EPA Air · stack tests by year
Air-emissions stack tests in 2023
- 26,911Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2023
- California 7,676
- Ohio 2,800
- Florida 1,589
- Indiana 1,487
- Oklahoma 1,420
- New Mexico 1,087
- Georgia 1,057
- Pennsylvania 889
- Alabama 689
- Wyoming 670
- Mississippi 625
- Arkansas 602
- Iowa 453
- Colorado 436
- Texas 395
- Missouri 328
- North Carolina 302
- Washington 283
- Wisconsin 251
- Michigan 229
- Minnesota 228
- Delaware 224
- South Carolina 222
- West Virginia 218
- Kentucky 210
- Tennessee 200
- Utah 196
- Montana 177
- Virginia 170
- North Dakota 157
- Illinois 152
- Nebraska 152
- Alaska 140
- Nevada 127
- New York 123
- Maine 111
- Connecticut 108
- Arizona 102
- Louisiana 77
- Idaho 77
- Hawaii 72
- New Hampshire 58
- New Jersey 56
- South Dakota 54
- Maryland 49
- Kansas 45
- Oregon 44
- District of Columbia 36
- Massachusetts 27
- Rhode Island 20
- Puerto Rico 6
- Vermont 5
Other years
Air-emissions stack tests recorded in 2023
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2023-12-01 | UNIT PETROLEUM CO / HERBER NEW CDP STATION | SHATTUCK, Ellis, OK | Pass | State |
| 2023-12-01 | MARKWEST OKLAHOMA GAS CO LLC / WEST RELAY COMPESSOR STATION | HORNTOWN, Hughes, OK | Pass | State |
| 2023-12-01 | IP BIOMASS INC. — high-priority violation on file | ALLENDALE, Allendale, SC | Pass | State |
| 2023-12-01 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2023-11-30 | TVA — high-priority violation on file | TUSCUMBIA, Colbert, AL | Pass | State |
| 2023-11-30 | INTERNATIONAL PAPER COMPANY — high-priority violation on file | SELMA, Dallas, AL | Pass | State |
| 2023-11-30 | INTERNATIONAL PAPER COMPANY — high-priority violation on file | SELMA, Dallas, AL | Pass | State |
| 2023-11-30 | INTERNATIONAL PAPER | PINE HILL, Wilcox, AL | Pass | State |
| 2023-11-30 | REAL ALLOY ARIZONA | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2023-11-30 | BETA OFFSHORE | HUNTINGTON BEACH, Orange, CA | Pass | Local |
| 2023-11-30 | BETA OFFSHORE | HUNTINGTON BEACH, Orange, CA | Pass | Local |
| 2023-11-30 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-11-30 | BARGATH LLC - PARACHUTE CREEK GAS PLANT | PARACHUTE 2.9 MI. NW OF, Garfield, CO | Pass | State |
| 2023-11-30 | BARGATH LLC - PARACHUTE CREEK GAS PLANT | PARACHUTE 2.9 MI. NW OF, Garfield, CO | Pass | State |
| 2023-11-30 | BIOCHAR NOW, LLC - BERTHOUD PLANT | BERTHOUD, Weld, CO | Pass | State |
| 2023-11-30 | TPSI TERMINALS LLC | TAMPA, Hillsborough, FL | Pass | State |
| 2023-11-30 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2023-11-30 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2023-11-30 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2023-11-30 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2023-11-30 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2023-11-30 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2023-11-30 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2023-11-30 | LANGBOARD - WILLACOOCHEE — high-priority violation on file | WILLACOOCHEE, Atkinson, GA | Pass | State |
| 2023-11-30 | GA POWER CO. - PLANT BOWEN | CARTERSVILLE, Bartow, GA | Pass | State |
| 2023-11-30 | IRVING CONSUMER PRODUCTS, INC. - MACON | MACON, Bibb, GA | Fail | State |
| 2023-11-30 | GEORGIA POWER CO. - PLANT MCDONOUGH- ATKINSON | ATLANTA, Cobb, GA | Pass | State |
| 2023-11-30 | GEORGIA POWER CO. - PLANT MCDONOUGH- ATKINSON | ATLANTA, Cobb, GA | Pass | State |
| 2023-11-30 | HELCO - PANAEWA | KEAAU, Hawaii, HI | Pass | State |
| 2023-11-30 | TRAER MUNICIPAL UTILITIES | TRAER (HISTORICAL), Tama, IA | Pass | State |
| 2023-11-30 | TRAER MUNICIPAL UTILITIES | TRAER (HISTORICAL), Tama, IA | Pass | State |
| 2023-11-30 | TRAER MUNICIPAL UTILITIES | TRAER (HISTORICAL), Tama, IA | Pass | State |
| 2023-11-30 | TRAER MUNICIPAL UTILITIES | TRAER (HISTORICAL), Tama, IA | Pass | State |
| 2023-11-30 | TRAER MUNICIPAL UTILITIES | TRAER (HISTORICAL), Tama, IA | Pass | State |
| 2023-11-30 | TRAER MUNICIPAL UTILITIES | TRAER (HISTORICAL), Tama, IA | Pass | State |
| 2023-11-30 | WR GRACE | CHICAGO, Cook, IL | Pass | State |
| 2023-11-30 | WR GRACE | CHICAGO, Cook, IL | Pass | State |
| 2023-11-30 | WR GRACE | CHICAGO, Cook, IL | Pass | State |
| 2023-11-30 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-11-30 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-11-30 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-11-30 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-11-30 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-11-30 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-11-30 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-11-30 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-11-30 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-11-30 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-11-30 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2023-11-30 | BLUE MOUNTAIN PRODUCTION COMPANY, TAYLOR AND PLANT PROPERTY MINE | BLUE MOUNTAI, Tippah, MS | Pass | State |
| 2023-11-30 | BLUE MOUNTAIN PRODUCTION COMPANY, TAYLOR AND PLANT PROPERTY MINE | BLUE MOUNTAI, Tippah, MS | Pass | State |
| 2023-11-30 | CITY OF LAURINBURG - YARD WASTE BURN SITE | LAURINBURG, Scotland, NC | Pending | State |
| 2023-11-30 | J.R. SIMPLOT COMPANY - AQ | GRAND FORKS, Grand Forks, ND | Pass | State |
| 2023-11-30 | WESTWOOD SOLUTIONS LLC | OMAHA, Douglas, NE | N/A | State |
| 2023-11-30 | MANCHESTER WASTEWATER TREATMENT PLANT | MANCHESTER, Hillsborough, NH | Pass | State |
| 2023-11-30 | WHEELABRATOR GLOU CO LP (SES GLOUCESTER) | WEST DEPTFORD, TOWNSHIP OF, Gloucester, NJ | Pass | State |
| 2023-11-30 | RED HILLS COMPRESSOR STATION | BENNETT, Lea, NM | Pass | State |
| 2023-11-30 | GHOST RIDER NORTH SATELLITE AND GAS LIFT | JAL, Lea, NM | Pass | State |
| 2023-11-30 | SMOKY VALLEY COMMON OPERATION — high-priority violation on file | ROUND MOUNTAIN, Nye, NV | Fail | State |
| 2023-11-30 | LOVELOCK COMPRESSOR STATION #6 | LOVELOCK, Pershing, NV | Pass | State |
| 2023-11-30 | CARROLLTON COMPRESSOR FACILITY | CARROLLTON, Carroll, OH | Pass | State |
| 2023-11-30 | CARROLLTON COMPRESSOR FACILITY | CARROLLTON, Carroll, OH | Pass | State |
| 2023-11-30 | CARROLLTON COMPRESSOR FACILITY | CARROLLTON, Carroll, OH | Pass | State |
| 2023-11-30 | CARROLLTON COMPRESSOR FACILITY | CARROLLTON, Carroll, OH | Pass | State |
| 2023-11-30 | CARROLLTON COMPRESSOR FACILITY | CARROLLTON, Carroll, OH | Pass | State |
| 2023-11-30 | CARROLLTON COMPRESSOR FACILITY | CARROLLTON, Carroll, OH | Pass | State |
| 2023-11-30 | ASCENT RESOURCES - UTICA, LLC - WAYNE A (NAC B WYN JF) | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2023-11-30 | ASCENT RESOURCES - UTICA, LLC - WAYNE A (NAC B WYN JF) | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2023-11-30 | ASCENT RESOURCES - UTICA, LLC - WAYNE A (NAC B WYN JF) | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2023-11-30 | PALO DURO PIPELINES TEXAS GATHERING LP / KNIGHT COMPRESSOR STATION | ELK CITY, Beckham, OK | Pass | State |
| 2023-11-30 | FW MIDCON I LLC / MARKS 1610 2H 3H 4X | OMEGA, Blaine, OK | Pass | State |
| 2023-11-30 | ET GATHERING PROCESSING LLC / LANG COMPRESSOR STATION | PURDY, Garvin, OK | Pass | State |
| 2023-11-30 | ET GATHERING PROCESSING LLC / TABLER COMPRESSOR STATION | TABLER, Grady, OK | Pass | State |
| 2023-11-30 | MARKWEST OKLAHOMA GAS CO LLC / WEST RELAY COMPESSOR STATION | HORNTOWN, Hughes, OK | Pass | State |
| 2023-11-30 | MARKWEST OKLAHOMA GAS CO LLC / WEST RELAY COMPESSOR STATION | HORNTOWN, Hughes, OK | Pass | State |
| 2023-11-30 | ALTUS AFB / ALTUS AFB | ALTUS, Jackson, OK | Pass | State |
| 2023-11-30 | CCL CONTAINER/ADVANCED MONOBLOC AEROSOL DIV — high-priority violation on file | HERMITAGE, Mercer, PA | Fail | State |
| 2023-11-30 | EQUITRANS LP/RAGER MTN LAUREL RIDGE STA — high-priority violation on file | JOHNSTOWN, Cambria, PA | Fail | State |
| 2023-11-30 | TEXAS EASTERN TRANS LP/PERULACK STA | EAST WATERFORD, Juniata, PA | Pass | State |
| 2023-11-30 | TEXAS EASTERN TRANS LP/PERULACK STA | EAST WATERFORD, Juniata, PA | Pass | State |
| 2023-11-30 | RAUSCH CREEK GENERATION LLC/FRAILEY TWP — high-priority violation on file | TREMONT, Schuylkill, PA | Pass | State |
| 2023-11-30 | RESTING ACRES PET CEMETERY/BRADFORD | BRADFORD, McKean, PA | Pass | State |
| 2023-11-30 | TENNESSEE GAS PIPELINE CO LLC/STA 310 | CLERMONT, McKean, PA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.