EPA Air · stack tests by year
Air-emissions stack tests in 2018
- 25,145Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2018
- California 7,098
- Ohio 2,476
- Oklahoma 1,684
- Indiana 1,605
- Florida 1,563
- Georgia 1,137
- Pennsylvania 813
- Alabama 645
- Texas 611
- Mississippi 598
- Arkansas 555
- Iowa 464
- Missouri 414
- Washington 394
- Colorado 353
- Wisconsin 280
- Montana 269
- North Carolina 261
- Michigan 259
- Wyoming 253
- South Carolina 252
- Minnesota 218
- Kentucky 200
- Kansas 195
- Delaware 194
- Alaska 178
- Illinois 165
- Nebraska 152
- Utah 137
- West Virginia 137
- Tennessee 129
- North Dakota 117
- Virginia 116
- New York 116
- Connecticut 114
- Nevada 101
- New Jersey 100
- Maine 88
- New Hampshire 83
- Oregon 83
- Idaho 77
- Hawaii 77
- South Dakota 67
- Arizona 61
- Maryland 58
- Louisiana 54
- Massachusetts 41
- District of Columbia 33
- New Mexico 31
- Vermont 20
- Rhode Island 10
- Puerto Rico 9
Other years
Air-emissions stack tests recorded in 2018
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2018-12-21 | HAILE GOLD MINE INC | KERSHAW, Lancaster, SC | Fail | State |
| 2018-12-21 | SALT CREEK GAS PLANT | CLAIREMONT, Kent, TX | N/A | State |
| 2018-12-21 | COLONNA'S SHIPYARD INC | NORFOLK, Norfolk (city), VA | Pass | State |
| 2018-12-21 | THE NEWARK GROUP, INC. | MILWAUKEE, Monroe, WI | Pass | State |
| 2018-12-21 | BUCKNUM BENTONITE PLANT (TOLSA WYOMING BENTONITE CORP.) | CASPER, Natrona, WY | Pending | State |
| 2018-12-21 | BUCKNUM BENTONITE PLANT (TOLSA WYOMING BENTONITE CORP.) | CASPER, Natrona, WY | Pass | State |
| 2018-12-20 | BIG RIVER STEEL LLC | OSCEOLA, Mississippi, AR | Fail | State |
| 2018-12-20 | IBY, LLC | IRWINDALE, Los Angeles, CA | Pass | Local |
| 2018-12-20 | PHILLIPS 66 CO/LA REFINERY WILMINGTON — high-priority violation on file | WILMINGTON, Los Angeles, CA | Pending | Local |
| 2018-12-20 | ARROWHEAD REGIONAL MEDICAL CENTER — high-priority violation on file | COLTON, San Bernardino, CA | Pass | Local |
| 2018-12-20 | ARROWHEAD REGIONAL MEDICAL CENTER — high-priority violation on file | COLTON, San Bernardino, CA | Pass | Local |
| 2018-12-20 | ARROWHEAD REGIONAL MEDICAL CENTER — high-priority violation on file | COLTON, San Bernardino, CA | Pending | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-20 | SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file | WELDONA, Morgan, CO | Pass | State |
| 2018-12-20 | BUCKEYE TERMINALS, LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2018-12-20 | VMC SPECIALTY ALLOYS | ADAIRSVILLE, Bartow, GA | Pass | State |
| 2018-12-20 | POET BIOREFINING - JEWELL | JEWELL, Hamilton, IA | Pass | State |
| 2018-12-20 | POET BIOREFINING - JEWELL | JEWELL, Hamilton, IA | Pass | State |
| 2018-12-20 | LINWOOD MINING & MINERALS CORP | DAVENPORT, Scott, IA | Pass | State |
| 2018-12-20 | DUKE ENERGY INDIANA LLC - GIBSON GENERATING STATION | OWENSVILLE, Gibson, IN | Pass | State |
| 2018-12-20 | MCC MANUFACTURING INC | SCOTTSBURG, Scott, IN | Pass | State |
| 2018-12-20 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2018-12-20 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2018-12-20 | NORTHERN NATURAL GAS - ALBERT LEA | HARTLAND, Freeborn, MN | Pass | State |
| 2018-12-20 | QUIKTRIP CORPORATION | BELTON, Cass, MO | Pending | State |
| 2018-12-20 | QUIKTRIP CORPORATION | BELTON, Cass, MO | Pending | State |
| 2018-12-20 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Fail | State |
| 2018-12-20 | CALLAWAY MUNICIPAL POWER PLANT | CALLAWAY, Custer, NE | Pass | State |
| 2018-12-20 | CITY OF LAS VEGAS WATER POLLUTION CONTROL FACILITY | LAS VEGAS, Clark, NV | Pass | Local |
| 2018-12-20 | CIMBAR RESOURCES, INC | WELLSVILLE, Columbiana, OH | Pass | State |
| 2018-12-20 | MARTIN MARIETTA MAGNESIA SPECIALTIES INC. | WOODVILLE, Sandusky, OH | Pass | State |
| 2018-12-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2018-12-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2018-12-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | SMITH, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2018-12-20 | FW MIDCON I LLC / SHARON MAE 4H 5H 22X 6H 27 | PURDY, Garvin, OK | Pass | State |
| 2018-12-20 | ET GATHERING PROCESSING LLC / HAYES COMPRESSOR STATION | NINNEKAH, Grady, OK | Pass | State |
| 2018-12-20 | FW MIDCON I LLC / HILL 0704 1H 10X | DIBBLE, McClain, OK | Pass | State |
| 2018-12-20 | HOMER CITY GEN LP/CENTER TWP | HOMER CITY, Indiana, PA | Pass | State |
| 2018-12-20 | MONROE ENERGY LLC/TRAINER — high-priority violation on file | TRAINER, Delaware, PA | Pass | State |
| 2018-12-20 | ENERGY TRANSF MKT & TERM LP/MARCUS HOOK TERM — high-priority violation on file | MARCUS HOOK, Delaware, PA | Pass | State |
| 2018-12-20 | MILAN ENERGY LLC/ELECTRIC GENERATING STATION | MILAN, Bradford, PA | Pass | State |
| 2018-12-20 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2018-12-20 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2018-12-20 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2018-12-20 | CHICO GAS PLANT | CHICO, Wise, TX | Pass | State |
| 2018-12-20 | JOINT BASE LEWIS-MCCHORD | FORT LEWIS, Pierce, WA | Pass | Local |
| 2018-12-20 | JOINT BASE LEWIS-MCCHORD | FORT LEWIS, Pierce, WA | Pass | Local |
| 2018-12-20 | GREEN BAY METRO SEWERAGE DIST | GREEN BAY, Brown, WI | Pass | State |
| 2018-12-19 | SABIC INNOVATIVE PLASTICS US LLC | BURKVILLE, Lowndes, AL | Pass | State |
| 2018-12-19 | LHOIST NORTH AMERICA OF ALABAMA, LLC | CALERA, Shelby, AL | Pass | State |
| 2018-12-19 | ASPHALT PRODUCTS, LLC (MOBILE PLANT #2) | CARLISLE, Lonoke, AR | Fail | State |
| 2018-12-19 | OWENS-BROCKWAY GLASS CONTAINER — high-priority violation on file | VERNON, Los Angeles, CA | Pass | Local |
| 2018-12-19 | IBY, LLC | IRWINDALE, Los Angeles, CA | Pass | Local |
| 2018-12-19 | TESORO LOGISTICS, EAST HYNES TERMINAL | LONG BEACH, Los Angeles, CA | Pass | Local |
| 2018-12-19 | LOMA LINDA UNIVERSITY | LOMA LINDA, San Bernardino, CA | Pass | Local |
| 2018-12-19 | LOMA LINDA UNIVERSITY | LOMA LINDA, San Bernardino, CA | Pass | Local |
| 2018-12-19 | PLATTE RIVER POWER AUTHORITY - RAWHIDE | WELLINGTON 9.3 MI. N OF, Larimer, CO | Pass | State |
| 2018-12-19 | SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file | WELDONA, Morgan, CO | Pass | State |
| 2018-12-19 | SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file | WELDONA, Morgan, CO | Pass | State |
| 2018-12-19 | U S DEPT OF AGRICULTURE | MIAMI, Miami-Dade, FL | Pass | State |
| 2018-12-19 | UNITED STATES GYPSUM CO. | JACKSONVILLE, Duval, FL | Pass | State |
| 2018-12-19 | BUCKEYE TERMINALS, LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2018-12-19 | OSCEOLA FARMS | PAHOKEE, Palm Beach, FL | Pass | State |
| 2018-12-19 | OSCEOLA FARMS | PAHOKEE, Palm Beach, FL | Pass | State |
| 2018-12-19 | OSCEOLA FARMS | PAHOKEE, Palm Beach, FL | Pass | State |
| 2018-12-19 | OSCEOLA FARMS | PAHOKEE, Palm Beach, FL | Pass | State |
| 2018-12-19 | OSCEOLA FARMS | PAHOKEE, Palm Beach, FL | Pass | State |
| 2018-12-19 | OSCEOLA FARMS | PAHOKEE, Palm Beach, FL | Pass | State |
| 2018-12-19 | OSCEOLA FARMS | PAHOKEE, Palm Beach, FL | Pass | State |
| 2018-12-19 | OSCEOLA FARMS | PAHOKEE, Palm Beach, FL | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.