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EPA Air · stack tests by year
Air-emissions stack tests in 2022
- 29,136Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2022
- California 10,813
- Ohio 2,355
- Indiana 1,925
- Florida 1,564
- Oklahoma 1,350
- Georgia 1,096
- New Mexico 981
- Pennsylvania 830
- Alabama 630
- Mississippi 577
- Arkansas 562
- Colorado 460
- Iowa 434
- Missouri 359
- Texas 288
- Michigan 288
- Wisconsin 262
- Washington 260
- North Carolina 252
- Kentucky 245
- Wyoming 241
- Minnesota 236
- South Carolina 228
- West Virginia 210
- Delaware 209
- Utah 162
- Montana 155
- Nebraska 143
- Nevada 137
- Illinois 136
- Tennessee 134
- Louisiana 131
- Alaska 131
- Virginia 126
- Maine 116
- Connecticut 115
- Arizona 114
- New York 113
- North Dakota 110
- New Jersey 104
- Idaho 99
- Hawaii 69
- District of Columbia 60
- South Dakota 55
- Maryland 52
- Oregon 49
- New Hampshire 48
- Puerto Rico 39
- Kansas 37
- Rhode Island 23
- Massachusetts 19
- Vermont 4
Other years
Air-emissions stack tests recorded in 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-06-21 | TUCSON ELECTRIC POWER-IRVINGTON | TUCSON, Pima, AZ | Pass | Local |
| 2022-06-21 | AERA ENERGY LLC | SAN ARDO, Monterey, CA | Pass | Local |
| 2022-06-21 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2022-06-21 | HOAG MEMORIAL HOSPITAL PRESBYTERIAN | NEWPORT BEACH, Orange, CA | Pass | Local |
| 2022-06-21 | HOAG MEMORIAL HOSPITAL PRESBYTERIAN | NEWPORT BEACH, Orange, CA | Pass | Local |
| 2022-06-21 | HOAG MEMORIAL HOSPITAL PRESBYTERIAN | NEWPORT BEACH, Orange, CA | Pass | Local |
| 2022-06-21 | HOAG MEMORIAL HOSPITAL PRESBYTERIAN | NEWPORT BEACH, Orange, CA | Pass | Local |
| 2022-06-21 | HOAG MEMORIAL HOSPITAL PRESBYTERIAN | NEWPORT BEACH, Orange, CA | Pass | Local |
| 2022-06-21 | HOAG MEMORIAL HOSPITAL PRESBYTERIAN | NEWPORT BEACH, Orange, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | MERCED POWER LLC — high-priority violation on file | EL NIDO, Merced, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | TURLOCK IRRIGATION DISTRICT | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-06-21 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | Pass | State |
| 2022-06-21 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | N/A | State |
| 2022-06-21 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | LA SALLE 8.4 MI. N OF, Weld, CO | Pass | State |
| 2022-06-21 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | LA SALLE 8.4 MI. N OF, Weld, CO | N/A | State |
| 2022-06-21 | INDIAN RIVER POWER LLC | MILLSBORO, Sussex, DE | Pass | State |
| 2022-06-21 | HARDEE POWER PARTNERS LIMITED | BOWLING GREEN, Hardee, FL | Pass | State |
| 2022-06-21 | HARDEE POWER PARTNERS LIMITED | BOWLING GREEN, Hardee, FL | Pass | State |
| 2022-06-21 | HARDEE POWER PARTNERS LIMITED | BOWLING GREEN, Hardee, FL | Pass | State |
| 2022-06-21 | HARDEE POWER PARTNERS LIMITED | BOWLING GREEN, Hardee, FL | Pass | State |
| 2022-06-21 | MOSAIC FERTILIZER, LLC — high-priority violation on file | BARTOW, Polk, FL | Pass | State |
| 2022-06-21 | MOSAIC FERTILIZER, LLC — high-priority violation on file | BARTOW, Polk, FL | Pass | State |
| 2022-06-21 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Pass | State |
| 2022-06-21 | GA POWER CO PLT MCINTOSH | RINCON, Effingham, GA | Pass | State |
| 2022-06-21 | BIG RIVER UNITED ENERGY LLC-W BURLINGTON | WEST BURLINGTON, Des Moines, IA | Pass | State |
| 2022-06-21 | ENTERPRISE NGL PIPELINE- IOWA CITY TERMINAL | IOWA CITY, Johnson, IA | Pass | State |
| 2022-06-21 | W2FUEL CRAWFORDSVILLE | CRAWFORDSVILLE (HISTORICAL), Washington, IA | Pass | State |
| 2022-06-21 | WATERLOO CITY LIGHT PLANT | WATERLOO, Monroe, IL | Pass | State |
| 2022-06-21 | CRAFTLINE GRAPHICS INCORPORATED | FORT WAYNE, Allen, IN | Pass | State |
| 2022-06-21 | TISBURY TOWING & TRANSPORTATION | NEW BEDFORD, Bristol, MA | Pass | State |
| 2022-06-21 | W. R. GRACE & CO. - CONN. | CURTIS BAY, Baltimore (city), MD | Pass | State |
| 2022-06-21 | ND OTM LLC | OLD TOWN, Penobscot, ME | Pass | State |
| 2022-06-21 | MARATHON PETROLEUM COMPANY LP — high-priority violation on file | DETROIT, Wayne, MI | Fail | State |
| 2022-06-21 | DEARBORN INDUSTRIAL GENERATION | DEARBORN, Wayne, MI | Pass | State |
| 2022-06-21 | INDECK NILES LLC | NILES, Cass, MI | Pass | State |
| 2022-06-21 | POTLATCHDELTIC LAND AND LUMBER LLC | BEMIDJI, Hubbard, MN | Pass | State |
| 2022-06-21 | UNITED TACONITE LLC - FAIRLANE PLANT | FORBES, St. Louis, MN | Pass | State |
| 2022-06-21 | ANCHOR GLASS CONTAINER CORP | SHAKOPEE, Scott, MN | Pass | State |
| 2022-06-21 | DUKE ENERGY CAROLINAS, LLC - CLIFFSIDE STEAM STATION | MOORESBORO, Rutherford, NC | Pass | State |
| 2022-06-21 | CITGO PETROLEUM CORP | PAW CREEK, Mecklenburg, NC | Pass | Local |
| 2022-06-21 | MERRIMACK STATION | BOW, Merrimack, NH | Pass | State |
| 2022-06-21 | JANIE CONNER FACILITY — high-priority violation on file | MALAGA, Eddy, NM | Pass | State |
| 2022-06-21 | JANIE CONNER FACILITY — high-priority violation on file | MALAGA, Eddy, NM | Pass | State |
| 2022-06-21 | FORTY NINER RIDGE UNIT 16 21 BATTERY | LOVING, Eddy, NM | Pass | State |
| 2022-06-21 | QUESO BLANCO CTB | EUNICE, Lea, NM | Pass | State |
| 2022-06-21 | QUESO BLANCO CTB | EUNICE, Lea, NM | Pass | State |
| 2022-06-21 | GOLDSTRIKE MINE | CARLIN, Eureka, NV | Pass | State |
| 2022-06-21 | TGP COMPRESSOR STATION 245 | WINFIELD, Herkimer, NY | Pass | State |
| 2022-06-21 | TGP COMPRESSOR STATION 245 | WINFIELD, Herkimer, NY | Pass | State |
| 2022-06-21 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-06-21 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-06-21 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-06-21 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.