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 |
|---|---|---|---|---|
| 2018-10-02 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-02 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-02 | INR OHIO, LLC - BETTINGER WELL PAD | CALDWELL, Noble, OH | Pass | State |
| 2018-10-02 | INR OHIO, LLC - BETTINGER WELL PAD | CALDWELL, Noble, OH | Pass | State |
| 2018-10-02 | INR OHIO, LLC - BETTINGER WELL PAD | CALDWELL, Noble, OH | Pass | State |
| 2018-10-02 | WASHINGTON POWER GENERATION LLC | BEVERLY, Washington, OH | Pass | State |
| 2018-10-02 | CLEVELAND-CLIFFS STEEL CORPORATION — high-priority violation on file | MIDDLETOWN, Butler, OH | Pass | State |
| 2018-10-02 | BCE MACH LLC / PATTI 16 26 11 STA | CHEROKEE, Alfalfa, OK | Pass | State |
| 2018-10-02 | BCE MACH LLC / JAY 30 26 10 2H PAD | CHEROKEE, Alfalfa, OK | Pass | State |
| 2018-10-02 | ENLINK MIDSTREAM SERVICES LLC / OPAL COMPRESSOR STATION | GEARY, Blaine, OK | Pass | State |
| 2018-10-02 | ENLINK MIDSTREAM SERVICES LLC / OPAL COMPRESSOR STATION | GEARY, Blaine, OK | Pass | State |
| 2018-10-02 | ENLINK MIDSTREAM SERVICES LLC / OPAL COMPRESSOR STATION | GEARY, Blaine, OK | Pass | State |
| 2018-10-02 | TPL ARKOMA HOLDINGS LLC / COALGATE TUPELO STONEWALL GAS PLANT — high-priority violation on file | COALGATE, Coal, OK | Pass | State |
| 2018-10-02 | TPL ARKOMA HOLDINGS LLC / COALGATE TUPELO STONEWALL GAS PLANT — high-priority violation on file | COALGATE, Coal, OK | Pass | State |
| 2018-10-02 | ET GATHERING PROCESSING LLC / TABLER COMPRESSOR STATION | TABLER, Grady, OK | Pass | State |
| 2018-10-02 | ET GATHERING PROCESSING LLC / TABLER COMPRESSOR STATION | TABLER, Grady, OK | Pass | State |
| 2018-10-02 | ET GATHERING PROCESSING LLC / TABLER COMPRESSOR STATION | TABLER, Grady, OK | Pass | State |
| 2018-10-02 | ET GATHERING PROCESSING LLC / TABLER COMPRESSOR STATION | TABLER, Grady, OK | Pass | State |
| 2018-10-02 | ET GATHERING PROCESSING LLC / TABLER COMPRESSOR STATION | TABLER, Grady, OK | Pass | State |
| 2018-10-02 | ET GATHERING PROCESSING LLC / TABLER COMPRESSOR STATION | TABLER, Grady, OK | Pass | State |
| 2018-10-02 | ET GATHERING PROCESSING LLC / FRISCO COMPRESSOR STATION | CHICKASHA, Grady, OK | Pass | State |
| 2018-10-02 | EOG RESOURCES INC / TED CTB PRODUCTION FACILITY | BLANCHARD, Grady, OK | Pass | State |
| 2018-10-02 | EOG RESOURCES INC / TED CTB PRODUCTION FACILITY | BLANCHARD, Grady, OK | Pass | State |
| 2018-10-02 | MARKWEST OKLAHOMA GAS CO LLC / SHERMAN ELLIS COMPRESSOR STATION | HAYWOOD, Pittsburg, OK | Pass | State |
| 2018-10-02 | BCE MACH LLC / SCHNEBEL 14-27-13 1H PAD | ALVA, Woods, OK | Pass | State |
| 2018-10-02 | NATL FUEL GAS SUPPLY/ELLISBURG STA | ELLISBURG, Potter, PA | Pass | State |
| 2018-10-02 | RAUSCH CREEK GENERATION LLC/FRAILEY TWP — high-priority violation on file | TREMONT, Schuylkill, PA | Pass | State |
| 2018-10-02 | LAUREL MTN MIDSTREAM OPR LLC/SPRINGHILL COMP STA | LAKE LYNN, Fayette, PA | Pass | State |
| 2018-10-02 | MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA | CLAYSVILLE, Washington, PA | Pass | State |
| 2018-10-02 | HAZLETON HILLER LLC/STOCKTON MOUNTAIN ROAD SITE — high-priority violation on file | HAZLETON, Luzerne, PA | Pass | State |
| 2018-10-02 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2018-10-02 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Fail | State |
| 2018-10-02 | CAROLINA GAS TRANSMISSION LLC - BETHUNE COMPRESSOR STATION | BETHUNE, Kershaw, SC | Pass | State |
| 2018-10-02 | ANR PIPELINE COMPANY | COTTAGE GROVE, Henry, TN | Pass | State |
| 2018-10-02 | TENNESSEE OPERATIONS OF EASTMAN CHEMICAL COMPANY — high-priority violation on file | KINGSPORT, Sullivan, TN | Pass | State |
| 2018-10-02 | GL DAIRY BIOGAS LLC | MIDDLETON, Dane, WI | Pass | State |
| 2018-10-02 | AMCOR WISCONSIN, LLC - NEW LONDON | NEW LONDON, Ozaukee, WI | Pass | State |
| 2018-10-02 | MONONGAHELA POWER COMPANY, HARRISON STATION | HAYWOOD, Harrison, WV | Pass | State |
| 2018-10-01 | GOLDEN VALLEY ELECTRIC ASSOCIATION / HEALY POWER PLANT — high-priority violation on file | HEALY, Denali, AK | Pass | State |
| 2018-10-01 | W&T OFFSHORE, INC. | MOBILE BAY, Mobile, AL | Pass | State |
| 2018-10-01 | W&T OFFSHORE, INC. | MOBILE BAY, Mobile, AL | Pass | State |
| 2018-10-01 | W&T OFFSHORE, INC. | MOBILE BAY, Mobile, AL | Pass | State |
| 2018-10-01 | W&T OFFSHORE, INC. | MOBILE BAY, Mobile, AL | Pass | State |
| 2018-10-01 | TORRANCE REFINING COMPANY LLC | TORRANCE, Los Angeles, CA | Pass | Local |
| 2018-10-01 | TORRANCE REFINING COMPANY LLC | TORRANCE, Los Angeles, CA | Pass | Local |
| 2018-10-01 | TORRANCE REFINING COMPANY LLC | TORRANCE, Los Angeles, CA | Pass | Local |
| 2018-10-01 | WG HOLDINGS SPV, LLC — high-priority violation on file | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2018-10-01 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-01 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-01 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-01 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-01 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-01 | DART CONTAINER CORP | LODI, San Joaquin, CA | Pass | Local |
| 2018-10-01 | DART CONTAINER CORP | LODI, San Joaquin, CA | Pass | Local |
| 2018-10-01 | DART CONTAINER CORP | LODI, San Joaquin, CA | Pass | Local |
| 2018-10-01 | DART CONTAINER CORP | LODI, San Joaquin, CA | Pass | Local |
| 2018-10-01 | DART CONTAINER CORP | LODI, San Joaquin, CA | Pass | Local |
| 2018-10-01 | CONAGRA FOODS (FORMERLY HUNT WESSON) | OAKDALE, Stanislaus, CA | Pass | Local |
| 2018-10-01 | CONAGRA FOODS (FORMERLY HUNT WESSON) | OAKDALE, Stanislaus, CA | Pass | Local |
| 2018-10-01 | CONAGRA FOODS (FORMERLY HUNT WESSON) | OAKDALE, Stanislaus, CA | Pass | Local |
| 2018-10-01 | CONAGRA FOODS (FORMERLY HUNT WESSON) | OAKDALE, Stanislaus, CA | Pass | Local |
| 2018-10-01 | CONAGRA FOODS (FORMERLY HUNT WESSON) | OAKDALE, Stanislaus, CA | Pass | Local |
| 2018-10-01 | CONAGRA FOODS (FORMERLY HUNT WESSON) | OAKDALE, Stanislaus, CA | Pass | Local |
| 2018-10-01 | HAMILTON SUNDSTRAND CORPORATION - COLLINS AEROSPACE | WINDSOR LOCKS, Hartford, CT | Pass | State |
| 2018-10-01 | ANDERSON COLUMBIA CO., INC. | LAKE CITY, Columbia, FL | Pass | State |
| 2018-10-01 | CITY WATER LIGHT & POWER | SPRINGFIELD, Sangamon, IL | Pass | State |
| 2018-10-01 | IACX ENERGY - OTIS STATION (DEHYS)(AIR) | OTIS, Rush, KS | Pass | State |
| 2018-10-01 | MISSISSIPPI POWER COMPANY, PLANT VICTOR J DANIEL | MOSS POINT, Jackson, MS | Pass | State |
| 2018-10-01 | NYC-DOC - RIKERS ISLAND | EAST ELMHURST, Bronx, NY | Pass | State |
| 2018-10-01 | CONCORD COMPRESSOR STATION | SPRINGVILLE, Erie, NY | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-01 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.