC, MARYSVILLE AUTO PLANT — high-priority violation on file | MARYSVILLE, Union, OH | Pass | State |
| 2020-09-22 | PILKINGTON NORTH AMERICA INC — high-priority violation on file | ROSSFORD, Wood, OH | Pass | State |
| 2020-09-22 | THE MEDICAL CENTER COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2020-09-22 | ET GATHERING PROCESSING LLC / LINDSAY COMPRESSOR STATION | RUSH SPRINGS, Grady, OK | Pass | State |
| 2020-09-22 | ET GATHERING PROCESSING LLC / MORRIS COMPRESSOR STATION | BRADLEY, Grady, OK | Pass | State |
| 2020-09-22 | ET GATHERING PROCESSING LLC / MORRIS COMPRESSOR STATION | BRADLEY, Grady, OK | Pass | State |
| 2020-09-22 | ET GATHERING PROCESSING LLC / MORRIS COMPRESSOR STATION | BRADLEY, Grady, OK | Pass | State |
| 2020-09-22 | ET GATHERING PROCESSING LLC / BURTSCHI COMPRESSOR STATION | NORGE, Grady, OK | Pass | State |
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 with stack tests in 2020. It lists 33,437 stack tests recorded nationwide in 2020.