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 |
|---|---|---|---|---|
| 2018-07-10 | DEVON ENERGY PRODUCTION CO LP / LOOKABAUGH 25 24 15N 11W 1HX | GREENFIELD, Blaine, OK | Pass | State |
| 2018-07-10 | DEVON ENERGY PRODUCTION CO LP / LOOKABAUGH 25 24 15N 11W 1HX | GREENFIELD, Blaine, OK | Pass | State |
| 2018-07-10 | DEVON ENERGY PRODUCTION CO LP / FLEENOR PAD 1 | WATONGA, Blaine, OK | Pass | State |
| 2018-07-10 | DEVON ENERGY PRODUCTION CO LP / LEONA TRUST 1 15N 10W 1H | OMEGA, Blaine, OK | Pass | State |
| 2018-07-10 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2018-07-10 | KOCH FERTILIZER ENID LLC / KOCH FERTILIZER PLANT | ENID, Garfield, OK | Fail | State |
| 2018-07-10 | MARKWEST OKLAHOMA GAS CO LLC / DUNN COMPRESSOR STATION | STUART, Hughes, OK | Pass | State |
| 2018-07-10 | INTERNATIONAL PAPER - VALLIANT / IP VALLIANT PAPER MILL | VALLIANT, McCurtain, OK | Pass | State |
| 2018-07-10 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / BENT CREEK COMPRESSOR STATION | MUTUAL, Woodward, OK | Pass | State |
| 2018-07-10 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / BENT CREEK COMPRESSOR STATION | MUTUAL, Woodward, OK | Pass | State |
| 2018-07-10 | ASH GROVE CEMENT COMPANY | DURKEE, Baker, OR | Pass | State |
| 2018-07-10 | GEORGIA-PACIFIC WAUNA LLC — high-priority violation on file | CLATSKANIE, Clatsop, OR | Pass | State |
| 2018-07-10 | MONROE ENERGY LLC/TRAINER — high-priority violation on file | TRAINER, Delaware, PA | Pass | State |
| 2018-07-10 | LAUREL MTN MIDSTREAM OPR LLC/BROWN COMP STA | GREENSBORO, Greene, PA | Pass | State |
| 2018-07-10 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/SHAW COMP STA | WASHINGTON, Washington, PA | Pass | State |
| 2018-07-10 | NEXTERA RENEWABLE FUELS LLC/LYCO LANDFILL LFGTE PLT | MONTGOMERY, Lycoming, PA | Pass | State |
| 2018-07-10 | COLUMBIA GAS TRANS LLC/IOWA COMP STA | BROOKVILLE, Jefferson, PA | Pass | State |
| 2018-07-10 | HEP PENNSYLVANIA GATHERING LLC/CLARK CPF 1 COMP STA | WYSOX, Bradford, PA | Pass | State |
| 2018-07-10 | EXPAND OPERATING LLC/VALENTINE CPF 1 | CLIFFORD, Susquehanna, PA | Pass | State |
| 2018-07-10 | WESTROCK CP, LLC - FLORENCE MILL | FLORENCE, Florence, SC | Pass | State |
| 2018-07-10 | INTERNATIONAL PAPER - GEORGETOWN MILL | GEORGETOWN, Georgetown, SC | Pass | State |
| 2018-07-10 | BEAUFORT JASPER WSA PURRYSBURG WTP | HARDEEVILLE, Jasper, SC | Pass | State |
| 2018-07-10 | U.S. ENERGY SPARTANBURG I TERMINAL | SPARTANBURG, Spartanburg, SC | Pass | State |
| 2018-07-10 | PARKER HANNIFIN CORPORATION | COLUMBIA, Maury, TN | Pass | State |
| 2018-07-10 | TENNESSEE OPERATIONS OF EASTMAN CHEMICAL COMPANY — high-priority violation on file | KINGSPORT, Sullivan, TN | Pass | State |
| 2018-07-10 | SMURFIT KAPPA NORTH AMERICA FORNEY MILL | FORNEY, Kaufman, TX | Pass | State |
| 2018-07-10 | DOMINION ENERGY - VIRGINIA CITY HYBRID ENERGY CENTER | ST PAUL, Wise, VA | Pass | State |
| 2018-07-10 | N.E.W. ORGANIC DIGESTION LLC | DENMARK, Brown, WI | Pass | State |
| 2018-07-10 | WI PUBLIC SERVICE WESTON POWER PLANT | KRONENWETTER, Marathon, WI | Pass | State |
| 2018-07-10 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | Pass | State |
| 2018-07-10 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | Pass | State |
| 2018-07-10 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | Pass | State |
| 2018-07-10 | COUNTY MATERIALS CORP | JANESVILLE, Rusk, WI | Pass | State |
| 2018-07-10 | MCMILLAN ELECTRIC CO — high-priority violation on file | WOODVILLE, Sauk, WI | N/A | State |
| 2018-07-09 | INTERNATIONAL PAPER | PINE HILL, Wilcox, AL | Pass | State |
| 2018-07-09 | INTERNATIONAL PAPER | PINE HILL, Wilcox, AL | Pass | State |
| 2018-07-09 | DESOTO GATHERING COMPANY, LLC. - PUMA CPF-1 | HEBER SPRINGS, Cleburne, AR | Pass | State |
| 2018-07-09 | DESOTO GATHERING COMPANY, LLC - SHARKEY CPF-1 | JUDSONIA, White, AR | Pass | State |
| 2018-07-09 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-2 | PANGBURN, White, AR | Pass | State |
| 2018-07-09 | SHADOW WOLF ENERGY, LLC | SANTA CLARITA, Los Angeles, CA | Pass | Local |
| 2018-07-09 | INLAND EMPIRE UTILITIES AGENCY | CHINO, San Bernardino, CA | Pending | Local |
| 2018-07-09 | QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file | PARACHUTE 13.8 MI. N OF, Garfield, CO | Pass | State |
| 2018-07-09 | QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file | PARACHUTE 13.8 MI. N OF, Garfield, CO | Pass | State |
| 2018-07-09 | ROCKY MOUNTAIN MIDSTREAM - FT LUPTON GAS | FORT LUPTON AREA, Weld, CO | Pass | State |
| 2018-07-09 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2018-07-09 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2018-07-09 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2018-07-09 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2018-07-09 | SAMPLE & SON CONSTRUCTION AND DEMOLITION LANDFILL — high-priority violation on file | GROVETOWN, Columbia, GA | Pass | State |
| 2018-07-09 | DTE ELECTRIC COMPANY - PLACID PEAKING FACILITY | CLARKSTON, Oakland, MI | Pass | State |
| 2018-07-09 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-07-09 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-07-09 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-07-09 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-07-09 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-07-09 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-07-09 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-07-09 | ROVER PIPELINE - MAINLINE CS2 | WOOSTER, Wayne, OH | Pass | State |
| 2018-07-09 | MCKEE MATERIALS LLC - PLANT 1 | NELSONVILLE, Athens, OH | Pass | State |
| 2018-07-09 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / MCKEE COMPRESSOR STATION | BYRON, Alfalfa, OK | Pass | State |
| 2018-07-09 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / MCKEE COMPRESSOR STATION | BYRON, Alfalfa, OK | Pass | State |
| 2018-07-09 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / SOUTH CHEROKEE COMPRESSOR STATION | CHEROKEE, Alfalfa, OK | Pass | State |
| 2018-07-09 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / ASHLEY COMPRESSOR STATION | INGERSOLL, Alfalfa, OK | Pass | State |
| 2018-07-09 | ET GATHERING PROCESSING LLC / LENORA COMPRESSOR STATION | SEILING, Dewey, OK | Pass | State |
| 2018-07-09 | ET GATHERING PROCESSING LLC / LENORA COMPRESSOR STATION | SEILING, Dewey, OK | Pass | State |
| 2018-07-09 | ET GATHERING PROCESSING LLC / LENORA COMPRESSOR STATION | SEILING, Dewey, OK | Pass | State |
| 2018-07-09 | GREAT HORNED OWLS LLC / PAMELA PAD | CAMARGO, Dewey, OK | Pass | State |
| 2018-07-09 | GREAT HORNED OWLS LLC / PETRA PAD | CAMARGO, Dewey, OK | Pass | State |
| 2018-07-09 | MARKWEST OKLAHOMA GAS CO LLC / DUNN COMPRESSOR STATION | STUART, Hughes, OK | Pass | State |
| 2018-07-09 | DEVON ENERGY PRODUCTION CO LP / ALMA 3 4 18H BATTERY | OMEGA, Kingfisher, OK | Pass | State |
| 2018-07-09 | DEVON ENERGY PRODUCTION CO LP / THUNDER ROTHER 30 15N 9W 1H | OMEGA, Kingfisher, OK | Pass | State |
| 2018-07-09 | OG AND E / SEMINOLE GENERATING STATION | KONAWA, Seminole, OK | Pass | State |
| 2018-07-09 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2018-07-09 | DOMTAR PAPER COMPANY LLC | BENNETTSVILLE, Marlboro, SC | Pass | State |
| 2018-07-09 | REEVES CONSTRUCTION COMPANY - PACOLET ASPHALT PLANT | PACOLET, Spartanburg, SC | Pass | State |
| 2018-07-09 | DFW RECYCLING AND DISPOSAL FACILITY | LEWISVILLE, Denton, TX | Pass | State |
| 2018-07-09 | DFW RECYCLING AND DISPOSAL FACILITY | LEWISVILLE, Denton, TX | Pass | State |
| 2018-07-09 | DFW RECYCLING AND DISPOSAL FACILITY | LEWISVILLE, Denton, TX | Pass | State |
| 2018-07-09 | DFW RECYCLING AND DISPOSAL FACILITY | LEWISVILLE, Denton, TX | Pass | State |
| 2018-07-09 | WI DOA - UNIVERSITY OF WISCONSIN (MAD) SAFETY DEPT | MADISON, Dane, WI | Pass | State |
| 2018-07-08 | TESORO REFINING AND MARKETING CO — high-priority violation on file | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2018-07-08 | CARLTON FORGE WORKS | PARAMOUNT, Los Angeles, CA | Pass | Local |
| 2018-07-08 | CARLTON FORGE WORKS | PARAMOUNT, Los Angeles, CA | Pass | Local |
| 2018-07-08 | COC SURRY LFG, LLC | MOUNT AIRY, Surry, NC | Pass | State |
| 2018-07-06 | NEW NGC, INC. | LONG BEACH, Los Angeles, CA | Pass | Local |
| 2018-07-06 | SPRAGUE OPERATING RESOURCES LLC | SOUTH PORTLAND, Cumberland, ME | Pass | State |
| 2018-07-06 | CANTON MUNICIPAL UTILITIES — high-priority violation on file | CANTON, Madison, MS | Pass | State |
| 2018-07-06 | CALUMET MONTANA REFINING — high-priority violation on file | GREAT FALLS, Cascade, MT | Pass | State |
| 2018-07-06 | CALUMET MONTANA REFINING — high-priority violation on file | GREAT FALLS, Cascade, MT | Pass | State |
| 2018-07-06 | CALUMET MONTANA REFINING — high-priority violation on file | GREAT FALLS, Cascade, MT | Pass | State |
| 2018-07-06 | CALUMET MONTANA REFINING — high-priority violation on file | GREAT FALLS, Cascade, MT | Pass | State |
| 2018-07-06 | CALUMET MONTANA REFINING — high-priority violation on file | GREAT FALLS, Cascade, MT | Pass | State |
| 2018-07-06 | ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS | GEARY, Canadian, OK | Pass | State |
| 2018-07-06 | ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS | GEARY, Canadian, OK | Pass | State |
| 2018-07-06 | PALO DURO G AND P OKLAHOMA LP / RED HILLS COMPRESSOR STATION | SWEETWATER, Roger Mills, OK | Pass | State |
| 2018-07-06 | OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT | WAXAHACHIE, Ellis, TX | N/A | State |
| 2018-07-06 | GODLEY PLANT | GODLEY, Johnson, TX | Pass | State |
| 2018-07-06 | GODLEY PLANT | GODLEY, Johnson, TX | Pass | State |
| 2018-07-06 | GODLEY PLANT | GODLEY, Johnson, TX | Pass | State |
| 2018-07-06 | GODLEY PLANT | GODLEY, Johnson, TX | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.