EPA Air · stack tests by year
Air-emissions stack tests in 2023
- 26,911Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2023
- California 7,676
- Ohio 2,800
- Florida 1,589
- Indiana 1,487
- Oklahoma 1,420
- New Mexico 1,087
- Georgia 1,057
- Pennsylvania 889
- Alabama 689
- Wyoming 670
- Mississippi 625
- Arkansas 602
- Iowa 453
- Colorado 436
- Texas 395
- Missouri 328
- North Carolina 302
- Washington 283
- Wisconsin 251
- Michigan 229
- Minnesota 228
- Delaware 224
- South Carolina 222
- West Virginia 218
- Kentucky 210
- Tennessee 200
- Utah 196
- Montana 177
- Virginia 170
- North Dakota 157
- Illinois 152
- Nebraska 152
- Alaska 140
- Nevada 127
- New York 123
- Maine 111
- Connecticut 108
- Arizona 102
- Louisiana 77
- Idaho 77
- Hawaii 72
- New Hampshire 58
- New Jersey 56
- South Dakota 54
- Maryland 49
- Kansas 45
- Oregon 44
- District of Columbia 36
- Massachusetts 27
- Rhode Island 20
- Puerto Rico 6
- Vermont 5
Other years
Air-emissions stack tests recorded in 2023
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2023-08-23 | SANDERS BROTHERS CONSTRUCTION COMPANY INC N CHARLESTON PLANT | NORTH CHARLESTON, Charleston, SC | Pass | State |
| 2023-08-23 | JOHNS MANVILLE, INC. | ETOWAH, McMinn, TN | Pass | State |
| 2023-08-23 | TENNESSEE GAS PIPELINE COMPANY, L.L.C. | PORTLAND, Sumner, TN | Pass | State |
| 2023-08-23 | SATELLITE 3 COMPRESSOR STATION | CARTHAGE, Panola, TX | Pass | State |
| 2023-08-23 | SILVER CREEK PROCESSING PLANT | WEATHERFORD, Parker, TX | Pass | State |
| 2023-08-23 | CHEVRON USA | UTAH, Undetermined, UT | Pass | State |
| 2023-08-23 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2023-08-23 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2023-08-23 | GOFF CONNECTOR LLC, CONNECTOR STATION | BRIDGEPORT, Harrison, WV | Pass | State |
| 2023-08-22 | CHUGACH ELECTRIC ASSOCIATION / HANK NIKKELS PLANT ONE | ANCHORAGE, Anchorage Municipality, AK | Pass | State |
| 2023-08-22 | INTERNATIONAL PAPER COMPANY | PRATTVILLE, Autauga, AL | Pass | State |
| 2023-08-22 | INTERNATIONAL PAPER COMPANY | PRATTVILLE, Autauga, AL | Pass | State |
| 2023-08-22 | INTERNATIONAL PAPER COMPANY | PRATTVILLE, Autauga, AL | Pass | State |
| 2023-08-22 | INTERNATIONAL PAPER COMPANY | PRATTVILLE, Autauga, AL | Pass | State |
| 2023-08-22 | GEORGIA PACIFIC | PENNINGTON, Choctaw, AL | Fail | State |
| 2023-08-22 | TENNESSEE GAS PIPELINE COMPANY, LLC | HAMILTON, Marion, AL | Fail | State |
| 2023-08-22 | TENNESSEE GAS PIPELINE COMPANY, LLC | HAMILTON, Marion, AL | Pass | State |
| 2023-08-22 | TENNESSEE GAS PIPELINE COMPANY, LLC | HAMILTON, Marion, AL | Pass | State |
| 2023-08-22 | TENNESSEE GAS PIPELINE COMPANY, LLC | HAMILTON, Marion, AL | Pass | State |
| 2023-08-22 | WESTROCK COATED BOARD LLC-MAHRT MILL | PHENIX CITY, Russell, AL | Pass | State |
| 2023-08-22 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-5 | HEBER SPRINGS, Cleburne, AR | Pass | State |
| 2023-08-22 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-5 | HEBER SPRINGS, Cleburne, AR | Pass | State |
| 2023-08-22 | MOISTURESHIELD, INC. | SPRINGDALE, Washington, AR | Fail | State |
| 2023-08-22 | LA COUNTY SANITATION DIST SCHOLL CANYON | GLENDALE, Los Angeles, CA | Pass | Local |
| 2023-08-22 | LA COUNTY SANITATION DIST SCHOLL CANYON | GLENDALE, Los Angeles, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | AERA ENERGY — high-priority violation on file | COALINGA, Fresno, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | LA PALOMA GENERATING PLANT | MCKITTRICK, Kern, CA | Pass | Local |
| 2023-08-22 | MCGRATH PEAKER GENERATING STATION | OXNARD, Ventura, CA | Pass | Local |
| 2023-08-22 | FMPA & KISSIMMEE UTILITY AUTHORITY | INTERCESSION CITY, Osceola, FL | Pass | State |
| 2023-08-22 | FLORIDA POWER AND LIGHT COMPANY | LOXAHATCHEE, Palm Beach, FL | Pass | State |
| 2023-08-22 | FLORIDA POWER AND LIGHT COMPANY | LOXAHATCHEE, Palm Beach, FL | Pass | State |
| 2023-08-22 | PAR - REFINERY — high-priority violation on file | KAPOLEI, Honolulu, HI | Pass | State |
| 2023-08-22 | DURANT MUNICIPAL ELECTRIC | DURANT (HISTORICAL), Cedar, IA | Pass | State |
| 2023-08-22 | FREEPORT WATER & SEWER | FREEPORT, Stephenson, IL | Pass | State |
| 2023-08-22 | ADM MILLING COMPANY | BEECH GROVE, Marion, IN | Pass | State |
| 2023-08-22 | ADM MILLING COMPANY | BEECH GROVE, Marion, IN | Pass | State |
| 2023-08-22 | ADM MILLING COMPANY | BEECH GROVE, Marion, IN | Pass | State |
| 2023-08-22 | ADM MILLING COMPANY | BEECH GROVE, Marion, IN | Pass | State |
| 2023-08-22 | ADM MILLING COMPANY | BEECH GROVE, Marion, IN | Pass | State |
| 2023-08-22 | CRANE DIVISION NAVAL SURFACE WARFARE CENTER NSWC CRANE | CRANE, Martin, IN | Pass | State |
| 2023-08-22 | CRANE DIVISION NAVAL SURFACE WARFARE CENTER NSWC CRANE | CRANE, Martin, IN | Pass | State |
| 2023-08-22 | CRANE DIVISION NAVAL SURFACE WARFARE CENTER NSWC CRANE | CRANE, Martin, IN | Pass | State |
| 2023-08-22 | CRANE DIVISION NAVAL SURFACE WARFARE CENTER NSWC CRANE | CRANE, Martin, IN | Pass | State |
| 2023-08-22 | KNAUF INSULATION INCORPORATED — high-priority violation on file | SHELBYVILLE, Shelby, IN | Pass | State |
| 2023-08-22 | TENNESSEE VALLEY AUTHORITY (TVA) - SHAWNEE FOSSIL PLANT | WEST PADUCAH, McCracken, KY | Pass | State |
| 2023-08-22 | ENERSYS DELAWARE INC | RICHMOND, Madison, KY | Pass | State |
| 2023-08-22 | WOODLAND PULP LLC — high-priority violation on file | BAILEYVILLE, TOWN OF, Washington, ME | Pass | State |
| 2023-08-22 | DTE ELECTRIC COMPANY - MONROE POWER PLANT | MONROE, Monroe, MI | Pending | State |
| 2023-08-22 | DTE ELECTRIC COMPANY - RENAISSANCE POWER PLANT | CARSON CITY, Montcalm, MI | Pending | State |
| 2023-08-22 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2023-08-22 | ARANDELL - MAPLE GROVE — high-priority violation on file | MAPLE GROVE, Hennepin, MN | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.