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 |
|---|---|---|---|---|
| 2022-10-25 | CARDINAL ETHANOL LLC — high-priority violation on file | UNION CITY, Randolph, IN | Pass | State |
| 2022-10-25 | CARDINAL ETHANOL LLC — high-priority violation on file | UNION CITY, Randolph, IN | Pass | State |
| 2022-10-25 | THE FORD METER BOX COMPANY INC | WABASH, Wabash, IN | Pass | State |
| 2022-10-25 | THE FORD METER BOX COMPANY INC | WABASH, Wabash, IN | Pass | State |
| 2022-10-25 | THE FORD METER BOX COMPANY INC | WABASH, Wabash, IN | Pass | State |
| 2022-10-25 | THE FORD METER BOX COMPANY INC | WABASH, Wabash, IN | Pass | State |
| 2022-10-25 | THE FORD METER BOX COMPANY INC | WABASH, Wabash, IN | Pass | State |
| 2022-10-25 | ADVANCED DISPOSAL SERVICES BLUE RIDGE LANDFILL INC | IRVINE, Estill, KY | Pass | State |
| 2022-10-25 | ADVANCED DISPOSAL SERVICES MOREHEAD LANDFILL INC | MOREHEAD (ROWAN), Rowan, KY | Pass | State |
| 2022-10-25 | THE CHEMOURS COMPANY FC, LLC | LOUISVILLE, Jefferson, KY | Pass | Local |
| 2022-10-25 | AMRIZE — high-priority violation on file | HAGERSTOWN, Washington, MD | Pass | State |
| 2022-10-25 | DTE GAS COMPANY - MILFORD COMPRESSOR STATION | MILFORD, Oakland, MI | Pass | State |
| 2022-10-25 | CORTEVA AGRISCIENCE LLC | MIDLAND, Midland, MI | Pass | State |
| 2022-10-25 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-10-25 | MAYO CLINIC - WASTE MANAGEMENT FACILITY | ROCHESTER, Olmsted, MN | Pass | State |
| 2022-10-25 | BENSON MUNICIPAL UTILITIES | BENSON, Swift, MN | Pass | State |
| 2022-10-25 | GUARDIAN ENERGY LLC | JANESVILLE, Waseca, MN | Pass | State |
| 2022-10-25 | CONCORD ENERGY, LLC | CONCORD, Cabarrus, NC | Pass | State |
| 2022-10-25 | NORTHERN BORDER PIPELINE COMPANY - ARNEGARD COMPRESSOR STATION - AQ | ARNEGARD, McKenzie, ND | Pass | State |
| 2022-10-25 | ENTERPRISE - OXY SAND DUNES NORTH COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-10-25 | CITGO PETROLEUM - TOLEDO TERMINAL | OREGON, Lucas, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | MARKWEST ARROWHEAD COMPRESSOR STATION | ATHENS, TOWNSHIP OF, Harrison, OH | Pass | State |
| 2022-10-25 | SOUTHERLY WASTEWATER TREATMENT CENTER | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-10-25 | ET GATHERING PROCESSING LLC / NAPLES COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2022-10-25 | ET GATHERING PROCESSING LLC / NAPLES COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2022-10-25 | ET GATHERING PROCESSING LLC / NAPLES COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2022-10-25 | ET GATHERING PROCESSING LLC / NAPLES COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2022-10-25 | ET GATHERING PROCESSING LLC / NAPLES COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2022-10-25 | ET GATHERING PROCESSING LLC / NAPLES COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2022-10-25 | PETROLINK ENERGY LLC / CABLE COMPRESSOR STATION | BLOCKER, Pittsburg, OK | Pass | State |
| 2022-10-25 | PETROLINK ENERGY LLC / CABLE COMPRESSOR STATION | BLOCKER, Pittsburg, OK | Pass | State |
| 2022-10-25 | ELLWOOD NATL FORGE/IRVINE | IRVINE, Warren, PA | Fail | State |
| 2022-10-25 | NEXTERA RENEWABLE FUELS LLC/CUMBERLAND CNTY LDFL | SHIPPENSBURG, Cumberland, PA | Pass | State |
| 2022-10-25 | ALGONQUIN GAS TRANSMISSION LINE | BURRILLVILLE, TOWN OF, Providence, RI | Pass | State |
| 2022-10-25 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2022-10-25 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2022-10-25 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2022-10-25 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2022-10-25 | SOUTH LINCOLN RURAL WATER SYSTEM (#1) | BERESFORD, Lincoln, SD | Pass | State |
| 2022-10-25 | POET BIOPROCESSING - CHANCELLOR, LLC — high-priority violation on file | CHANCELLOR, Turner, SD | Fail | State |
| 2022-10-25 | BAE SYSTEMS ORDNANCE SYSTEMS INC. — high-priority violation on file | KINGSPORT, Hawkins, TN | Pass | State |
| 2022-10-25 | MUELLER CO. LLC — high-priority violation on file | CHATTANOOGA, Hamilton, TN | Pass | Local |
| 2022-10-25 | PACIFICORP HUNTER | UTAH, Undetermined, UT | Pass | State |
| 2022-10-25 | ATLAS ROOFING CORPORATION | RIDGEWAY, Henry, VA | Pass | State |
| 2022-10-25 | AMAZON DATA SERVICES, INC. IAD-132 IAD-133 | MANASSAS, Prince William, VA | Pass | State |
| 2022-10-25 | PUGET SOUND ENERGY - ENCOGEN | BELLINGHAM, Whatcom, WA | Pass | Local |
| 2022-10-25 | PUGET SOUND ENERGY - ENCOGEN | BELLINGHAM, Whatcom, WA | Pass | Local |
| 2022-10-25 | WESTLAKE US 2 LLC | LONGVIEW, Cowlitz, WA | Pass | Local |
| 2022-10-25 | C-P FLEXIBLE PACKAGING — high-priority violation on file | FOND DU LAC, Fond du Lac, WI | Pass | State |
| 2022-10-25 | OMNIS PLEASANTS, LLC, PLEASANTS POWER STATION | WILLOW ISLAND, Pleasants, WV | Pass | State |
| 2022-10-25 | RALEIGH COUNTY SOLID WASTE AUTHORITY, RALEIGH CO. LANDFILL; LANARK | BECKLEY, Raleigh, WV | Pass | State |
| 2022-10-25 | THE CHEMOURS COMPANY FC, LLC, WASHINGTON WORKS — high-priority violation on file | WASHINGTON, Wood, WV | Pass | State |
| 2022-10-25 | RINER STATION (SOUTHERN STAR CENTRAL GAS PIPELINE) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2022-10-24 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | BUTLER, Choctaw, AL | Pass | State |
| 2022-10-24 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | BUTLER, Choctaw, AL | Pass | State |
| 2022-10-24 | DCP MIDSTREAM | CODEN, Mobile, AL | Pass | State |
| 2022-10-24 | ALTERNATIVE WASTE MANAGEMENT LLC | MAYFLOWER, Faulkner, AR | Pass | State |
| 2022-10-24 | UNIV OF SO CAL (EIS & NSR USE ONLY) | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2022-10-24 | OWENS BROCKWAY GLASS | TRACY, San Joaquin, CA | Pass | Local |
| 2022-10-24 | OWENS BROCKWAY GLASS | TRACY, San Joaquin, CA | Pass | Local |
| 2022-10-24 | WES DJ GATHERING - FREDERICK CS — high-priority violation on file | DACONO AREA, Weld, CO | Pass | State |
| 2022-10-24 | YALE UNIVERSITY / CENTRAL POWER PLANT | NEW HAVEN, New Haven, CT | Pass | State |
| 2022-10-24 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2022-10-24 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2022-10-24 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2022-10-24 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2022-10-24 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2022-10-24 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2022-10-24 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2022-10-24 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2022-10-24 | ABSOLUTE ENERGY LLC-SAINT ANSGAR (MONA) | SAINT ANSGAR, Mitchell, IA | Pass | State |
| 2022-10-24 | ENTERPRISE - OXY SAND DUNES NORTH COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-10-24 | ENTERPRISE - OXY SAND DUNES NORTH COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-10-24 | BIG LIZARD COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2022-10-24 | BIG LIZARD COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2022-10-24 | BIG LIZARD COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2022-10-24 | BIG LIZARD COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2022-10-24 | EOG RESOURCES INC / DESKINS CTB | BLANCHARD, Grady, OK | Pass | State |
| 2022-10-24 | EOG RESOURCES INC / GALAXY CTB PRODUCTION FACILITY | TUTTLE, Grady, OK | Pass | State |
| 2022-10-24 | ET GATHERING PROCESSING LLC / DOYLE COMPRESSOR STATION | VELMA, Stephens, OK | Pass | State |
| 2022-10-24 | NATL FUEL GAS SUPPLY CORP/MERCER COMP STA | MERCER, Mercer, PA | Pass | State |
| 2022-10-24 | PACIFICORP HUNTER | UTAH, Undetermined, UT | Pass | State |
| 2022-10-24 | PACIFICORP HUNTER | UTAH, Undetermined, UT | Pass | State |
| 2022-10-24 | WHEELABRATOR PORTSMOUTH INC - RDF FACILITY | PORTSMOUTH, Portsmouth (city), VA | Pass | State |
| 2022-10-24 | WESTLAKE US 2 LLC | LONGVIEW, Cowlitz, WA | Pass | Local |
| 2022-10-23 | LOCKWOOD SANITARY LANDFILL — high-priority violation on file | SPARKS, Storey, NV | Pass | State |
| 2022-10-22 | SPACE EXPLORATION TECHNOLOGIES | HAWTHORNE, Los Angeles, CA | Fail | Local |
| 2022-10-22 | TRIALCO ALUMINUM LLC | CHICAGO HEIGHTS, Cook, IL | Fail | State |
| 2022-10-22 | OWENS-CORNING STATELINE | JOPLIN, Jasper, MO | Fail | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.