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 |
|---|---|---|---|---|
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2018-10-18 | DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on file | KEENESBURG 5.2 MI. N OF, Weld, CO | Pass | State |
| 2018-10-18 | DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on file | KEENESBURG 5.2 MI. N OF, Weld, CO | Pass | State |
| 2018-10-18 | CONNECTICUT JET POWER - COS COB STATION | GREENWICH, Fairfield, CT | Pass | State |
| 2018-10-18 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2018-10-18 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2018-10-18 | GROUP III ASPHALT INC | MILTON, Santa Rosa, FL | Pass | State |
| 2018-10-18 | GROUP III ASPHALT INC | CANTONMENT, Escambia, FL | Pass | State |
| 2018-10-18 | VALERO RENEWABLE FUELS CO LLC-FT DODGE | FORT DODGE, Webster, IA | Pass | State |
| 2018-10-18 | MILNER BUTTE LANDFILL | BURLEY, Cassia, ID | Pass | State |
| 2018-10-18 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pending | State |
| 2018-10-18 | CITY WATER LIGHT & POWER | SPRINGFIELD, Sangamon, IL | Pass | State |
| 2018-10-18 | SIGECO AB BROWN GENERATING STATION | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-10-18 | AMSTED RAIL (AIR) | KANSAS CITY, Wyandotte, KS | Pass | State |
| 2018-10-18 | GM LLC SAGINAW METAL CASTING OPERATIONS | SAGINAW, Saginaw, MI | Pass | State |
| 2018-10-18 | PRIMAT CURTIS | STERLING HEIGHTS, Macomb, MI | Fail | State |
| 2018-10-18 | AMERICAN CRYSTAL SUGAR - MOORHEAD — high-priority violation on file | MOORHEAD, Clay, MN | Pass | State |
| 2018-10-18 | AMRIZE CEMENT INC | BLOOMSDALE, Ste. Genevieve, MO | Pass | State |
| 2018-10-18 | AMRIZE CEMENT INC | BLOOMSDALE, Ste. Genevieve, MO | Pass | State |
| 2018-10-18 | AMRIZE CEMENT INC | BLOOMSDALE, Ste. Genevieve, MO | Pass | State |
| 2018-10-18 | AMRIZE CEMENT INC | BLOOMSDALE, Ste. Genevieve, MO | Pass | State |
| 2018-10-18 | APAC MISSISSIPPI INC, VICKSBURG RIFLE RANGE ROAD | VICKSBURG, Warren, MS | Pass | State |
| 2018-10-18 | APAC MISSISSIPPI INC, VICKSBURG RIFLE RANGE ROAD | VICKSBURG, Warren, MS | Pass | State |
| 2018-10-18 | WEYERHAEUSER-CFALLS — high-priority violation on file | COLUMBIA FALLS, Flathead, MT | Pass | State |
| 2018-10-18 | WEYERHAEUSER-CFALLS — high-priority violation on file | COLUMBIA FALLS, Flathead, MT | Pass | State |
| 2018-10-18 | NORTH VALMY GENERATING STATION | VALMY, Humboldt, NV | Pass | State |
| 2018-10-18 | CHEMSULTANTS PLANT 2 | MENTOR, Lake, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | WILLIAMS ARCHER COMPRESSOR STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-10-18 | ALLIED CORPORATION PLANT #77 | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2018-10-18 | TAIT ELECTRIC GENERATING STATION | DAYTON, Montgomery, OH | Pass | State |
| 2018-10-18 | TAIT ELECTRIC GENERATING STATION | DAYTON, Montgomery, OH | Pass | State |
| 2018-10-18 | ZIMMER POWER COMPANY LLC | MOSCOW, Clermont, OH | Pass | State |
| 2018-10-18 | ZIMMER POWER COMPANY LLC | MOSCOW, Clermont, OH | Pass | State |
| 2018-10-18 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2018-10-18 | SANTA FE OPERATING LLC / SALT CREEK COMPRESSOR STATION | COALGATE, Coal, OK | Pass | State |
| 2018-10-18 | PRESIDIO PETROLEUM LLC / CR 1 17HA | CRAWFORD, Ellis, OK | Pass | State |
| 2018-10-18 | MARKWEST OKLAHOMA GAS CO LLC / STUART NORTH COMPRESSOR STATION | STUART, Hughes, OK | Pass | State |
| 2018-10-18 | MARKWEST OKLAHOMA GAS CO LLC / STUART NORTH COMPRESSOR STATION | STUART, Hughes, OK | Pass | State |
| 2018-10-18 | PRESIDIO PETROLEUM LLC / HAASE 1 17H | DURHAM, Roger Mills, OK | Pass | State |
| 2018-10-18 | COLUMBIA GAS TRANS CORP/DONEGAL COMP STA | WEST ALEXANDER, Washington, PA | Pass | State |
| 2018-10-18 | COLUMBIA GAS TRANS CORP/CGT DELMONT COMP STA | DELMONT, Westmoreland, PA | Pass | State |
| 2018-10-18 | MTN GATHERING LLC/FORWARD COMP STA | RENFREW, Butler, PA | Pass | State |
| 2018-10-18 | ROUNDTOP ENERGY/AUBURN | YARDLEY, Susquehanna, PA | Pass | State |
| 2018-10-18 | C R JACKSON INC - VARNVILLE ASPHALT PLANT — high-priority violation on file | VARNVILLE, Hampton, SC | Pass | State |
| 2018-10-18 | SWEENY REFINERY AND PETROCHEMICAL COMPLEX | OLD OCEAN, Brazoria, TX | Pass | State |
| 2018-10-18 | DOW TEXAS OPERATIONS FREEPORT — high-priority violation on file | FREEPORT, Brazoria, TX | Pass | State |
| 2018-10-18 | DOW TEXAS OPERATIONS FREEPORT — high-priority violation on file | FREEPORT, Brazoria, TX | Pass | State |
| 2018-10-18 | DOW TEXAS OPERATIONS FREEPORT — high-priority violation on file | FREEPORT, Brazoria, TX | Pass | State |
| 2018-10-18 | EQUISTAR CHEMICALS CHANNELVIEW COMPLEX — high-priority violation on file | CHANNELVIEW, Harris, TX | Pass | State |
| 2018-10-18 | MCA BEAUMONT SITE | NEDERLAND, Jefferson, TX | Pass | State |
| 2018-10-18 | SALT LAKE ENERGY SYSTEMS LLC | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2018-10-18 | SEH AMERICA | VANCOUVER, Clark, WA | Pass | Local |
| 2018-10-18 | SEH AMERICA | VANCOUVER, Clark, WA | Pass | Local |
| 2018-10-18 | SEH AMERICA | VANCOUVER, Clark, WA | Pass | Local |
| 2018-10-18 | AHLSTROM RHINELANDER LLC | RHINELANDER, Outagamie, WI | Pass | State |
| 2018-10-18 | UNITED ETHANOL LLC | MILTON, Rusk, WI | Pass | State |
| 2018-10-18 | AMCOR FILMS | OSHKOSH, Wood, WI | Pass | State |
| 2018-10-17 | GAS PROCESSORS INC | CASTLEBERRY, Conecuh, AL | Pass | State |
| 2018-10-17 | GAS PROCESSORS INC | CASTLEBERRY, Conecuh, AL | Pass | State |
| 2018-10-17 | BIG RIVER STEEL LLC | OSCEOLA, Mississippi, AR | Pass | State |
| 2018-10-17 | BIG RIVER STEEL LLC | OSCEOLA, Mississippi, AR | Pass | State |
| 2018-10-17 | BIG RIVER STEEL LLC | OSCEOLA, Mississippi, AR | Fail | State |
| 2018-10-17 | AERA ENERGY LLC | SAN ARDO, Monterey, CA | Pass | Local |
| 2018-10-17 | LA CITY, DWP SCATTERGOOD GENERATING STN | PLAYA DEL REY, Los Angeles, CA | Pass | Local |
| 2018-10-17 | TORRANCE REFINING COMPANY LLC | TORRANCE, Los Angeles, CA | Pass | Local |
| 2018-10-17 | CITY OF HOPE MEDICAL CENTER | DUARTE, Los Angeles, CA | Pass | Local |
| 2018-10-17 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-10-17 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-10-17 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-10-17 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-10-17 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-10-17 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-10-17 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-10-17 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.