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.
What this page shows
This page covers Clean Air Act facilities in the EPA air register and stack tests recorded in 2022. The page lists 29,136 stack tests recorded nationwide in 2022.