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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 |
|---|---|---|---|---|
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2022-07-18 | BONANZA CREEK - ANTELOPE CPF 13-21 | KERSEY 10.4 MI. E OF, Weld, CO | Pass | State |
| 2022-07-18 | COMMUNITY ASPHALT CORP | WEST PALM BEACH, Palm Beach, FL | Pass | State |
| 2022-07-18 | FLORIDA POWER AND LIGHT COMPANY | LOXAHATCHEE, Palm Beach, FL | Pass | State |
| 2022-07-18 | CONSTELLATION WEST MEDWAY LLC | MEDWAY, Norfolk, MA | Pass | State |
| 2022-07-18 | GLWA WATER RESOURCE RECOVERY FACILITY | DETROIT, Wayne, MI | Pass | State |
| 2022-07-18 | GENERAL MOTORS LLC - ORION ASSEMBLY | LAKE ORION, Oakland, MI | Pass | State |
| 2022-07-18 | CONTINENTAL CEMENT COMPANY LLC — high-priority violation on file | HANNIBAL, Ralls, MO | Pass | State |
| 2022-07-18 | CONTINENTAL CEMENT COMPANY LLC — high-priority violation on file | HANNIBAL, Ralls, MO | Fail | State |
| 2022-07-18 | GREENLEAF CO2 SOLUTIONS LLC, WEST YELLOW CREEK COMPRESSOR STATION — high-priority violation on file | WAYNESBORO, Wayne, MS | Pass | State |
| 2022-07-18 | GREENLEAF CO2 SOLUTIONS LLC, WEST YELLOW CREEK COMPRESSOR STATION — high-priority violation on file | WAYNESBORO, Wayne, MS | Pass | State |
| 2022-07-18 | GREENLEAF CO2 SOLUTIONS LLC, WEST YELLOW CREEK COMPRESSOR STATION — high-priority violation on file | WAYNESBORO, Wayne, MS | Pass | State |
| 2022-07-18 | CALUMET MONTANA REFINING — high-priority violation on file | GREAT FALLS, Cascade, MT | Pass | State |
| 2022-07-18 | CALUMET MONTANA REFINING — high-priority violation on file | GREAT FALLS, Cascade, MT | Pass | State |
| 2022-07-18 | CHEVRON U.S.A. INC - SALADO DRAW 23 COMPRESSOR STATION & TANK BATTERY — high-priority violation on file | JAL, Lea, NM | Pass | State |
| 2022-07-18 | CHEVRON U.S.A. INC - SALADO DRAW 23 COMPRESSOR STATION & TANK BATTERY — high-priority violation on file | JAL, Lea, NM | Pass | State |
| 2022-07-18 | EIDER COMPRESSOR STATION | MALAGA, Lea, NM | Pass | State |
| 2022-07-18 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-07-18 | HOWMET AEROSPACE INC. | CUYAHOGA HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-07-18 | MLA MIDSTREAM LLC / POD 7 OIL AND GAS PRODUCTION FACILITY | COTTONWOOD, Coal, OK | Pass | State |
| 2022-07-18 | MLA MIDSTREAM LLC / POD 7 OIL AND GAS PRODUCTION FACILITY | COTTONWOOD, Coal, OK | Pass | State |
| 2022-07-18 | MUSTANG FUEL CORP / POD H3 | LAMAR, Hughes, OK | Pass | State |
| 2022-07-18 | TALL OAK WOODFORD LLC / ROUGHTAIL COMPRESSOR FACILITY | DUSTIN, Hughes, OK | Pass | State |
| 2022-07-18 | SUPERIOR MIDSTREAM LLC / CASHION GAS PLANT — high-priority violation on file | CASHION, Logan, OK | Pass | State |
| 2022-07-18 | DCP OPERATING CO LP / LIGHTNING COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2022-07-18 | DCP OPERATING CO LP / LIGHTNING COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2022-07-18 | MUSTANG FUEL CORP / BOSS 1 32H | BURNS FLAT, Washita, OK | Pass | State |
| 2022-07-18 | MTN GATHERING LLC/DRY RUN COMP STA | CHAPMAN, Clinton, PA | Pass | State |
| 2022-07-17 | NYU CENTRAL PLANT | NEW YORK, New York, NY | Pass | State |
| 2022-07-16 | SMITHFIELD FRESH MEATS CORP. - TAR HEEL — high-priority violation on file | TAR HEEL, Bladen, NC | Pass | State |
| 2022-07-15 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-2 | QUITMAN, Cleburne, AR | Pass | State |
| 2022-07-15 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-2 | QUITMAN, Cleburne, AR | Pass | State |
| 2022-07-15 | DESOTO GATHERING COMPANY, LLC.-OLIVER CPF-1 | SEARCY, White, AR | Pass | State |
| 2022-07-15 | DESOTO GATHERING COMPANY, LLC.-OLIVER CPF-1 | SEARCY, White, AR | Pass | State |
| 2022-07-15 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2022-07-15 | PUBLIC SERVICE CO - HAYDEN PLT | HAYDEN, Routt, CO | Pass | State |
| 2022-07-15 | FLORIDA GAS TRANSMISSION COMPANY, LLC | LECANTO, Citrus, FL | Pass | State |
| 2022-07-15 | FLORIDA GAS TRANSMISSION COMPANY, LLC | LECANTO, Citrus, FL | Pass | State |
| 2022-07-15 | FLORIDA GAS TRANSMISSION COMPANY, LLC | LECANTO, Citrus, FL | Pass | State |
| 2022-07-15 | FLORIDA POWER & LIGHT (PTF) | HOMESTEAD, Miami-Dade, FL | Pass | State |
| 2022-07-15 | QUIKRETE - MARIETTA PLANT | MARIETTA, Cobb, GA | Pass | State |
| 2022-07-15 | HYALUS, INC. | HAWKINSVILLE, Pulaski, GA | Pass | State |
| 2022-07-15 | HYALUS, INC. | HAWKINSVILLE, Pulaski, GA | Pass | State |
| 2022-07-15 | GRAIN PROCESSING CORP — high-priority violation on file | MUSCATINE, Muscatine, IA | Pass | State |
| 2022-07-15 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-07-15 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-07-15 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-07-15 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-07-15 | DTE ST. CLAIR / BELLE RIVER POWER PLANT — high-priority violation on file | CHINA, St. Clair, MI | Pending | State |
| 2022-07-15 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-07-15 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-07-15 | BILLINGS TRANSPORTATION OPERATIONS | BILLINGS, Yellowstone, MT | Pass | State |
| 2022-07-15 | JERSEY SHORE MEDICAL CENTER | NEPTUNE, TOWNSHIP OF, Monmouth, NJ | Pass | State |
| 2022-07-15 | SALADO DRAW 19 CTB AND CS — high-priority violation on file | JAL, Lea, NM | Pass | State |
| 2022-07-15 | PILOT PEAK PLANT | WEST WENDOVER, Elko, NV | Incomplete | State |
| 2022-07-15 | HOLTSVILLE GT & LNG FACILITY | HOLTSVILLE, Suffolk, NY | Pass | State |
| 2022-07-15 | CH4 MIDSTREAM LLC / PANOLA CENTRAL COMPRESSOR STATION | PANOLA, Latimer, OK | Pass | State |
| 2022-07-15 | CH4 MIDSTREAM LLC / PANOLA CENTRAL COMPRESSOR STATION | PANOLA, Latimer, OK | Pass | State |
| 2022-07-15 | HOMER CITY GEN LP/CENTER TWP | HOMER CITY, Indiana, PA | Pass | State |
| 2022-07-15 | COLUMBIA GAS TRANS CORP/DONEGAL COMP STA | WEST ALEXANDER, Washington, PA | Pass | State |
| 2022-07-15 | NUSTAR PIPELINE OPERATING PARTNERSHIP LP - SIOUX FALLS | SIOUX FALLS, Minnehaha, SD | Pass | State |
| 2022-07-15 | NUSTAR PIPELINE OPERATING PARTNERSHIP LP - SIOUX FALLS | SIOUX FALLS, Minnehaha, SD | Pass | State |
| 2022-07-15 | TENNESSEE VALLEY AUTHORITY (TVA) - KINGSTON FOSSIL PLANT — high-priority violation on file | HARRIMAN, Roane, TN | Pass | State |
| 2022-07-15 | BORGER REFINERY — high-priority violation on file | BORGER, Hutchinson, TX | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.