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.
What this page shows
This page covers Clean Air Act facilities in the EPA air register with stack tests in 2018. It lists 25,145 stack tests recorded nationwide in 2018.