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 |
|---|---|---|---|---|
| 2018-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-24 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2018-08-24 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2018-08-24 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2018-08-24 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2018-08-24 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2018-08-24 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-24 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-24 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-24 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-24 | POET BIOREFINING - HANLONTOWN | HANLONTOWN, Worth, IA | Fail | State |
| 2018-08-24 | ADM CORN PROCESSING | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2018-08-24 | IDAHO FOREST GROUP LLC - MOYIE SPRINGS | MOYIE SPRINGS, Boundary, ID | Pass | State |
| 2018-08-24 | EVERGY, INC. - JEFFREY ENERGY CENTER (AIR) | ST. MARY'S, Pottawatomie, KS | Pass | State |
| 2018-08-24 | DTE ST. CLAIR / BELLE RIVER POWER PLANT — high-priority violation on file | CHINA, St. Clair, MI | Pass | State |
| 2018-08-24 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-08-24 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-08-24 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-08-24 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-08-24 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-08-24 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-08-24 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-08-24 | CHS INC REFINERY LAUREL | LAUREL, Yellowstone, MT | Pass | State |
| 2018-08-24 | LUCK STONE CORPORATION - PITTSBORO PLANT | MONCURE, Chatham, NC | Pass | State |
| 2018-08-24 | PNM RIO BRAVO GENERATING STATION — high-priority violation on file | ALBUQUERQUE, Bernalillo, NM | Pending | Local |
| 2018-08-24 | MAR-ZANE, INC. PLANT #13 | BYESVILLE, Guernsey, OH | Pass | State |
| 2018-08-24 | OG AND E / RIVER VALLEY GENERATING STATION | PANAMA, Le Flore, OK | Pass | State |
| 2018-08-24 | OTTER TAIL POWER COMPANY | BIG STONE CITY, Grant, SD | Pass | State |
| 2018-08-24 | TINSLEY ASPHALT PRODUCTS, LLC DBA MCMINNVILLE PLANT | MCMINNVILLE, Warren, TN | Pass | State |
| 2018-08-24 | BASF TOTAL FINA NAFTA REGION OLEFINS COMPLEX — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Fail | State |
| 2018-08-24 | BENBROOK COMPRESSOR STATION | WHEATLAND, Parker, TX | N/A | State |
| 2018-08-24 | TESORO WEST COAST/FORMER BP AMOCO | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2018-08-24 | HUBER ENGINEERED WOODS, LLC | HALIFAX, Halifax, VA | Pass | State |
| 2018-08-24 | TESORO REFINING AND MARKETING COMPANY | ANACORTES, Skagit, WA | Pass | Local |
| 2018-08-23 | LHOIST NORTH AMERICA OF ALABAMA, LLC | ALABASTER, Shelby, AL | Pass | State |
| 2018-08-23 | MPLX TERMINALS LLC BIRMINGHAM TERMINAL | BIRMINGHAM, Jefferson, AL | Pass | Local |
| 2018-08-23 | DESOTO GATHERING COMPANY, LLC.-STONEFLY CPF 1 | SIDON, Cleburne, AR | Pass | State |
| 2018-08-23 | DESOTO GATHERING COMPANY, LLC.-STONEFLY CPF 1 | SIDON, Cleburne, AR | Pass | State |
| 2018-08-23 | DESOTO GATHERING COMPANY, LLC.-STONEFLY CPF 1 | SIDON, Cleburne, AR | Pass | State |
| 2018-08-23 | DESOTO GATHERING COMPANY, LLC. - DAVIS CPF - 1 | MOUNT VERNON, Faulkner, AR | Pass | State |
| 2018-08-23 | FUTUREFUEL CHEMICAL COMPANY | BATESVILLE, Independence, AR | Pass | State |
| 2018-08-23 | DESOTO GATHERING COMPANY, LLC - GRAVEL HILL CPF-4 | SCOTLAND, Van Buren, AR | Pass | State |
| 2018-08-23 | DESOTO GATHERING COMPANY, LLC - SOUTHWEST GREER LAKE CPF-5 | CLINTON, Van Buren, AR | Pass | State |
| 2018-08-23 | DESOTO GATHERING COMPANY, LLC - SOUTHWEST GREER LAKE CPF-5 | CLINTON, Van Buren, AR | Pass | State |
| 2018-08-23 | PROCTER & GAMBLE | SACRAMENTO, Sacramento, CA | Pass | Local |
| 2018-08-23 | PROCTER & GAMBLE | SACRAMENTO, Sacramento, CA | Fail | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-08-23 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-23 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-23 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-23 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-23 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-23 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-23 | GRAND RIVER - RIFLE BOOSTER STATION | RIFLE AREA, Garfield, CO | Pass | State |
| 2018-08-23 | DUKE ENERGY FLORIDA, LLC | BARTOW, Polk, FL | Pass | State |
| 2018-08-23 | DUKE ENERGY FLORIDA, LLC | BARTOW, Polk, FL | Pass | State |
| 2018-08-23 | SANTA ROSA ENERGY CTR, LLC | PACE, Santa Rosa, FL | Pass | State |
| 2018-08-23 | SANTA ROSA ENERGY CTR, LLC | PACE, Santa Rosa, FL | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.