EPA Air · stack tests by year
Air-emissions stack tests in 2022
- 29,136Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2022
- California 10,813
- Ohio 2,355
- Indiana 1,925
- Florida 1,564
- Oklahoma 1,350
- Georgia 1,096
- New Mexico 981
- Pennsylvania 830
- Alabama 630
- Mississippi 577
- Arkansas 562
- Colorado 460
- Iowa 434
- Missouri 359
- Texas 288
- Michigan 288
- Wisconsin 262
- Washington 260
- North Carolina 252
- Kentucky 245
- Wyoming 241
- Minnesota 236
- South Carolina 228
- West Virginia 210
- Delaware 209
- Utah 162
- Montana 155
- Nebraska 143
- Nevada 137
- Illinois 136
- Tennessee 134
- Louisiana 131
- Alaska 131
- Virginia 126
- Maine 116
- Connecticut 115
- Arizona 114
- New York 113
- North Dakota 110
- New Jersey 104
- Idaho 99
- Hawaii 69
- District of Columbia 60
- South Dakota 55
- Maryland 52
- Oregon 49
- New Hampshire 48
- Puerto Rico 39
- Kansas 37
- Rhode Island 23
- Massachusetts 19
- Vermont 4
Other years
Air-emissions stack tests recorded in 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-11-01 | WILLIAMS FIELD SVC CO LLC/WILCOX COMP STA | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2022-11-01 | SWN PROD CO LLC/DEPUE COMP STA | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-11-01 | MARINE CORPS RECRUIT DEPOT (MCRD) PARRIS ISLAND | PARRIS ISLAND, Beaufort, SC | Pass | State |
| 2022-11-01 | TESLA | AUSTIN, Travis, TX | Pass | State |
| 2022-11-01 | TESLA | AUSTIN, Travis, TX | Pass | State |
| 2022-11-01 | TESLA | AUSTIN, Travis, TX | Pass | State |
| 2022-11-01 | TESLA | AUSTIN, Travis, TX | Pass | State |
| 2022-11-01 | TESLA | AUSTIN, Travis, TX | Pass | State |
| 2022-11-01 | TESLA | AUSTIN, Travis, TX | Pass | State |
| 2022-11-01 | TESLA | AUSTIN, Travis, TX | Pass | State |
| 2022-11-01 | KING COUNTY RNG PROCESSING FACILITY | MAPLE VALLEY, King, WA | Pass | Local |
| 2022-11-01 | KING COUNTY RNG PROCESSING FACILITY | MAPLE VALLEY, King, WA | Pass | Local |
| 2022-11-01 | KING COUNTY RNG PROCESSING FACILITY | MAPLE VALLEY, King, WA | Pass | Local |
| 2022-11-01 | KING COUNTY RNG PROCESSING FACILITY | MAPLE VALLEY, King, WA | Fail | Local |
| 2022-11-01 | KING COUNTY RNG PROCESSING FACILITY | MAPLE VALLEY, King, WA | Pass | Local |
| 2022-11-01 | BOEING COMMERCIAL AIRPLANE GROUP - EVERETT — high-priority violation on file | EVERETT, Snohomish, WA | Pass | Local |
| 2022-11-01 | ARDAGH GLASS INC — high-priority violation on file | BURLINGTON, Richland, WI | Pass | State |
| 2022-11-01 | ANR PIPELINE CO - KEWASKUM COMPRESSOR ST | ADELL, Taylor, WI | Pass | State |
| 2022-11-01 | HF SINCLAIR PARCO REFINING LLC — high-priority violation on file | SINCLAIR, Carbon, WY | Pass | State |
| 2022-11-01 | CHEYENNE PRAIRIE GENERATING STATION (CHEYENNE LIGHT FUEL & POWER) | CHEYENNE, Laramie, WY | Pass | State |
| 2022-11-01 | FONTENELLE STATION (MOUNTAIN GAS RESOURCES LLC) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2022-10-31 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-10-31 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-10-31 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-10-31 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-10-31 | DCP OPERATING CO - MEWBOURN — high-priority violation on file | GILCREST 2.4 MI. N OF, Weld, CO | Pass | State |
| 2022-10-31 | BISON IV - SALT RANCH FEE #10 EAST | GROVER 16.0 MI. N OF, Weld, CO | Pass | State |
| 2022-10-31 | ARMED FORCES RETIREMENT HOME — high-priority violation on file | WASHINGTON, District of Columbia, DC | Pass | State |
| 2022-10-31 | ARMED FORCES RETIREMENT HOME — high-priority violation on file | WASHINGTON, District of Columbia, DC | Pass | State |
| 2022-10-31 | NEENAH FOUNDRY COMPANY | MEDLEY, Miami-Dade, FL | Pass | State |
| 2022-10-31 | NEENAH FOUNDRY COMPANY | MEDLEY, Miami-Dade, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | CITY OF TAMPA | TAMPA, Hillsborough, FL | Pass | State |
| 2022-10-31 | HECO - KAHE | KAPOLEI, Honolulu, HI | Pass | State |
| 2022-10-31 | CHOCTAW GENERATION LIMITED PARTNERSHIP, RED HILLS GENERATION FACILITY | ACKERMAN, Choctaw, MS | Pass | State |
| 2022-10-31 | CHOCTAW GENERATION LIMITED PARTNERSHIP, RED HILLS GENERATION FACILITY | ACKERMAN, Choctaw, MS | Pass | State |
| 2022-10-31 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2022-10-31 | OMNI ENGINEERING PLANT 02 | PORTABLE, Sarpy, NE | Pass | State |
| 2022-10-31 | WILDCAT COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-10-31 | CAVERN COMPRESSOR STATION | WHITES CITY, Eddy, NM | Pass | State |
| 2022-10-31 | PIRATE STATE COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-10-31 | JEFF HART EAST TB | JAL, Lea, NM | Pass | State |
| 2022-10-31 | OWLS HEAD WASTEWATER RESOURCE RECOVERY FACILITY | BROOKLYN (6102), Kings, NY | Fail | State |
| 2022-10-31 | BLUE RACER MIDSTREAM LLC - HFS#1 (CADIZ B) | CADIZ, Harrison, OH | Pass | State |
| 2022-10-31 | BLUE RACER MIDSTREAM LLC - HFS#1 (CADIZ B) | CADIZ, Harrison, OH | Pass | State |
| 2022-10-31 | BLUE RACER MIDSTREAM LLC - HFS#1 (CADIZ B) | CADIZ, Harrison, OH | Pass | State |
| 2022-10-31 | BLUE RACER MIDSTREAM LLC - HFS#2 | CADIZ, Harrison, OH | Pass | State |
| 2022-10-31 | BLUE RACER MIDSTREAM LLC - HFS#2 | CADIZ, Harrison, OH | Pass | State |
| 2022-10-31 | BLUE RACER MIDSTREAM LLC - HFS#2 | CADIZ, Harrison, OH | Pass | State |
| 2022-10-31 | ET GATHERING PROCESSING LLC / BOBCAT COMPRESSOR STATION | HYDRO, Blaine, OK | Pass | State |
| 2022-10-31 | ET GATHERING PROCESSING LLC / BOBCAT COMPRESSOR STATION | HYDRO, Blaine, OK | Pass | State |
| 2022-10-31 | ET GATHERING PROCESSING LLC / BOBCAT COMPRESSOR STATION | HYDRO, Blaine, OK | Pass | State |
| 2022-10-31 | ET GATHERING PROCESSING LLC / BOBCAT COMPRESSOR STATION | HYDRO, Blaine, OK | Pass | State |
| 2022-10-31 | IRON HORSE MIDSTREAM LLC / CRUSADER COMPRESSOR STATION | EL RENO, Canadian, OK | Pass | State |
| 2022-10-31 | WILLIAMS FIELD SVC CO LLC/JONES COMP STA | FRIENDSVILLE, Susquehanna, PA | Pass | State |
| 2022-10-31 | CABOT OIL & GAS CORP/KROPA, T. PAD 1 | SPRINGVILLE, Susquehanna, PA | Pass | State |
| 2022-10-31 | COTERRA ENERGY INC/ADAMS J PAD 1 | KINGSLEY, Susquehanna, PA | Pass | State |
| 2022-10-31 | COTERRA ENERGY INC/ADAMS J PAD 1 | KINGSLEY, Susquehanna, PA | Pass | State |
| 2022-10-31 | WHITE ENERGY HEREFORD | HEREFORD, Deaf Smith, TX | Pass | State |
| 2022-10-31 | WHITE ENERGY HEREFORD | HEREFORD, Deaf Smith, TX | Pass | State |
| 2022-10-31 | NORTH LONGHORN CENTRAL TANK BATTERY | KARNES CITY, Karnes, TX | Pass | State |
| 2022-10-30 | ALIGNED ENERGY DATA CENTERS (ASHBURN), LLC | ASHBURN, Loudoun, VA | Pass | State |
| 2022-10-28 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2022-10-28 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2022-10-28 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2022-10-28 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2022-10-28 | LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file | PARACHUTE 10.1 MI. W OF, Garfield, CO | Pass | State |
| 2022-10-28 | WEXPRO CO - POWDER WASH | CRAIG 47.7 MI. NW OF, Moffat, CO | Pass | State |
| 2022-10-28 | WES DJ GATHERING - FREDERICK CS — high-priority violation on file | DACONO AREA, Weld, CO | Pass | State |
| 2022-10-28 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2022-10-28 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2022-10-28 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2022-10-28 | CEMEX CONSTRUCTION MATERIALS FL. LLC. | MIAMI, Miami-Dade, FL | Pass | State |
| 2022-10-28 | ARCH WOOD PROTECTION, INC. — high-priority violation on file | CONLEY, DeKalb, GA | Pass | State |
| 2022-10-28 | TENASKA GEORGIA GENERATING STATION | FRANKLIN, Heard, GA | Pass | State |
| 2022-10-28 | TENASKA GEORGIA GENERATING STATION | FRANKLIN, Heard, GA | Pass | State |
| 2022-10-28 | TENASKA GEORGIA GENERATING STATION | FRANKLIN, Heard, GA | Pass | State |
| 2022-10-28 | MILNER BUTTE LANDFILL | BURLEY, Cassia, ID | Pass | State |
| 2022-10-28 | CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2022-10-28 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-10-28 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-10-28 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-10-28 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-10-28 | AMRIZE CEMENT INC. — high-priority violation on file | ALPENA, Alpena, MI | Pending | State |
| 2022-10-28 | IKE WILLIAMSON SAND PIT, ACB | SHALLOTTE, Brunswick, NC | Pass | State |
| 2022-10-28 | NORTHERN BORDER PIPELINE COMPANY - ZEELAND COMPRESSOR STATION - AQ | ZEELAND, McIntosh, ND | Pass | State |
| 2022-10-28 | CHIEF ETHANOL FUELS INC | HASTINGS, Adams, NE | N/A | State |
| 2022-10-28 | HUMIDOR COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-10-28 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Pass | State |
| 2022-10-28 | JOHNS MANVILLE | DEFIANCE, Defiance, OH | Pass | State |
| 2022-10-28 | ERIE GENERATING STATION | MILAN, Erie, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.