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.
What this page shows
This page covers Clean Air Act facilities in the EPA air register and their stack tests in 2023. It lists 26,911 stack tests recorded nationwide in 2023.