EPA Air · stack tests by year
Air-emissions stack tests in 2018
- 25,145Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2018
- California 7,098
- Ohio 2,476
- Oklahoma 1,684
- Indiana 1,605
- Florida 1,563
- Georgia 1,137
- Pennsylvania 813
- Alabama 645
- Texas 611
- Mississippi 598
- Arkansas 555
- Iowa 464
- Missouri 414
- Washington 394
- Colorado 353
- Wisconsin 280
- Montana 269
- North Carolina 261
- Michigan 259
- Wyoming 253
- South Carolina 252
- Minnesota 218
- Kentucky 200
- Kansas 195
- Delaware 194
- Alaska 178
- Illinois 165
- Nebraska 152
- Utah 137
- West Virginia 137
- Tennessee 129
- North Dakota 117
- Virginia 116
- New York 116
- Connecticut 114
- Nevada 101
- New Jersey 100
- Maine 88
- New Hampshire 83
- Oregon 83
- Idaho 77
- Hawaii 77
- South Dakota 67
- Arizona 61
- Maryland 58
- Louisiana 54
- Massachusetts 41
- District of Columbia 33
- New Mexico 31
- Vermont 20
- Rhode Island 10
- Puerto Rico 9
Other years
Air-emissions stack tests recorded in 2018
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2018-10-16 | ONEOK FIELD SERVICES CO LLC / ANTIOCH BOOSTER STATION | ANTIOCH, Garvin, OK | Pass | State |
| 2018-10-16 | ONEOK FIELD SERVICES CO LLC / ANTIOCH BOOSTER STATION | ANTIOCH, Garvin, OK | Pass | State |
| 2018-10-16 | MARKWEST OKLAHOMA GAS CO LLC / JACKSON COMPRESSOR STATION | SAYRE, Roger Mills, OK | Pass | State |
| 2018-10-16 | MARKWEST OKLAHOMA GAS CO LLC / JACKSON COMPRESSOR STATION | SAYRE, Roger Mills, OK | Pass | State |
| 2018-10-16 | GEORGIA-PACIFIC WAUNA LLC — high-priority violation on file | CLATSKANIE, Clatsop, OR | Pass | State |
| 2018-10-16 | YORK CNTY SOLID WASTE/YORK CNTY RESOURCE RECOVERY — high-priority violation on file | YORK, York, PA | Pass | State |
| 2018-10-16 | KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on file | BATH, Northampton, PA | Pass | State |
| 2018-10-16 | MTN GATHERING LLC/DRY RUN COMP STA | CHAPMAN, Clinton, PA | Pass | State |
| 2018-10-16 | LIBERTY COATING CO LLC/MORRISVILLE | MORRISVILLE, Bucks, PA | Pass | State |
| 2018-10-16 | RW GATHERING LLC/SALEM COMP STA | DERRY, Westmoreland, PA | Pass | State |
| 2018-10-16 | WILLIAMS FIELD SVC CO LLC/LATHROP COMP STA | SPRINGVILLE, Susquehanna, PA | Pass | State |
| 2018-10-16 | EQM GATHERING OPCO LLC/TEN MILE COMP STA | WAYNESBURG, Greene, PA | Pass | State |
| 2018-10-16 | NUCOR STEEL - BERKELEY | HUGER, Berkeley, SC | Pass | State |
| 2018-10-16 | PL DEVELOPMENTS LLC — high-priority violation on file | PIEDMONT, Greenville, SC | Pass | State |
| 2018-10-16 | BUCKEYE TERMINALS LLC - SPARTANBURG TERMINAL | SPARTANBURG, Spartanburg, SC | Pass | State |
| 2018-10-16 | DOW TEXAS OPERATIONS FREEPORT — high-priority violation on file | FREEPORT, Brazoria, TX | N/A | State |
| 2018-10-16 | WA PARISH ELECTRIC GENERATING STATION | THOMPSONS, Fort Bend, TX | Pass | State |
| 2018-10-16 | PH ROBINSON ELECTRIC GENERATING STATION | BACLIFF, Galveston, TX | N/A | State |
| 2018-10-16 | EQUISTAR CHEMICALS LA PORTE COMPLEX — high-priority violation on file | LA PORTE, Harris, TX | N/A | State |
| 2018-10-16 | KETJEN | PASADENA, Harris, TX | Fail | State |
| 2018-10-16 | KENNECOTT MAIN STACK, SMELTER AND | BINGHAM CANYON, Salt Lake, UT | Pass | State |
| 2018-10-16 | SEH AMERICA | VANCOUVER, Clark, WA | Pass | Local |
| 2018-10-16 | SEH AMERICA | VANCOUVER, Clark, WA | Pass | Local |
| 2018-10-16 | PUGET SOUND ENERGY (WA NATURAL GAS) | CHEHALIS, Lewis, WA | Pass | Local |
| 2018-10-16 | PUGET SOUND ENERGY (WA NATURAL GAS) | CHEHALIS, Lewis, WA | Pass | Local |
| 2018-10-16 | GREEN BAY METRO SEWERAGE DIST | GREEN BAY, Brown, WI | Pass | State |
| 2018-10-16 | DAIRYLAND POWER COOP ALMA SITE | ALMA, Buffalo, WI | Pass | State |
| 2018-10-16 | DAIRYLAND POWER COOP ALMA SITE | ALMA, Buffalo, WI | Pass | State |
| 2018-10-16 | AMERICAN PACKAGING CORP | COLUMBUS, Columbia, WI | Pass | State |
| 2018-10-16 | HYDRITE CHEMICAL CO. — high-priority violation on file | COTTAGE GROVE, Dane, WI | Fail | State |
| 2018-10-16 | GRAYMONT (WI) LLC — high-priority violation on file | SUPERIOR, Douglas, WI | Fail | State |
| 2018-10-16 | AHLSTROM RHINELANDER LLC | RHINELANDER, Outagamie, WI | Pass | State |
| 2018-10-16 | AMCOR WISCONSIN LLC - APPLETON | APPLETON, Ozaukee, WI | Pass | State |
| 2018-10-16 | VIRESCO TURTLE LAKE — high-priority violation on file | TURTLE LAKE, Barron, WI | Fail | State |
| 2018-10-16 | S.C. JOHNSON & SON, INC | STURTEVANT, Racine, WI | Pass | State |
| 2018-10-16 | INDECK LADYSMITH LLC | LADYSMITH, Rusk, WI | Pass | State |
| 2018-10-16 | ARCLIN SURFACES INC | HAYWARD, Shawano, WI | Pass | State |
| 2018-10-16 | APPALACHIA MIDSTREAM SERVICES, L.L.C., MILLER STATION | BANNEN, Marshall, WV | Pass | State |
| 2018-10-16 | KINGSFORD MANUFACTURING COMPANY, BERYL | BERYL, Mineral, WV | Pass | State |
| 2018-10-16 | OMNIS PLEASANTS, LLC, PLEASANTS POWER STATION | WILLOW ISLAND, Pleasants, WV | Pass | State |
| 2018-10-16 | CARTER CREEK GAS PLANT (HILCORP ENERGY CO) | EVANSTON, Uinta, WY | Pass | State |
| 2018-10-15 | LAC/USC MEDICAL CENTER | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2018-10-15 | VA GREATER LOS ANGELES HEALTHCARE SYS | LOS ANGELES, Los Angeles, CA | Fail | Local |
| 2018-10-15 | THE DOT PRINTER INC | IRVINE, Orange, CA | Pass | Local |
| 2018-10-15 | THE DOT PRINTER INC | IRVINE, Orange, CA | Pass | Local |
| 2018-10-15 | CALAVERAS MATERIALS — high-priority violation on file | MERCED, Merced, CA | Pass | Local |
| 2018-10-15 | CALAVERAS MATERIALS — high-priority violation on file | MERCED, Merced, CA | Pass | Local |
| 2018-10-15 | MCGRATH PEAKER GENERATING STATION | OXNARD, Ventura, CA | Pass | Local |
| 2018-10-15 | GA POWER CO. - PLANT BOWEN | CARTERSVILLE, Bartow, GA | Pass | State |
| 2018-10-15 | INTERNATIONAL PAPER - FLINT RIVER MILL | OGLETHORPE, Macon, GA | Pass | State |
| 2018-10-15 | HYALUS, INC. | HAWKINSVILLE, Pulaski, GA | Pass | State |
| 2018-10-15 | HYALUS, INC. | HAWKINSVILLE, Pulaski, GA | Pass | State |
| 2018-10-15 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2018-10-15 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2018-10-15 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2018-10-15 | FCA US LLC STERLING HEIGHTS ASSEMBLY PLANT | STERLING HEIGHTS, Macomb, MI | Pending | State |
| 2018-10-15 | MINNESOTA POWER - BOSWELL ENERGY CENTER | COHASSET, Itasca, MN | N/A | State |
| 2018-10-15 | CARGILL CORN MILLING - AQ | WAHPETON, Richland, ND | Pass | State |
| 2018-10-15 | BCE MACH LLC / PATTON TRUST 34 26 11 1H STA | CHEROKEE, Alfalfa, OK | Pass | State |
| 2018-10-15 | XTO ENERGY INC / COOK CDP | ARDMORE, Carter, OK | Pass | State |
| 2018-10-15 | XTO ENERGY INC / COOK CDP | ARDMORE, Carter, OK | Pass | State |
| 2018-10-15 | MARKWEST OKLAHOMA GAS CO LLC / WOMACK COMPRESSOR STATION | COALGATE, Coal, OK | Pass | State |
| 2018-10-15 | MARKWEST OKLAHOMA GAS CO LLC / WOMACK COMPRESSOR STATION | COALGATE, Coal, OK | Pass | State |
| 2018-10-15 | ONEOK FIELD SERVICES CO LLC / ANTIOCH BOOSTER STATION | ANTIOCH, Garvin, OK | Pass | State |
| 2018-10-15 | ONEOK FIELD SERVICES CO LLC / ANTIOCH BOOSTER STATION | ANTIOCH, Garvin, OK | Pass | State |
| 2018-10-15 | BLACKJACK OPERATING LLC / ROCKWOOD NO 31 01HX WELLSITE | WAYNE, McClain, OK | Pass | State |
| 2018-10-15 | MARKWEST OKLAHOMA GAS CO LLC / JACKSON COMPRESSOR STATION | SAYRE, Roger Mills, OK | Pass | State |
| 2018-10-15 | BCE MACH LLC / JOHN 13 28 13 STA | CAPRON, Woods, OK | Pass | State |
| 2018-10-15 | CLEVELAND CLIFFS STEEL CORP/ BUTLER WORKS | BUTLER, Butler, PA | Pass | State |
| 2018-10-15 | BASF TOTAL FINA NAFTA REGION OLEFINS COMPLEX — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-10-15 | BASF TOTAL FINA NAFTA REGION OLEFINS COMPLEX — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-10-15 | BASF TOTAL FINA NAFTA REGION OLEFINS COMPLEX — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-10-15 | BASF TOTAL FINA NAFTA REGION OLEFINS COMPLEX — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-10-15 | BASF TOTAL FINA NAFTA REGION OLEFINS COMPLEX — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-10-15 | BASF TOTAL FINA NAFTA REGION OLEFINS COMPLEX — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-10-15 | BASF TOTAL FINA NAFTA REGION OLEFINS COMPLEX — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-10-15 | BASF TOTAL FINA NAFTA REGION OLEFINS COMPLEX — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-10-15 | PUGET SOUND ENERGY (WA NATURAL GAS) | CHEHALIS, Lewis, WA | Pass | Local |
| 2018-10-15 | QUAD/GRAPHICS INC - LOMIRA | LOMIRA, Dodge, WI | Pass | State |
| 2018-10-13 | KNAUF INSULATION INCORPORATED — high-priority violation on file | SHELBYVILLE, Shelby, IN | Pass | State |
| 2018-10-13 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Fail | State |
| 2018-10-13 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Fail | State |
| 2018-10-13 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-13 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Fail | State |
| 2018-10-13 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Pass | State |
| 2018-10-13 | CLARIOS, LLC. | HOLLAND, Lucas, OH | Fail | State |
| 2018-10-12 | SANDERS LEAD CO | TROY, Pike, AL | Pass | State |
| 2018-10-12 | SANDERS LEAD CO | TROY, Pike, AL | Pass | State |
| 2018-10-12 | FREEPORT-MCMORAN - MORENCI | MORENCI, Greenlee, AZ | Pass | State |
| 2018-10-12 | TREND OFFSET PRINTING SERVICES INC — high-priority violation on file | LOS ALAMITOS, Orange, CA | Pass | Local |
| 2018-10-12 | BLUESCOPE COATED PRODUCTS LLC | RANCHO CUCAMONGA, San Bernardino, CA | Pass | Local |
| 2018-10-12 | BLUESCOPE COATED PRODUCTS LLC | RANCHO CUCAMONGA, San Bernardino, CA | Pass | Local |
| 2018-10-12 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2018-10-12 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2018-10-12 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-12 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-10-12 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2018-10-12 | SIKORSKY AIRCRAFT - MAIN PLANT | STRATFORD, Fairfield, CT | Pass | State |
| 2018-10-12 | OWENS CORNING ASPHALT ROOFING, LLC | JACKSONVILLE, Duval, FL | Pass | State |
| 2018-10-12 | OWENS CORNING ASPHALT ROOFING, LLC | JACKSONVILLE, Duval, FL | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.