EPA Air · stack tests by year
Air-emissions stack tests in 2019
- 26,261Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2019
- California 6,897
- Ohio 2,684
- Oklahoma 1,656
- Florida 1,597
- Indiana 1,595
- Georgia 1,325
- Pennsylvania 723
- Alabama 687
- Arkansas 664
- Texas 620
- Mississippi 604
- Iowa 457
- Washington 445
- Colorado 431
- New Mexico 421
- Missouri 409
- North Carolina 297
- Minnesota 285
- Montana 272
- Michigan 268
- Wyoming 252
- Wisconsin 251
- South Carolina 231
- Louisiana 225
- Delaware 189
- Kentucky 188
- Utah 184
- West Virginia 176
- Kansas 175
- Alaska 159
- North Dakota 154
- Nebraska 149
- Illinois 138
- Connecticut 124
- New York 122
- Tennessee 121
- Maine 110
- Virginia 107
- Nevada 107
- Idaho 95
- Hawaii 93
- Oregon 88
- New Hampshire 78
- Arizona 77
- New Jersey 61
- South Dakota 59
- Massachusetts 58
- Maryland 54
- Rhode Island 45
- District of Columbia 33
- Vermont 21
Other years
Air-emissions stack tests recorded in 2019
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2019-09-10 | SYLVAMO NORTH AMERICA LLC - EASTOVER MILL | EASTOVER, Richland, SC | Pass | State |
| 2019-09-10 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Fail | State |
| 2019-09-10 | PORT TOWNSEND PAPER CORPORATION — high-priority violation on file | PORT TOWNSEND, Jefferson, WA | Pass | State |
| 2019-09-10 | TESORO REFINING AND MARKETING COMPANY | ANACORTES, Skagit, WA | Pass | Local |
| 2019-09-10 | ARDAGH GLASS INC. | SEATTLE, King, WA | Pass | Local |
| 2019-09-10 | TEMCO LLC | KALAMA, Cowlitz, WA | Pass | Local |
| 2019-09-10 | TEMCO LLC | KALAMA, Cowlitz, WA | Pass | Local |
| 2019-09-10 | TEMCO LLC | KALAMA, Cowlitz, WA | Pass | Local |
| 2019-09-10 | TEMCO LLC | KALAMA, Cowlitz, WA | Pass | Local |
| 2019-09-10 | WISCONSIN ELECTRIC POWER COMPANY (DBA WE ENERGIES) - ROTHSCHILD BIOMASS COGENERA — high-priority violation on file | ROTHSCHILD, Marathon, WI | Pass | State |
| 2019-09-10 | AMCOR HEALTHCARE PACKAGING INC - NEW LONDON | NEW LONDON, Ozaukee, WI | Pass | State |
| 2019-09-10 | ANTERO TREATMENT LLC, PATRIOT WATER FACILITY | PENNSBORO, Doddridge, WV | Pass | State |
| 2019-09-10 | BISON TREATING FACILITY (CRESTONE POWDER RIVER, L.L.C.) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2019-09-10 | PRCC COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CONVERSE COUNTY, Converse, WY | Pass | State |
| 2019-09-10 | PATRICK DRAW GAS PLANT (MOUNTAIN GAS RESOURCES LLC) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2019-09-09 | SCOTCH PLYWOOD CO | BEATRICE, Monroe, AL | Pass | State |
| 2019-09-09 | SCOTCH PLYWOOD CO | BEATRICE, Monroe, AL | Pass | State |
| 2019-09-09 | BIG RIVER STEEL LLC | OSCEOLA, Mississippi, AR | Pass | State |
| 2019-09-09 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-2 | BEE BRANCH, Van Buren, AR | Pass | State |
| 2019-09-09 | BAGDAD MINE | BAGDAD, Yavapai, AZ | Pass | State |
| 2019-09-09 | DCP OPERATING CO - ROCKY TURBINE CS | KERSEY 8.6 MI. NE OF, Weld, CO | Pass | State |
| 2019-09-09 | DCP OPERATING CO - ROCKY TURBINE CS | KERSEY 8.6 MI. NE OF, Weld, CO | Pass | State |
| 2019-09-09 | PREFERRED MATERIALS, INC. | FORT MYERS, Lee, FL | Pass | State |
| 2019-09-09 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-09 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-09 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-09 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-09 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-09 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-09 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-09 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-09 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-09 | CERTAINTEED LLC (AIR) — high-priority violation on file | KANSAS CITY, Wyandotte, KS | Pending | U.S. EPA |
| 2019-09-09 | U S STEEL GREAT LAKES WORKS — high-priority violation on file | ECORSE, Wayne, MI | Pass | State |
| 2019-09-09 | MMPA SHAKOPEE ENERGY PARK | SHAKOPEE, Scott, MN | Pass | State |
| 2019-09-09 | SIMPSON MATERIALS COMPANY | BARNHART, Jefferson, MO | Pass | State |
| 2019-09-09 | MT WASTE SYSTEMS - HIGH PLAINS LANDFILL | GREAT FALLS, Cascade, MT | Pass | State |
| 2019-09-09 | NUCOR STEEL | NORFOLK, Madison, NE | Pass | State |
| 2019-09-09 | GREENAMERICA BIOFUELS ORD LLC | ORD, Valley, NE | N/A | State |
| 2019-09-09 | INDEPENDENT CAN COMPANY | VANDALIA, Montgomery, OH | Pass | State |
| 2019-09-09 | ET GATHERING PROCESSING LLC / JET COMPRESSOR STATION | JET, Alfalfa, OK | Pass | State |
| 2019-09-09 | MUSTANG GAS PRODUCTS LLC / SOUTHEAST BOOSTER STATION DHGP | DOVER, Kingfisher, OK | Pass | State |
| 2019-09-09 | MARKWEST OKLAHOMA GAS CO LLC / SHERMAN ELLIS COMPRESSOR STATION | HAYWOOD, Pittsburg, OK | Pass | State |
| 2019-09-09 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2019-09-09 | SWEENY REFINERY AND PETROCHEMICAL COMPLEX | OLD OCEAN, Brazoria, TX | Pass | State |
| 2019-09-09 | ENTERPRISE MONT BELVIEU COMPLEX | MONT BELVIEU, Chambers, TX | Pass | State |
| 2019-09-09 | ENTERPRISE MONT BELVIEU COMPLEX | MONT BELVIEU, Chambers, TX | Pass | State |
| 2019-09-09 | UNION CARBIDE | TEXAS CITY, Galveston, TX | Pass | State |
| 2019-09-09 | EXXONMOBIL BAYTOWN REFINERY — high-priority violation on file | BAYTOWN, Harris, TX | Pass | State |
| 2019-09-09 | EXXONMOBIL BAYTOWN REFINERY — high-priority violation on file | BAYTOWN, Harris, TX | Pass | State |
| 2019-09-09 | EXXONMOBIL BAYTOWN REFINERY — high-priority violation on file | BAYTOWN, Harris, TX | Pass | State |
| 2019-09-09 | CURRY RAIL SERVICES HOCKLEY PLANT | HOCKLEY, Harris, TX | Pass | State |
| 2019-09-09 | LYNDON B JOHNSON SPACE CENTER | HOUSTON, Harris, TX | Pass | State |
| 2019-09-09 | MCCARTY ROAD LANDFILL TX | HOUSTON, Harris, TX | Pass | State |
| 2019-09-09 | TEJAS POWER GENERATION UNIT 1 | HOUSTON, Harris, TX | N/A | State |
| 2019-09-09 | BP WEST COAST PRODUCTS LLC — high-priority violation on file | BLAINE, Whatcom, WA | Pass | Local |
| 2019-09-09 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MOBLEY GAS PLANT | SMITHFIELD, Wetzel, WV | Pass | State |
| 2019-09-08 | COLSTRIP STEAM ELECTRIC STATION | COLSTRIP, Rosebud, MT | Pass | State |
| 2019-09-08 | EBENSBURG POWER CO/EBENSBURG COGENERATION PLT | EBENSBURG, Cambria, PA | Pass | State |
| 2019-09-07 | HILCORP ALASKA, LLC / CENTRAL COMPRESSOR PLANT (CCP) | NORTH SLOPE BOROUGH, North Slope, AK | Pass | State |
| 2019-09-07 | CF INDUSTRIES NITROGEN LLC - PORT NEAL NITROGEN COMPLEX — high-priority violation on file | SERGEANT BLUFF, Woodbury, IA | Pass | State |
| 2019-09-07 | NUCOR STEEL — high-priority violation on file | CRAWFORDSVILLE, Montgomery, IN | Pass | State |
| 2019-09-07 | NUCOR STEEL — high-priority violation on file | CRAWFORDSVILLE, Montgomery, IN | Pass | State |
| 2019-09-07 | NUCOR STEEL — high-priority violation on file | CRAWFORDSVILLE, Montgomery, IN | Pass | State |
| 2019-09-07 | NUCOR STEEL — high-priority violation on file | CRAWFORDSVILLE, Montgomery, IN | Pass | State |
| 2019-09-07 | NUCOR STEEL — high-priority violation on file | CRAWFORDSVILLE, Montgomery, IN | Pass | State |
| 2019-09-07 | NUCOR STEEL — high-priority violation on file | CRAWFORDSVILLE, Montgomery, IN | Pass | State |
| 2019-09-07 | NUCOR STEEL — high-priority violation on file | CRAWFORDSVILLE, Montgomery, IN | Pass | State |
| 2019-09-06 | HILCORP ALASKA, LLC / CENTRAL COMPRESSOR PLANT (CCP) | NORTH SLOPE BOROUGH, North Slope, AK | Pass | State |
| 2019-09-06 | PHILLIPS 66 CO/LA REFINERY WILMINGTON — high-priority violation on file | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2019-09-06 | SAN DIEGO GAS & ELECTRIC | MORENO VALLEY, Riverside, CA | Pass | Local |
| 2019-09-06 | SMITHSONIAN INSTITUTION-NAT.MUS.AMER-IND — high-priority violation on file | WASHINGTON, District of Columbia, DC | Pending | State |
| 2019-09-06 | INTERNATIONAL PAPER COMPANY - ROME MILL | ROME, Floyd, GA | Pass | State |
| 2019-09-06 | INTERNATIONAL PAPER COMPANY - ROME MILL | ROME, Floyd, GA | Pass | State |
| 2019-09-06 | INTERNATIONAL PAPER COMPANY - ROME MILL | ROME, Floyd, GA | Pass | State |
| 2019-09-06 | ADM MILLING COMPANY | BEECH GROVE, Marion, IN | Pass | State |
| 2019-09-06 | ADM MILLING COMPANY | BEECH GROVE, Marion, IN | Pass | State |
| 2019-09-06 | ADM MILLING COMPANY | BEECH GROVE, Marion, IN | Pass | State |
| 2019-09-06 | ADM MILLING COMPANY | BEECH GROVE, Marion, IN | Pass | State |
| 2019-09-06 | PVS TECHNOLOGIES INC — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2019-09-06 | PVS TECHNOLOGIES INC — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2019-09-06 | CERTAINTEED LLC (AIR) — high-priority violation on file | KANSAS CITY, Wyandotte, KS | Pass | State |
| 2019-09-06 | SBC ENERGY LLC FKA SOUTHBRIDGE POWER & THERMAL LLC | SOUTHBRIDGE, Worcester, MA | Pass | State |
| 2019-09-06 | MARATHON PETROLEUM COMPANY LP — high-priority violation on file | DETROIT, Wayne, MI | Pass | State |
| 2019-09-06 | CAPITAL QUARRIES COMPANY INC | HOLTS SUMMIT, Callaway, MO | Pass | State |
| 2019-09-06 | SIKESTON POWER STATION | SIKESTON, Scott, MO | Pending | State |
| 2019-09-06 | DUNN ROADBUILDERS LLC, PETAL FACILITY | PETAL, Forrest, MS | Pass | State |
| 2019-09-06 | DUNN ROADBUILDERS LLC, PETAL FACILITY | PETAL, Forrest, MS | Pass | State |
| 2019-09-06 | COLSTRIP STEAM ELECTRIC STATION | COLSTRIP, Rosebud, MT | Pass | State |
| 2019-09-06 | COLSTRIP STEAM ELECTRIC STATION | COLSTRIP, Rosebud, MT | Pass | State |
| 2019-09-06 | COLSTRIP STEAM ELECTRIC STATION | COLSTRIP, Rosebud, MT | Pass | State |
| 2019-09-06 | COLSTRIP STEAM ELECTRIC STATION | COLSTRIP, Rosebud, MT | Pass | State |
| 2019-09-06 | COLSTRIP STEAM ELECTRIC STATION | COLSTRIP, Rosebud, MT | Pass | State |
| 2019-09-06 | COLSTRIP STEAM ELECTRIC STATION | COLSTRIP, Rosebud, MT | Pass | State |
| 2019-09-06 | COLSTRIP STEAM ELECTRIC STATION | COLSTRIP, Rosebud, MT | Pass | State |
| 2019-09-06 | YELLOWSTONE POWER PLANT — high-priority violation on file | BILLINGS, Yellowstone, MT | Pass | State |
| 2019-09-06 | YELLOWSTONE POWER PLANT — high-priority violation on file | BILLINGS, Yellowstone, MT | Pass | State |
| 2019-09-06 | THISTLE COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-09-06 | TWISTED SISTER COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-09-06 | SMOKY VALLEY COMMON OPERATION — high-priority violation on file | ROUND MOUNTAIN, Nye, NV | Fail | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.