EPA Air · stack tests by year
Air-emissions stack tests in 2019
- 26,261Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2019
- California 6,897
- Ohio 2,684
- Oklahoma 1,656
- Florida 1,597
- Indiana 1,595
- Georgia 1,325
- Pennsylvania 723
- Alabama 687
- Arkansas 664
- Texas 620
- Mississippi 604
- Iowa 457
- Washington 445
- Colorado 431
- New Mexico 421
- Missouri 409
- North Carolina 297
- Minnesota 285
- Montana 272
- Michigan 268
- Wyoming 252
- Wisconsin 251
- South Carolina 231
- Louisiana 225
- Delaware 189
- Kentucky 188
- Utah 184
- West Virginia 176
- Kansas 175
- Alaska 159
- North Dakota 154
- Nebraska 149
- Illinois 138
- Connecticut 124
- New York 122
- Tennessee 121
- Maine 110
- Virginia 107
- Nevada 107
- Idaho 95
- Hawaii 93
- Oregon 88
- New Hampshire 78
- Arizona 77
- New Jersey 61
- South Dakota 59
- Massachusetts 58
- Maryland 54
- Rhode Island 45
- District of Columbia 33
- Vermont 21
Other years
Air-emissions stack tests recorded in 2019
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2019-08-22 | E & B PAVING LLC | PLYMOUTH, Marshall, IN | Pass | State |
| 2019-08-22 | E & B PAVING LLC | PLYMOUTH, Marshall, IN | Pass | State |
| 2019-08-22 | ONEOK HYDROCARBON - BUSHTON COMPLEX (FRACTIONATOR) (AIR) | BUSHTON, Ellsworth, KS | Pass | State |
| 2019-08-22 | PRATT ENERGY (AIR) | PRATT, Pratt, KS | Pass | State |
| 2019-08-22 | NOVA CHEMICALS OLEFINS LLC - GEISMAR ETHYLENE PLANT | GEISMAR, Ascension, LA | Pass | State |
| 2019-08-22 | EQUILON ENTERPRISES LLC - SHELL OIL PRODUCTS US - CONVENT REFINERY | CONVENT, St. James, LA | Fail | State |
| 2019-08-22 | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | GAITHERSBURG, Montgomery, MD | Pass | State |
| 2019-08-22 | REAL ALLOY RECYCLING, LLC — high-priority violation on file | COLDWATER, Branch, MI | Pass | State |
| 2019-08-22 | CAPITAL QUARRIES CO INC JEFFERSON CITY STADIUM WEST QUARRY | JEFFERSON CITY, Cole, MO | Pass | State |
| 2019-08-22 | HOLDEN POWER PLANT | HOLDEN, Johnson, MO | Pending | State |
| 2019-08-22 | HOLDEN POWER PLANT | HOLDEN, Johnson, MO | Pending | State |
| 2019-08-22 | HOLDEN POWER PLANT | HOLDEN, Johnson, MO | Pending | State |
| 2019-08-22 | AMRIZE CEMENT INC | BLOOMSDALE, Ste. Genevieve, MO | Pending | State |
| 2019-08-22 | AMRIZE CEMENT INC | BLOOMSDALE, Ste. Genevieve, MO | Pending | State |
| 2019-08-22 | GEORGIA PACIFIC MONTICELLO LLC | MONTICELLO, Lawrence, MS | Pass | State |
| 2019-08-22 | GEORGIA PACIFIC MONTICELLO LLC | MONTICELLO, Lawrence, MS | Pass | State |
| 2019-08-22 | GEORGIA PACIFIC MONTICELLO LLC | MONTICELLO, Lawrence, MS | Pass | State |
| 2019-08-22 | GEORGIA PACIFIC MONTICELLO LLC | MONTICELLO, Lawrence, MS | Pass | State |
| 2019-08-22 | GEORGIA PACIFIC MONTICELLO LLC | MONTICELLO, Lawrence, MS | Pass | State |
| 2019-08-22 | ERGON REFINING INC — high-priority violation on file | VICKSBURG, Warren, MS | Pass | State |
| 2019-08-22 | PSNC DBA ENBRIDGE GAS - KINGS MOUNTAIN COMPRESSOR STATION | KINGS MOUNTAIN, Cleveland, NC | Pass | State |
| 2019-08-22 | NOBLE OIL SERVICES INC | SANFORD, Lee, NC | Pass | State |
| 2019-08-22 | JORDAN LUMBER & SUPPLY, INC. | MT GILEAD (MONTGOMERY,NC), Montgomery, NC | Pass | State |
| 2019-08-22 | MANCHESTER WASTEWATER TREATMENT PLANT | MANCHESTER, Hillsborough, NH | Pending | U.S. EPA |
| 2019-08-22 | SCHILLER STATION COMBUSTION TURBINE | PORTSMOUTH, Rockingham, NH | Pass | State |
| 2019-08-22 | SCHILLER STATION COMBUSTION TURBINE | PORTSMOUTH, Rockingham, NH | Pass | State |
| 2019-08-22 | CLEARWATER COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2019-08-22 | CLEARWATER COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2019-08-22 | ALAMO COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-08-22 | ALAMO COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-08-22 | HEIDELBERG MATERIALS US CEMENT LLC - GLENS FALLS PLANT | GLENS FALLS, Warren, NY | Pass | State |
| 2019-08-22 | FRANKLIN INTERNATIONAL | COLUMBUS, Franklin, OH | Pass | State |
| 2019-08-22 | DARBY POWER, LLC | OHIO, Undetermined, OH | Pass | State |
| 2019-08-22 | DARBY POWER, LLC | OHIO, Undetermined, OH | Pass | State |
| 2019-08-22 | DARBY POWER, LLC | OHIO, Undetermined, OH | Pass | State |
| 2019-08-22 | ASCENT RESOURCES - UTICA LLC - MOHOROVICH RCH GR | SENECAVILLE, Guernsey, OH | Pass | State |
| 2019-08-22 | ASCENT RESOURCES - UTICA LLC - MOHOROVICH RCH GR | SENECAVILLE, Guernsey, OH | Pass | State |
| 2019-08-22 | ASCENT RESOURCES - UTICA LLC - MOHOROVICH RCH GR | SENECAVILLE, Guernsey, OH | Pass | State |
| 2019-08-22 | CONSOLIDATED PACKAGING GROUP — high-priority violation on file | CINCINNATI, Hamilton, OH | Pass | State |
| 2019-08-22 | CONTINENTAL RESOURCES / DYER 3 4 30 31XHW JACQUEZ 6 19 18XHS | TABLER, Grady, OK | Pass | State |
| 2019-08-22 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/JOHNSTON COMP STA | CANONSBURG, Washington, PA | Pass | State |
| 2019-08-22 | ADVANSIX (FORMERLY HONEYWELL/FRANKFORD PLT) — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2019-08-22 | CONSTELLATION GENERATION CO/DELAWARE STA | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2019-08-22 | CONSTELLATION GENERATION CO/DELAWARE STA | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2019-08-22 | CONSTELLATION GENERATION CO/DELAWARE STA | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2019-08-22 | MILLIKEN & COMPANY - MAGNOLIA FINISHING PLANT | BLACKSBURG, Cherokee, SC | Pass | State |
| 2019-08-22 | RED CEDAR GATHERING COMPANY - SOUTH IGNACIO CENTRAL DEL | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2019-08-22 | CORVETTE GAS PROCESSING PLANT | GRANBURY, Hood, TX | Pass | State |
| 2019-08-22 | PLANT X POWER PLANT | EARTH, Lamb, TX | Pass | State |
| 2019-08-22 | NUCOR STEEL | PLYMOUTH, Box Elder, UT | Pass | State |
| 2019-08-22 | CITGO PETROLEUM CORPORATION FAIRFAX TERMINAL | FAIRFAX, Fairfax (city), VA | Pass | State |
| 2019-08-22 | WESTROCK LONGVIEW LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2019-08-22 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2019-08-22 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2019-08-22 | AVISTA (KFGS) | KETTLE FALLS, Stevens, WA | Pass | State |
| 2019-08-21 | ARROW PIPELINE STATION #7 | DUNN COUNTY, Dunn, ND | Pass | U.S. EPA |
| 2019-08-21 | CRESTWOOD STATION 2 | NORTH DAKOTA, Undetermined, ND | Pass | U.S. EPA |
| 2019-08-21 | COOK INLET ENERGY, LLC / KUSTATAN PRODUCTION FACILITY | KENAI, Kenai Peninsula, AK | Pass | State |
| 2019-08-21 | COOK INLET ENERGY, LLC / KUSTATAN PRODUCTION FACILITY | KENAI, Kenai Peninsula, AK | Pass | State |
| 2019-08-21 | THE WESTERVELT COMPANY | MOUNDVILLE, Hale, AL | Pass | State |
| 2019-08-21 | THE WESTERVELT COMPANY | MOUNDVILLE, Hale, AL | Pass | State |
| 2019-08-21 | LHOIST NORTH AMERICA OF ALABAMA, LLC | ALABASTER, Shelby, AL | Pass | State |
| 2019-08-21 | HUNTSMAN ADVANCED MATERIALS | MCINTOSH, Washington, AL | Pass | State |
| 2019-08-21 | HUNTSMAN ADVANCED MATERIALS | MCINTOSH, Washington, AL | Pass | State |
| 2019-08-21 | INTERNATIONAL PAPER | PINE HILL, Wilcox, AL | Pass | State |
| 2019-08-21 | INTERNATIONAL PAPER | PINE HILL, Wilcox, AL | Pass | State |
| 2019-08-21 | DESOTO GATHERING COMPANY LLC - PIKE CPF-1 | HATTIEVILLE, Conway, AR | Pass | State |
| 2019-08-21 | MERIT ENERGY COMPANY, LLC - WILLIAMS COMPRESSOR STATION | OZARK, Franklin, AR | Pass | State |
| 2019-08-21 | ENTERGY ARKANSAS, LLC - WHITE BLUFF PLANT | REDFIELD, Jefferson, AR | Pass | State |
| 2019-08-21 | DESOTO GATHERING CO, LLC - HURRICANE CPF - 1 | BEE BRANCH, Van Buren, AR | Pass | State |
| 2019-08-21 | ASARCO - HAYDEN SMELTER — high-priority violation on file | HAYDEN, Gila, AZ | Pass | State |
| 2019-08-21 | AERA ENERGY LLC | SAN ARDO, Monterey, CA | Pass | Local |
| 2019-08-21 | SO CAL GAS CO | NORTHRIDGE, Los Angeles, CA | Pending | Local |
| 2019-08-21 | SO CAL GAS CO | NORTHRIDGE, Los Angeles, CA | Pending | Local |
| 2019-08-21 | VERNON PUBLIC UTILITIES | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2019-08-21 | VERNON PUBLIC UTILITIES | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | DART CONTAINER CORP | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.