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 |
|---|---|---|---|---|
| 2018-11-20 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | DAYTON, Montgomery, OH | Pass | State |
| 2018-11-20 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | DAYTON, Montgomery, OH | Pass | State |
| 2018-11-20 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | DAYTON, Montgomery, OH | Pass | State |
| 2018-11-20 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | DAYTON, Montgomery, OH | Pass | State |
| 2018-11-20 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | DAYTON, Montgomery, OH | Pass | State |
| 2018-11-20 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | DAYTON, Montgomery, OH | Pass | State |
| 2018-11-20 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | DAYTON, Montgomery, OH | Pass | State |
| 2018-11-20 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | DAYTON, Montgomery, OH | Pass | State |
| 2018-11-20 | ENLINK MIDSTREAM SERVICES LLC / BANKHEAD COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2018-11-20 | FW MIDCON I LLC / ROTHER 1H 5X | CALUMET, Canadian, OK | Pass | State |
| 2018-11-20 | ONEOK FIELD SERVICES CO LLC / DAKOTA COMPRESSOR STATION | GEARY, Canadian, OK | Pass | State |
| 2018-11-20 | ONEOK FIELD SERVICES CO LLC / DAKOTA COMPRESSOR STATION | GEARY, Canadian, OK | Pass | State |
| 2018-11-20 | IRON HORSE MIDSTREAM LLC / TERRITORY COMPRESSOR STATION | EL RENO, Canadian, OK | Pass | State |
| 2018-11-20 | ET GATHERING PROCESSING LLC / SCHROCK COMPRESSOR STATION | THOMAS, Custer, OK | Pass | State |
| 2018-11-20 | ET GATHERING PROCESSING LLC / SCHROCK COMPRESSOR STATION | THOMAS, Custer, OK | Pass | State |
| 2018-11-20 | DIVERSIFIED PRODUCTION LLC / SINCLAIR 11 14 19 18 1H PAD | SEILING, Dewey, OK | Pass | State |
| 2018-11-20 | CONTINENTAL CARBON CO / CARBON BLACK PRODUCTION FACILITY — high-priority violation on file | PONCA CITY, Kay, OK | Pass | State |
| 2018-11-20 | MECHANICSBURG TERM DE LLC/MECHANICSBURG NORTH TERMINAL | MECHANICSBURG, Cumberland, PA | Pass | State |
| 2018-11-20 | RAUSCH CREEK GENERATION LLC/FRAILEY TWP — high-priority violation on file | TREMONT, Schuylkill, PA | Pass | State |
| 2018-11-20 | KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on file | BATH, Northampton, PA | Pass | State |
| 2018-11-20 | PEPPERIDGE FARM INC/EAST COCALICO TWP PLT | DENVER, Lancaster, PA | Pass | State |
| 2018-11-20 | GREYLOCK MIDSTREAM LLC/KUHL-SKIB COMP STA | JEFFERSON, Greene, PA | Pass | State |
| 2018-11-20 | EQM GATHERING OPCO LLC/TERRA COMP STA | PLUM CREEK, Armstrong, PA | Pass | State |
| 2018-11-20 | FIRST QUALITY PRINT & PACKAGING LLC (FQP&P LLC) | ANDERSON, Anderson, SC | Pass | State |
| 2018-11-20 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2018-11-20 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Fail | State |
| 2018-11-20 | FAIRFIELD ROAD RECYCLING | COLUMBIA, Richland, SC | Pass | State |
| 2018-11-20 | SIMCOE - IRON HORSE CENTRAL DELIVERY POINT | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2018-11-20 | RED CEDAR GATHERING COMPANY - ARKANSAS LOOP AND SIMPSON TREATING PLANTS | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2018-11-20 | EXXONMOBIL CHEMICAL BAYTOWN CHEMICAL PLANT — high-priority violation on file | BAYTOWN, Harris, TX | Pass | State |
| 2018-11-20 | OXBOW CALCINING | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-11-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | N/A | State |
| 2018-11-20 | INV NYLON CHEMICALS AMERICAS ORANGE SITE — high-priority violation on file | ORANGE, Orange, TX | N/A | State |
| 2018-11-20 | INV NYLON CHEMICALS AMERICAS ORANGE SITE — high-priority violation on file | ORANGE, Orange, TX | N/A | State |
| 2018-11-20 | INV NYLON CHEMICALS AMERICAS ORANGE SITE — high-priority violation on file | ORANGE, Orange, TX | N/A | State |
| 2018-11-20 | SUNNYSIDE COGENERATION | SUNNYSIDE, Carbon, UT | Pass | State |
| 2018-11-20 | MIDDLE PENINSULA LANDFILL AND RECYCLING FACILITY | GLENNS, Gloucester, VA | Pass | State |
| 2018-11-20 | WESTROCK LONGVIEW LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2018-11-20 | OMNIS PLEASANTS, LLC, PLEASANTS POWER STATION | WILLOW ISLAND, Pleasants, WV | Pass | State |
| 2018-11-20 | SHUTE CREEK TREATING FACILITY (EXXON MOBIL CORP) | LINCOLN COUNTY, Lincoln, WY | Pass | State |
| 2018-11-20 | MUDDY CREEK STATION (KERN RIVER GAS TRANS) | LINCOLN COUNTY, Lincoln, WY | Pass | State |
| 2018-11-20 | CKN-ROCK SPRINGS STATION (MOUNTAIN WEST PIPELINE, LLC) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2018-11-19 | ULTRAMAR INC | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2018-11-19 | JG BOSWELL CO- OIL MILL | CORCORAN, Kings, CA | Pass | Local |
| 2018-11-19 | JG BOSWELL CO- OIL MILL | CORCORAN, Kings, CA | Pass | Local |
| 2018-11-19 | JG BOSWELL CO- OIL MILL | CORCORAN, Kings, CA | Pass | Local |
| 2018-11-19 | HARTFORD WATER POLLUTION CONTROL FACILITY — high-priority violation on file | HARTFORD, Hartford, CT | Pass | State |
| 2018-11-19 | ARMSTRONG WORLD INDUSTRIES, INC. | PENSACOLA, Escambia, FL | Pass | State |
| 2018-11-19 | ARMSTRONG WORLD INDUSTRIES, INC. | PENSACOLA, Escambia, FL | Pass | State |
| 2018-11-19 | ARMSTRONG WORLD INDUSTRIES, INC. | PENSACOLA, Escambia, FL | Pass | State |
| 2018-11-19 | ARMSTRONG WORLD INDUSTRIES, INC. | PENSACOLA, Escambia, FL | Pass | State |
| 2018-11-19 | ARMSTRONG WORLD INDUSTRIES, INC. | PENSACOLA, Escambia, FL | Pass | State |
| 2018-11-19 | ORLANDO UTILITIES COMMISSION | ORLANDO, Orange, FL | Pass | State |
| 2018-11-19 | LOUIS DREYFUS COMPANY GRAND JUNCTION, LLC | GRAND JUNCTION, Greene, IA | Pass | State |
| 2018-11-19 | ANR PIPELINE COMPANY, SOUTH CHESTER COMPRESSOR STATION | JOHANNESBURG, Otsego, MI | Pass | State |
| 2018-11-19 | PHILLIPS 66 (BAYWAY REF/CONOCO) — high-priority violation on file | LINDEN, Union, NJ | Pass | State |
| 2018-11-19 | ASCENT RESOURCES - UTICA LLC - KALDOR UNIT 1H | MEAD, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2018-11-19 | ASCENT RESOURCES - UTICA LLC - KALDOR UNIT 1H | MEAD, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2018-11-19 | ASCENT RESOURCES - UTICA LLC - KALDOR UNIT 1H | MEAD, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2018-11-19 | XTO ENERGY INC. MONROE NORTH 1H | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2018-11-19 | XTO ENERGY INC. MONROE NORTH 1H | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2018-11-19 | XTO ENERGY INC. MONROE NORTH 1H | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2018-11-19 | TOM STACK LLC / COMMUNITY COMPRESSOR STATION | OMEGA, Blaine, OK | Pass | State |
| 2018-11-19 | ENLINK MIDSTREAM SERVICES LLC / BANKHEAD COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2018-11-19 | ONEOK FIELD SERVICES CO LLC / DAKOTA COMPRESSOR STATION | GEARY, Canadian, OK | Pass | State |
| 2018-11-19 | ONEOK FIELD SERVICES CO LLC / DAKOTA COMPRESSOR STATION | GEARY, Canadian, OK | Pass | State |
| 2018-11-19 | ET GATHERING PROCESSING LLC / SCHROCK COMPRESSOR STATION | THOMAS, Custer, OK | Pass | State |
| 2018-11-19 | ET GATHERING PROCESSING LLC / SCHROCK COMPRESSOR STATION | THOMAS, Custer, OK | Pass | State |
| 2018-11-19 | ET GATHERING PROCESSING LLC / SCHROCK COMPRESSOR STATION | THOMAS, Custer, OK | Pass | State |
| 2018-11-19 | DIVERSIFIED PRODUCTION LLC / DANNY 2 18 23 1H WELL PAD | ARNETT, Ellis, OK | Pass | State |
| 2018-11-19 | ET GATHERING PROCESSING LLC / LANG COMPRESSOR STATION | PURDY, Garvin, OK | Pass | State |
| 2018-11-19 | ET GATHERING PROCESSING LLC / LINDSAY COMPRESSOR STATION | RUSH SPRINGS, Grady, OK | Pass | State |
| 2018-11-19 | DIVERSIFIED PRODUCTION LLC / SMART 24 20 17 1H PAD | CHESTER, Woodward, OK | Pass | State |
| 2018-11-19 | KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on file | BATH, Northampton, PA | Pass | State |
| 2018-11-19 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Fail | State |
| 2018-11-19 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2018-11-19 | SIMCOE - IRON HORSE CENTRAL DELIVERY POINT | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2018-11-19 | RED CEDAR GATHERING COMPANY - SOUTH IGNACIO CENTRAL DEL | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2018-11-19 | RED CEDAR GATHERING COMPANY - MIDWAY COMPRESSOR STATION | IGNACIO, La Plata, CO | Pass | State |
| 2018-11-19 | DOW TEXAS OPERATIONS FREEPORT — high-priority violation on file | FREEPORT, Brazoria, TX | Pass | State |
| 2018-11-19 | DOW TEXAS OPERATIONS FREEPORT — high-priority violation on file | FREEPORT, Brazoria, TX | Pass | State |
| 2018-11-19 | ENTERPRISE MONT BELVIEU COMPLEX | MONT BELVIEU, Chambers, TX | Pass | State |
| 2018-11-19 | ENTERPRISE MONT BELVIEU COMPLEX | MONT BELVIEU, Chambers, TX | Pass | State |
| 2018-11-19 | HOUSTON REFINING — high-priority violation on file | HOUSTON, Harris, TX | Pass | State |
| 2018-11-19 | HOUSTON REFINING — high-priority violation on file | HOUSTON, Harris, TX | Pass | State |
| 2018-11-19 | GREEN BAYOU PLANT | HOUSTON, Harris, TX | Pass | State |
| 2018-11-19 | GREEN BAYOU PLANT | HOUSTON, Harris, TX | Pass | State |
| 2018-11-19 | STARBUCKS MANUFACTURING CORPORATION | KENT, King, WA | Pass | Local |
| 2018-11-18 | DUKE ENERGY FLORIDA, LLC | CRYSTAL RIVER, Citrus, FL | Pass | State |
| 2018-11-18 | PHILLIPS 66 (BAYWAY REF/CONOCO) — high-priority violation on file | LINDEN, Union, NJ | Pass | State |
| 2018-11-17 | CLEVELAND-CLIFFS WARREN | WARREN, Trumbull, OH | Pass | State |
| 2018-11-17 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2018-11-17 | BOGGS MATERIALS INC - DARLINGTON PLANT | MONROE, Out of State, SC | Pass | State |
| 2018-11-17 | PHILIP MORRIS USA MANUFACTURING CENTER | RICHMOND, Richmond (city), VA | Pass | State |
| 2018-11-16 | AMRIZE CEMENT, INC. | THEODORE, Mobile, AL | Fail | State |
| 2018-11-16 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-1 | QUITMAN, Cleburne, AR | Pass | State |
| 2018-11-16 | DESOTO GATHERING COMPANY, LLC - NORTHWEST CHARLEY CPF-2 | GREERS FERRY, Cleburne, AR | Pass | State |
| 2018-11-16 | DESOTO GATHERING COMPANY, LLC - S. RAINBOW CPF-2 | CLINTON, Conway, AR | Pass | State |
| 2018-11-16 | DESOTO GATHERING COMPANY LLC - PIKE CPF-1 | HATTIEVILLE, Conway, AR | Pass | State |
| 2018-11-16 | CITY OF DARDANELLE — high-priority violation on file | DARDANELLE, Yell, AR | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.