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 |
|---|---|---|---|---|
| 2021-10-22 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-22 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-22 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-22 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-22 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-22 | GEORGIA POWER CO. - PLANT MCDONOUGH- ATKINSON | ATLANTA, Cobb, GA | Pass | State |
| 2021-10-22 | NOVELIS, INC. | GREENSBORO, Greene, GA | Pass | State |
| 2021-10-22 | NOVELIS, INC. | GREENSBORO, Greene, GA | Pass | State |
| 2021-10-22 | NOVELIS, INC. | GREENSBORO, Greene, GA | Pass | State |
| 2021-10-22 | NOVELIS, INC. | GREENSBORO, Greene, GA | Fail | State |
| 2021-10-22 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2021-10-22 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2021-10-22 | HARSHMAN CONST. - FLORENCE QUARRY (AIR) | FLORENCE QUARRY, Marion, KS | Pass | State |
| 2021-10-22 | GULF SOUTH PIPELINE CO LLC - MARKSVILLE COMPRESSOR STATION | MARKSVILLE, Avoyelles, LA | Pass | State |
| 2021-10-22 | ND OTM LLC | OLD TOWN, Penobscot, ME | Pass | State |
| 2021-10-22 | WILLISTON BASIN - FORT PECK STATION | NASHUA, Valley, MT | Pass | State |
| 2021-10-22 | GOLDSTRIKE MINE | CARLIN, Eureka, NV | Pass | State |
| 2021-10-22 | GOLDSTRIKE MINE | CARLIN, Eureka, NV | Pass | State |
| 2021-10-22 | MARKWEST TRI-COUNTY COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2021-10-22 | MARKWEST TRI-COUNTY COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2021-10-22 | MARKWEST TRI-COUNTY COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2021-10-22 | LATIGO PETROLEUM LLC / E S COLLIER NO 10 15 | CAMARGO, Dewey, OK | Pass | State |
| 2021-10-22 | GULFPORT MIDCON LLC / ELLIS 3 4 14X11H | AGAWAM, Grady, OK | Pass | State |
| 2021-10-22 | MARKWEST OKLAHOMA GAS CO LLC / DUNN COMPRESSOR STATION | STUART, Hughes, OK | Pass | State |
| 2021-10-22 | GREAT HORNED OWLS LLC / WAR WAGON 1 36 PAD | MULHALL, Logan, OK | Pass | State |
| 2021-10-22 | REGENCY MARCELLUS GAS GATHERING LLC/MEHOOPANY STA | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2021-10-22 | JERSEY CHROME PLATING COMPANY | PITTSBURGH, Allegheny, PA | Pass | Local |
| 2021-10-21 | KNAUF INSULATION | LANETT, Chambers, AL | Pass | State |
| 2021-10-21 | KNAUF INSULATION | LANETT, Chambers, AL | Fail | State |
| 2021-10-21 | KNAUF INSULATION | LANETT, Chambers, AL | Pass | State |
| 2021-10-21 | KNAUF INSULATION | LANETT, Chambers, AL | Pass | State |
| 2021-10-21 | KNAUF INSULATION | LANETT, Chambers, AL | Pass | State |
| 2021-10-21 | KNAUF INSULATION | LANETT, Chambers, AL | Pass | State |
| 2021-10-21 | KNAUF INSULATION | LANETT, Chambers, AL | Pass | State |
| 2021-10-21 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | BILLINGSLEY, Autauga, AL | Pass | State |
| 2021-10-21 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | BILLINGSLEY, Autauga, AL | Pass | State |
| 2021-10-21 | INTERNATIONAL PAPER COMPANY — high-priority violation on file | SELMA, Dallas, AL | Pass | State |
| 2021-10-21 | GREEN BAY PACKAGING, INC. - ARKANSAS KRAFT DIVISION | MORRILTON, Conway, AR | Pass | State |
| 2021-10-21 | GREEN BAY PACKAGING, INC. - ARKANSAS KRAFT DIVISION | MORRILTON, Conway, AR | Pass | State |
| 2021-10-21 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-2 | PANGBURN, White, AR | Pass | State |
| 2021-10-21 | DESOTO GATHERING COMPANY, LLC - TIGER CPF 2 | JUDSONIA, White, AR | Pass | State |
| 2021-10-21 | FOSTER FOOD PRODUCTS — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2021-10-21 | FOSTER FOOD PRODUCTS — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2021-10-21 | FOSTER FOOD PRODUCTS — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2021-10-21 | FOSTER FOOD PRODUCTS — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2021-10-21 | CHEVRON USA INC - PICEANCE BASIN CENTRAL | PARACHUTE 16.6 MI. NW OF, Garfield, CO | Pass | State |
| 2021-10-21 | WEXPRO CO - E HIAWATHA/DEEP | DINOSAUR 55.9 MI. NE OF, Moffat, CO | Pass | State |
| 2021-10-21 | WILLIAMS FIELD - WILLOW CREEK GAS PLANT — high-priority violation on file | RIO BLANCO 18 MILES W OF, Rio Blanco, CO | Pass | State |
| 2021-10-21 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2021-10-21 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2021-10-21 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | N/A | State |
| 2021-10-21 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2021-10-21 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2021-10-21 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2021-10-21 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2021-10-21 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2021-10-21 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2021-10-21 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2021-10-21 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2021-10-21 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2021-10-21 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2021-10-21 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2021-10-21 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2021-10-21 | OWENS CORNING ASPHALT ROOFING, LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2021-10-21 | OWENS CORNING ASPHALT ROOFING, LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file | PALATKA, Putnam, FL | Pass | State |
| 2021-10-21 | SUWANNEE AMERICAN CEMENT COMPANY, LLC. | SUMTERVILLE, Sumter, FL | Pass | State |
| 2021-10-21 | SUWANNEE AMERICAN CEMENT COMPANY, LLC. | SUMTERVILLE, Sumter, FL | Pass | State |
| 2021-10-21 | SUWANNEE AMERICAN CEMENT COMPANY, LLC. | SUMTERVILLE, Sumter, FL | Pass | State |
| 2021-10-21 | APPLING COUNTY PELLETS — high-priority violation on file | BAXLEY, Appling, GA | Pass | State |
| 2021-10-21 | APPLING COUNTY PELLETS — high-priority violation on file | BAXLEY, Appling, GA | Pass | State |
| 2021-10-21 | GEORGIA POWER CO. - PLANT MCDONOUGH- ATKINSON | ATLANTA, Cobb, GA | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | Pass | State |
| 2021-10-21 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | Pass | State |
| 2021-10-21 | CLEARWATER PAPER CORPORATION - AUGUSTA MILL — high-priority violation on file | AUGUSTA, Richmond, GA | Pass | State |
| 2021-10-21 | ABSOLUTE ENERGY LLC-SAINT ANSGAR (MONA) | SAINT ANSGAR, Mitchell, IA | Pass | State |
| 2021-10-21 | SOUTHWEST IOWA RENEWABLE ENERGY — high-priority violation on file | COUNCIL BLUFFS, Pottawattamie, IA | Fail | State |
| 2021-10-21 | CARGILL INC-CORN MILLING | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-10-21 | MAT ASPHALT LLC | CHICAGO, Cook, IL | Pass | State |
| 2021-10-21 | ILLINOIS CEMENT CO | LASALLE, La Salle, IL | Pass | State |
| 2021-10-21 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2021-10-21 | MARATHON COMPRESSOR FACILITY | PATTERSON, St. Mary, LA | Pass | State |
| 2021-10-21 | SIEMENS HEALTHCARE DIAGNOSTICS INC | WALPOLE, Norfolk, MA | Pass | State |
| 2021-10-21 | SKYWORKS SOLUTIONS INC | WOBURN, TOWN OF, Middlesex, MA | Pass | State |
| 2021-10-21 | SEMASS PARTNERSHIP | ROCHESTER, Plymouth, MA | Pass | State |
| 2021-10-21 | LACKS ENTERPRISES, INC. — high-priority violation on file | GRAND RAPIDS, Kent, MI | Pass | State |
| 2021-10-21 | DTE GAS COMPANY - WILLOW RUN COMPRESSOR STATION | YPSILANTI, Washtenaw, MI | Pass | State |
| 2021-10-21 | WASTE MANAGEMENT - MAPLE GROVE TRANSFER STATION | MAPLE GROVE, Hennepin, MN | Pass | State |
| 2021-10-21 | COLUMBIA SOUTHERN STAR CENTRAL | COLUMBIA, Boone, MO | Pass | State |
| 2021-10-21 | THE LIFELINE GROUP — high-priority violation on file | SAINT JOSEPH, Buchanan, MO | Pending | State |
| 2021-10-21 | NUCOR STEEL SEDALIA LLC | SEDALIA, Pettis, MO | Pass | State |
| 2021-10-21 | ARAUCO NORTH AMERICA, INC. | MONCURE, Chatham, NC | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.