EPA Air · stack tests by year
Air-emissions stack tests in 2024
- 39,252Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2024
- California 18,905
- Ohio 2,721
- Oklahoma 1,804
- Indiana 1,704
- New Mexico 1,428
- Florida 1,427
- Wyoming 1,285
- Georgia 1,104
- Pennsylvania 905
- Alabama 721
- Arkansas 569
- Missouri 539
- Iowa 464
- Mississippi 437
- Colorado 400
- Washington 338
- Texas 271
- Wisconsin 269
- North Carolina 254
- Minnesota 250
- West Virginia 230
- South Carolina 223
- Kentucky 218
- Delaware 185
- Montana 180
- Michigan 159
- Virginia 159
- Alaska 158
- Utah 157
- Tennessee 155
- Nebraska 150
- North Dakota 138
- Arizona 126
- Connecticut 122
- New York 115
- Maine 114
- Louisiana 113
- Illinois 109
- Idaho 91
- Nevada 88
- Hawaii 67
- Kansas 64
- New Hampshire 61
- South Dakota 59
- Maryland 58
- Massachusetts 52
- Oregon 35
- Rhode Island 29
- District of Columbia 25
- New Jersey 8
- Puerto Rico 5
- Vermont 4
Other years
Air-emissions stack tests recorded in 2024
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2024-11-13 | SYNAGRO RESIDUALS MANAGEMENT CO | WATERBURY, New Haven, CT | Pass | U.S. EPA |
| 2024-11-13 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Fail | State |
| 2024-11-13 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Fail | State |
| 2024-11-13 | CENTRAL MATERIALS COMPANY, INC. | LECANTO, Citrus, FL | Pass | State |
| 2024-11-13 | TAMPA ELECTRIC COMPANY (TEC) | GIBSONTON, Hillsborough, FL | Pass | State |
| 2024-11-13 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2024-11-13 | NEW HOPE POWER COMPANY | SOUTH BAY, Palm Beach, FL | Pass | State |
| 2024-11-13 | NEW HOPE POWER COMPANY | SOUTH BAY, Palm Beach, FL | Pass | State |
| 2024-11-13 | NEW HOPE POWER COMPANY | SOUTH BAY, Palm Beach, FL | Pass | State |
| 2024-11-13 | NEW HOPE POWER COMPANY | SOUTH BAY, Palm Beach, FL | Pass | State |
| 2024-11-13 | NEW HOPE POWER COMPANY | SOUTH BAY, Palm Beach, FL | Pass | State |
| 2024-11-13 | NEW HOPE POWER COMPANY | SOUTH BAY, Palm Beach, FL | Pass | State |
| 2024-11-13 | DUKE ENERGY FLORIDA, LLC | BARTOW, Polk, FL | Pass | State |
| 2024-11-13 | SEMINOLE ELECTRIC COOPERATIVE, INC. | PALATKA, Putnam, FL | Pass | State |
| 2024-11-13 | CONCORDE/INTERSPACE BATTERY GEORGIA CORPORATION | AUSTELL, Cobb, GA | Pass | State |
| 2024-11-13 | GRP FRANKLIN, LLC | CARNESVILLE, Franklin, GA | Pass | State |
| 2024-11-13 | GRP FRANKLIN, LLC | CARNESVILLE, Franklin, GA | Pass | State |
| 2024-11-13 | GRP FRANKLIN, LLC | CARNESVILLE, Franklin, GA | Pass | State |
| 2024-11-13 | GRP FRANKLIN, LLC | CARNESVILLE, Franklin, GA | Pass | State |
| 2024-11-13 | GRP FRANKLIN, LLC | CARNESVILLE, Franklin, GA | Pass | State |
| 2024-11-13 | GRP FRANKLIN, LLC | CARNESVILLE, Franklin, GA | Pass | State |
| 2024-11-13 | GA POWER CO. - PLANT SCHERER | JULIETTE, Monroe, GA | Pass | State |
| 2024-11-13 | GA POWER CO. - PLANT SCHERER | JULIETTE, Monroe, GA | Pass | State |
| 2024-11-13 | GA POWER CO. - PLANT SCHERER | JULIETTE, Monroe, GA | Pass | State |
| 2024-11-13 | UNILEVER MANUFACTURING US INC | HAMMOND, Lake, IN | Pass | State |
| 2024-11-13 | UNILEVER MANUFACTURING US INC | HAMMOND, Lake, IN | Pass | State |
| 2024-11-13 | UNILEVER MANUFACTURING US INC | HAMMOND, Lake, IN | Pass | State |
| 2024-11-13 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2024-11-13 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2024-11-13 | CLEVELAND-CLIFFS STEEL CORPORATION, ROCKPORT WORKS | ROCKPORT, Spencer, IN | Pass | State |
| 2024-11-13 | CLEVELAND-CLIFFS STEEL CORPORATION, ROCKPORT WORKS | ROCKPORT, Spencer, IN | Pass | State |
| 2024-11-13 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-13 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-13 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-13 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-13 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-13 | CARGILL INC SOYBEAN PROCESSING DIVISION | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2024-11-13 | KAISER ALUMINUM WARRICK LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2024-11-13 | SOUTHERN STAR CENTRAL - WELDA STATION (DEHY) (AIR) | WELDA, Anderson, KS | Pass | State |
| 2024-11-13 | CITY OF EMPORIA - TRANSFER STATION (AIR) | EMPORIA, Lyon, KS | Pass | State |
| 2024-11-13 | NORTH AMERICAN STAINLESS | GHENT, Carroll, KY | Pass | State |
| 2024-11-13 | MARATHON PETROLEUM CO LP (KRAMERS LANE) | LOUISVILLE, Jefferson, KY | Pass | Local |
| 2024-11-13 | INDORAMA VENTURES OLEFINS LLC - WESTLAKE ETHYLENE PLANT | WESTLAKE, Calcasieu, LA | Pass | State |
| 2024-11-13 | VICINITY ENERGY BALTIMORE HEATING, LLP - SPRING GARDENS | BALTIMORE, Baltimore (city), MD | Pass | State |
| 2024-11-13 | NORTHERN NATURAL GAS CO - CARLTON | CARLTON, Carlton, MN | Pass | State |
| 2024-11-13 | SOUTHERN MINNESOTA BEET SUGAR COOP | RENVILLE, Renville, MN | Pass | State |
| 2024-11-13 | XCEL ENERGY - SHERBURNE COUNTY GENERATING PLANT | BECKER, Sherburne, MN | Pass | State |
| 2024-11-13 | FORD MOTOR CO-KANSAS CITY ASSEMBLY PLANT | CLAYCOMO, Clay, MO | Pass | State |
| 2024-11-13 | FORD MOTOR CO-KANSAS CITY ASSEMBLY PLANT | CLAYCOMO, Clay, MO | N/A | State |
| 2024-11-13 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2024-11-13 | MAYMEAD MATERIALS, INC. - 421 RECYCLING YARD | BOONE, Watauga, NC | Pass | State |
| 2024-11-13 | AMCOR FLEXIBLES, INC | ASHEVILLE, Buncombe, NC | Pass | Local |
| 2024-11-13 | GREEN PLAINS CENTRAL CITY LLC — high-priority violation on file | CENTRAL CITY, Merrick, NE | Pass | State |
| 2024-11-13 | SALT DRAW COMPRESSOR STATION — high-priority violation on file | MALAGA, Eddy, NM | Pass | State |
| 2024-11-13 | CYPRESS 33 A CTB | MALAGA, Eddy, NM | Pass | State |
| 2024-11-13 | MAD MAX 6 FED COM CTB | CARLSBAD, Eddy, NM | Pass | State |
| 2024-11-13 | SAINT GOBAIN PERFORMANCE PLASTICS | HOOSICK FALLS, Rensselaer, NY | Pass | State |
| 2024-11-13 | EOG RESOURCES INC - SHADOW CTB | MALVERN, Carroll, OH | Pass | State |
| 2024-11-13 | EOG RESOURCES INC - SHADOW CTB | MALVERN, Carroll, OH | Pass | State |
| 2024-11-13 | EOG RESOURCES INC - SHADOW CTB | MALVERN, Carroll, OH | Pass | State |
| 2024-11-13 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-11-13 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-11-13 | ROSEBUD DATA CENTER — high-priority violation on file | LISBON, Columbiana, OH | Pass | State |
| 2024-11-13 | WHITACRE-GREER | ALLIANCE, Mahoning, OH | Pass | State |
| 2024-11-13 | WHITACRE-GREER | ALLIANCE, Mahoning, OH | Pass | State |
| 2024-11-13 | WHITACRE-GREER | ALLIANCE, Mahoning, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
| 2024-11-13 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | OHIO, Undetermined, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.