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 |
|---|---|---|---|---|
| 2018-10-22 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-22 | OWENS BROCKWAY GLASS | TRACY, San Joaquin, CA | Pass | Local |
| 2018-10-22 | OWENS BROCKWAY GLASS | TRACY, San Joaquin, CA | Pass | Local |
| 2018-10-22 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2018-10-22 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2018-10-22 | HUBBARD CONSTUCTION COMPANY | LAKELAND, Polk, FL | Pass | State |
| 2018-10-22 | ABSOLUTE ENERGY LLC-SAINT ANSGAR (MONA) | SAINT ANSGAR, Mitchell, IA | Pass | State |
| 2018-10-22 | CENTURY ALUMINUM OF KY LLC | HAWESVILLE, Hancock, KY | Pass | State |
| 2018-10-22 | WYANDOTTE DEPT MUNICIPAL POWER PLANT — high-priority violation on file | WYANDOTTE, Wayne, MI | Pass | State |
| 2018-10-22 | FCA US LLC STERLING HEIGHTS ASSEMBLY PLANT | STERLING HEIGHTS, Macomb, MI | Pending | State |
| 2018-10-22 | FCA US LLC STERLING HEIGHTS ASSEMBLY PLANT | STERLING HEIGHTS, Macomb, MI | Pending | State |
| 2018-10-22 | BRYAN ROCK PRODUCTS INC - NONMETALLIC | SHAKOPEE, Scott, MN | Pass | State |
| 2018-10-22 | GEORGIA PACIFIC MONTICELLO LLC | MONTICELLO, Lawrence, MS | Pass | State |
| 2018-10-22 | SIDWELL MATERIALS - METSO #2 | LOCKBOURNE, Franklin, OH | Pass | State |
| 2018-10-22 | ASCENT RESOURCES - UTICA LLC - GIL LND GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2018-10-22 | ASCENT RESOURCES - UTICA LLC - GIL LND GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2018-10-22 | ASCENT RESOURCES - UTICA LLC - GIL LND GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2018-10-22 | TOM STACK LLC / COMMUNITY COMPRESSOR STATION | OMEGA, Blaine, OK | Pass | State |
| 2018-10-22 | TOM STACK LLC / COMMUNITY COMPRESSOR STATION | OMEGA, Blaine, OK | Pass | State |
| 2018-10-22 | MARKWEST OKLAHOMA GAS CO LLC / BUTLER ARAPAHO GAS PLANT — high-priority violation on file | BUTLER, Custer, OK | Pass | State |
| 2018-10-22 | MARKWEST OKLAHOMA GAS CO LLC / BUTLER ARAPAHO GAS PLANT — high-priority violation on file | BUTLER, Custer, OK | Pass | State |
| 2018-10-22 | MARKWEST OKLAHOMA GAS CO LLC / BUTLER ARAPAHO GAS PLANT — high-priority violation on file | BUTLER, Custer, OK | Pass | State |
| 2018-10-22 | MARKWEST OKLAHOMA GAS CO LLC / BUTLER ARAPAHO GAS PLANT — high-priority violation on file | BUTLER, Custer, OK | Pass | State |
| 2018-10-22 | MARKWEST OKLAHOMA GAS CO LLC / STUART SOUTH COMPRESSOR STATION | STUART, Hughes, OK | Pass | State |
| 2018-10-22 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2018-10-22 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2018-10-22 | EOG RESOURCES INC / MOORE 1930 1H PRODUCTION FACILITY | COLE, McClain, OK | Pass | State |
| 2018-10-22 | SWN PROD CO/CARRAR COMP STA | MONTROSE, Susquehanna, PA | Pass | State |
| 2018-10-22 | WARREN EP INC/REIMILLER PAD | MESHOPPEN, Wyoming, PA | Pass | State |
| 2018-10-22 | BKV OPR LLC/MIRABELLI PAD | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2018-10-22 | BKV OPR LLC/P & G WAREHOUSE PAD | MESHOPPEN, Wyoming, PA | Pass | State |
| 2018-10-22 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2018-10-22 | UNITED GRAIN CORPORATION — high-priority violation on file | VANCOUVER, Clark, WA | Pass | Local |
| 2018-10-22 | QUAD/GRAPHICS INC | SUSSEX, Waupaca, WI | Pass | State |
| 2018-10-22 | MORGANTOWN ENERGY ASSOCIATES, MORGANTOWN PLANT | MORGANTOWN, Monongalia, WV | Pass | State |
| 2018-10-21 | PHILLIPS 66 | FERNDALE, Whatcom, WA | Pass | Local |
| 2018-10-20 | HILCORP ALASKA, LLC / NORTHSTAR PRODUCTION FACILITY (NOR) | NORTH SLOPE BOROUGH, North Slope, AK | Pass | State |
| 2018-10-20 | SDG&E CUYAMACA PEAK ENERGY PLANT | EL CAJON, San Diego, CA | Pending | Local |
| 2018-10-20 | CEMENT MANUFACTURING PLANT — high-priority violation on file | FERNLEY, Lyon, NV | Pass | State |
| 2018-10-20 | CEMENT MANUFACTURING PLANT — high-priority violation on file | FERNLEY, Lyon, NV | Incomplete | State |
| 2018-10-19 | HILCORP ALASKA, LLC / NORTHSTAR PRODUCTION FACILITY (NOR) | NORTH SLOPE BOROUGH, North Slope, AK | Pass | State |
| 2018-10-19 | EXXONMOBIL OIL CORP- SAN ARDO | SAN ARDO, Monterey, CA | Pass | Local |
| 2018-10-19 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-19 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-19 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-19 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-19 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-19 | CONNECTICUT JET POWER - COS COB STATION | GREENWICH, Fairfield, CT | Pass | State |
| 2018-10-19 | ARMSTRONG WORLD INDUSTRIES, INC. | PENSACOLA, Escambia, FL | Pass | State |
| 2018-10-19 | ARMSTRONG WORLD INDUSTRIES, INC. | PENSACOLA, Escambia, FL | Pass | State |
| 2018-10-19 | ARMSTRONG WORLD INDUSTRIES, INC. | PENSACOLA, Escambia, FL | Pass | State |
| 2018-10-19 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2018-10-19 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2018-10-19 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2018-10-19 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2018-10-19 | SOUTHERN IONICS, INC. - OFFERMAN | PATTERSON, Pierce, GA | Pass | State |
| 2018-10-19 | SOUTHERN IONICS, INC. - OFFERMAN | PATTERSON, Pierce, GA | Pass | State |
| 2018-10-19 | ILLINOIS CEMENT CO | LASALLE, La Salle, IL | Pass | State |
| 2018-10-19 | LOGAN ALUMINUM INC | RUSSELLVILLE, Logan, KY | Pass | State |
| 2018-10-19 | CURTIS BAY ENERGY, LP — high-priority violation on file | BALTIMORE, Baltimore (city), MD | Pass | State |
| 2018-10-19 | MORRIS PACKAGING MINNESOTA LLC | PLYMOUTH, Hennepin, MN | Pass | State |
| 2018-10-19 | AMRIZE CEMENT INC | BLOOMSDALE, Ste. Genevieve, MO | Pass | State |
| 2018-10-19 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-10-19 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-10-19 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-10-19 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-10-19 | LON D WRIGHT POWER PLANT | FREMONT, Dodge, NE | Pass | State |
| 2018-10-19 | THE LUBRIZOL CORPORATION | PAINESVILLE, Lake, OH | Pass | State |
| 2018-10-19 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-10-19 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-10-19 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-10-19 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-10-19 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-10-19 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-10-19 | TAIT ELECTRIC GENERATING STATION | DAYTON, Montgomery, OH | Pass | State |
| 2018-10-19 | TAIT ELECTRIC GENERATING STATION | DAYTON, Montgomery, OH | Pass | State |
| 2018-10-19 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2018-10-19 | CHISHOLM OIL AND GAS OPERATING LLC / JOHNNY 32 1H | LOYAL, Kingfisher, OK | Pass | State |
| 2018-10-19 | NUCOR STEEL - BERKELEY | HUGER, Berkeley, SC | Pass | State |
| 2018-10-19 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2018-10-19 | SALT LAKE ENERGY SYSTEMS LLC | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2018-10-19 | SALT LAKE ENERGY SYSTEMS LLC | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2018-10-19 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2018-10-18 | BIG RIVER STEEL LLC | OSCEOLA, Mississippi, AR | Fail | State |
| 2018-10-18 | ROGERS GROUP, INC. | CORD, Independence, AR | Pass | State |
| 2018-10-18 | ROGERS GROUP, INC. | CORD, Independence, AR | Pass | State |
| 2018-10-18 | ROGERS GROUP, INC. | CORD, Independence, AR | Pass | State |
| 2018-10-18 | ROGERS GROUP, INC. | CORD, Independence, AR | Pass | State |
| 2018-10-18 | ROGERS GROUP, INC. | CORD, Independence, AR | Pass | State |
| 2018-10-18 | ROGERS GROUP, INC. | CORD, Independence, AR | Pass | State |
| 2018-10-18 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | MARTINEZ, Contra Costa, CA | Pass | Local |
| 2018-10-18 | MITSUBISHI CHEMICAL CARBON FIBER AND COMPOSITES — high-priority violation on file | SACRAMENTO, Sacramento, CA | Pass | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.