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 |
|---|---|---|---|---|
| 2018-12-14 | WILLISTON BASIN - CABIN CREEK | BAKER, Fallon, MT | Pass | State |
| 2018-12-14 | FLORIDA CANYON MINE | IMLAY, Pershing, NV | Pass | State |
| 2018-12-14 | DOWNSTATE MEDICAL CENTER | BROOKLYN (6104), Kings, NY | Pass | State |
| 2018-12-14 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2018-12-14 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2018-12-14 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2018-12-14 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2018-12-14 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2018-12-14 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2018-12-14 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2018-12-14 | THE QUALITY CASTINGS COMPANY | ORRVILLE, Wayne, OH | Pass | State |
| 2018-12-14 | CORIX CLEVELAND THERMAL GENERATING LP | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2018-12-14 | CORIX CLEVELAND THERMAL GENERATING LP | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2018-12-14 | CORIX CLEVELAND THERMAL GENERATING LP | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2018-12-14 | ESSITY OPERATIONS WAUSAU LLC | MIDDLETOWN, Butler, OH | Pass | State |
| 2018-12-14 | ESSITY OPERATIONS WAUSAU LLC | MIDDLETOWN, Butler, OH | Pass | State |
| 2018-12-14 | ESSITY OPERATIONS WAUSAU LLC | MIDDLETOWN, Butler, OH | Pass | State |
| 2018-12-14 | ESSITY OPERATIONS WAUSAU LLC | MIDDLETOWN, Butler, OH | Pass | State |
| 2018-12-14 | ESSITY OPERATIONS WAUSAU LLC | MIDDLETOWN, Butler, OH | Pass | State |
| 2018-12-14 | ESSITY OPERATIONS WAUSAU LLC | MIDDLETOWN, Butler, OH | Pass | State |
| 2018-12-14 | REDCLIFF MIDSTREAM LLC / CANADIAN RIVER COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2018-12-14 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2018-12-14 | BLACKJACK OPERATING LLC / HENSON NO 06 01HX WELLSITE | PURCELL, McClain, OK | Pass | State |
| 2018-12-14 | HERCULES CEMENT CO LLC/STOCKERTOWN | STOCKERTOWN, Northampton, PA | Pass | State |
| 2018-12-14 | HERCULES CEMENT CO LLC/STOCKERTOWN | STOCKERTOWN, Northampton, PA | Fail | State |
| 2018-12-14 | CALAVERAS PLANT SITE | SAN ANTONIO, Bexar, TX | Pass | State |
| 2018-12-14 | CEMEX CEMENT OF TEXAS | NEW BRAUNFELS, Comal, TX | Pass | State |
| 2018-12-14 | CEMEX CEMENT OF TEXAS | NEW BRAUNFELS, Comal, TX | Pass | State |
| 2018-12-14 | HAMPTON/NASA STEAM PLANT | HAMPTON, Hampton (city), VA | Pass | State |
| 2018-12-14 | GRAYMONT (WI) LLC — high-priority violation on file | SUPERIOR, Douglas, WI | Pass | State |
| 2018-12-14 | LOVELL PLANT (AMERICAN COLLOID CO) | LOVELL, Big Horn, WY | Pass | State |
| 2018-12-14 | LARAMIE RIVER STATION (BASIN ELECTRIC POWER COOPERATIVE) — high-priority violation on file | WHEATLAND, Platte, WY | Pass | State |
| 2018-12-14 | BIG ISLAND MINE & REFINERY (SISECAM WYOMING LLC) — high-priority violation on file | SWEETWATER COUNTY, Sweetwater, WY | Pending | State |
| 2018-12-14 | BIG ISLAND MINE & REFINERY (SISECAM WYOMING LLC) — high-priority violation on file | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2018-12-13 | WARRIOR MET COAL GAS, LLC | NORTHPORT, Tuscaloosa, AL | Pass | State |
| 2018-12-13 | WARRIOR MET COAL GAS, LLC | NORTHPORT, Tuscaloosa, AL | Pass | State |
| 2018-12-13 | WARRIOR MET COAL GAS, LLC | NORTHPORT, Tuscaloosa, AL | Pass | State |
| 2018-12-13 | WARRIOR MET COAL GAS, LLC | NORTHPORT, Tuscaloosa, AL | Pass | State |
| 2018-12-13 | WARRIOR MET COAL GAS, LLC | NORTHPORT, Tuscaloosa, AL | Pass | State |
| 2018-12-13 | WARRIOR MET COAL GAS, LLC | NORTHPORT, Tuscaloosa, AL | Pass | State |
| 2018-12-13 | DESOTO GATHERING COMPANY, LLC - PHILLIPS MOUNTAIN CPF-2 | CLEVELAND, Conway, AR | Pass | State |
| 2018-12-13 | LANXESS CORPORATION-SOUTH PLANT | EL DORADO, Union, AR | Pass | State |
| 2018-12-13 | DESOTO GATHEIRNG COMPANY, LLC - GRAVEL HILL CPF-2 | CLEVELAND (HISTORICAL), TOWNSHIP OF, Van Buren, AR | Pass | State |
| 2018-12-13 | DESOTO GATHEIRNG COMPANY, LLC - GRAVEL HILL CPF-2 | CLEVELAND (HISTORICAL), TOWNSHIP OF, Van Buren, AR | Pass | State |
| 2018-12-13 | LAC/USC MEDICAL CENTER | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2018-12-13 | LAC/USC MEDICAL CENTER | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2018-12-13 | LAC/USC MEDICAL CENTER | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2018-12-13 | LAC/USC MEDICAL CENTER | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-12-13 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-13 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-13 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-13 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-13 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-13 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-13 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-13 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-13 | FULCRUM ENERGY - GREGORY 0780 S9 PAD | WALDEN 11.2 MI. N OF, Jackson, CO | Pass | State |
| 2018-12-13 | GCC ENERGY - KING COAL MINE II & III | HESPERUS, La Plata, CO | Pass | State |
| 2018-12-13 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2018-12-13 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2018-12-13 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2018-12-13 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2018-12-13 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2018-12-13 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2018-12-13 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2018-12-13 | SUGAR CANE GROWERS CO-OP | BELLE GLADE, Palm Beach, FL | Pass | State |
| 2018-12-13 | SOUTHERN NATURAL GAS CO., L.L.C - HALL GATE COMP. STATION | MILLEDGEVILLE, Baldwin, GA | Pass | State |
| 2018-12-13 | EMORY UNIVERSITY | ATLANTA, DeKalb, GA | Pass | State |
| 2018-12-13 | GEORGIA-PACIFIC SAVANNAH RIVER LLC | RINCON, Effingham, GA | Pass | State |
| 2018-12-13 | GEORGIA-PACIFIC SAVANNAH RIVER LLC | RINCON, Effingham, GA | Pass | State |
| 2018-12-13 | GEORGIA-PACIFIC SAVANNAH RIVER LLC | RINCON, Effingham, GA | Pass | State |
| 2018-12-13 | GEORGIA-PACIFIC SAVANNAH RIVER LLC | RINCON, Effingham, GA | Pass | State |
| 2018-12-13 | GEORGIA-PACIFIC SAVANNAH RIVER LLC | RINCON, Effingham, GA | Pass | State |
| 2018-12-13 | GEORGIA-PACIFIC SAVANNAH RIVER LLC | RINCON, Effingham, GA | Pass | State |
| 2018-12-13 | DIXIELAND EQUIPMENT SALES DBA DIXIELAND PALLET COMPANY — high-priority violation on file | TALMO, Jackson, GA | Pass | State |
| 2018-12-13 | HYALUS, INC. | HAWKINSVILLE, Pulaski, GA | Pass | State |
| 2018-12-13 | HYALUS, INC. | HAWKINSVILLE, Pulaski, GA | Pass | State |
| 2018-12-13 | ASAMA COLDWATER MANUFACTURING GEORGIA | WARRENTON, Warren, GA | Pass | State |
| 2018-12-13 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | Pass | State |
| 2018-12-13 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | Fail | State |
| 2018-12-13 | QUAD COUNTY CORN PROCESSORS COOPERATIVE — high-priority violation on file | GALVA (HISTORICAL), Ida, IA | Fail | State |
| 2018-12-13 | PRESTON MUNICIPAL UTILITIES | PRESTON (HISTORICAL), Jackson, IA | Pass | State |
| 2018-12-13 | ARGONNE NATIONAL LABORATORY | LEMONT, DuPage, IL | Pass | State |
| 2018-12-13 | GRANITE CITY WORKS OF UNITED STATES STEEL CORP — high-priority violation on file | GRANITE CITY, Madison, IL | Pass | State |
| 2018-12-13 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.