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 |
|---|---|---|---|---|
| 2024-09-11 | DUKE ENERGY FLORIDA, LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2024-09-11 | DUKE ENERGY FLORIDA, LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2024-09-11 | DUKE ENERGY FLORIDA, LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2024-09-11 | DUKE ENERGY FLORIDA, LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2024-09-11 | DUKE ENERGY FLORIDA, LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2024-09-11 | DUKE ENERGY FLORIDA, LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2024-09-11 | BINDERHOLZ LIVE OAK LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2024-09-11 | VARN WOOD PRODUCTS, LLC | HOBOKEN, Brantley, GA | Pass | State |
| 2024-09-11 | VARN WOOD PRODUCTS, LLC | HOBOKEN, Brantley, GA | Pass | State |
| 2024-09-11 | VARN WOOD PRODUCTS, LLC | HOBOKEN, Brantley, GA | N/A | State |
| 2024-09-11 | VARN WOOD PRODUCTS, LLC | HOBOKEN, Brantley, GA | Pass | State |
| 2024-09-11 | VARN WOOD PRODUCTS, LLC | HOBOKEN, Brantley, GA | N/A | State |
| 2024-09-11 | VARN WOOD PRODUCTS, LLC | HOBOKEN, Brantley, GA | N/A | State |
| 2024-09-11 | BALDWIN PAVING CO INC EAST CHEROKEE PLANT | BALL GROUND, Cherokee, GA | Pass | State |
| 2024-09-11 | MCINTOSH COMBUSTION TURBINE - ELECTRIC GENERATING PLANT | RINCON, Effingham, GA | Pass | State |
| 2024-09-11 | MCINTOSH COMBUSTION TURBINE - ELECTRIC GENERATING PLANT | RINCON, Effingham, GA | Pass | State |
| 2024-09-11 | MCINTOSH COMBUSTION TURBINE - ELECTRIC GENERATING PLANT | RINCON, Effingham, GA | Pass | State |
| 2024-09-11 | MCINTOSH COMBUSTION TURBINE - ELECTRIC GENERATING PLANT | RINCON, Effingham, GA | Pass | State |
| 2024-09-11 | QUALITY INVESTMENT PROPERTIES SUWANEE, LLC | SUWANEE, Gwinnett, GA | Pass | State |
| 2024-09-11 | QUALITY INVESTMENT PROPERTIES SUWANEE, LLC | SUWANEE, Gwinnett, GA | Pass | State |
| 2024-09-11 | STIMSON LUMBER COMPANY | SAINT MARIES, Benewah, ID | Pass | State |
| 2024-09-11 | GRAIN PROCESSING CORPORATION — high-priority violation on file | WASHINGTON, Daviess, IN | Pass | State |
| 2024-09-11 | GRAIN PROCESSING CORPORATION — high-priority violation on file | WASHINGTON, Daviess, IN | Pass | State |
| 2024-09-11 | GRAIN PROCESSING CORPORATION — high-priority violation on file | WASHINGTON, Daviess, IN | Pass | State |
| 2024-09-11 | LONE STAR INDUSTRIES INCORPORATED DBA BUZZI UNICEM USA — high-priority violation on file | GREENCASTLE, Putnam, IN | Pass | State |
| 2024-09-11 | CARDINAL ETHANOL LLC — high-priority violation on file | UNION CITY, Randolph, IN | Pass | State |
| 2024-09-11 | CARDINAL ETHANOL LLC — high-priority violation on file | UNION CITY, Randolph, IN | Pass | State |
| 2024-09-11 | CARDINAL ETHANOL LLC — high-priority violation on file | UNION CITY, Randolph, IN | Pass | State |
| 2024-09-11 | CARDINAL ETHANOL LLC — high-priority violation on file | UNION CITY, Randolph, IN | Pass | State |
| 2024-09-11 | CARDINAL ETHANOL LLC — high-priority violation on file | UNION CITY, Randolph, IN | Pass | State |
| 2024-09-11 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2024-09-11 | HARSHMAN CONST. - PAXSON QUARRY (AIR) | PAXSON QUARRY, Coffey, KS | Pass | State |
| 2024-09-11 | DEFFENBAUGH IND. - JOHNSON CO. LANDFILL (AIR) | SHAWNEE, Johnson, KS | Pass | State |
| 2024-09-11 | KY UTILITIES CO - GHENT STATION | GHENT, Carroll, KY | Pass | State |
| 2024-09-11 | GREEN VALLEY LANDFILL GENERAL PARTNERSHIP | ARGILLITE, Greenup, KY | Pass | State |
| 2024-09-11 | BIG RIVERS ELECTRIC CORP - DB WILSON STATION — high-priority violation on file | CENTERTOWN, Ohio, KY | Pass | State |
| 2024-09-11 | SWIFT PORK COMPANY | LOUISVILLE, Jefferson, KY | Pass | Local |
| 2024-09-11 | SHADY GROVE ADVENTIST HOSPITAL | ROCKVILLE, Montgomery, MD | Pass | State |
| 2024-09-11 | FORD MOTOR CO-KANSAS CITY ASSEMBLY PLANT | CLAYCOMO, Clay, MO | N/A | State |
| 2024-09-11 | FORD MOTOR CO-KANSAS CITY ASSEMBLY PLANT | CLAYCOMO, Clay, MO | N/A | State |
| 2024-09-11 | FORD MOTOR CO-KANSAS CITY ASSEMBLY PLANT | CLAYCOMO, Clay, MO | Pass | State |
| 2024-09-11 | DUKE ENERGY CORPORATION LCTS | STANLEY, Lincoln, NC | Pass | State |
| 2024-09-11 | APAC ATLANTIC INC. DBA APAC ASHEVILLE - SAPPHIRE FACILITY | SAPPHIRE, Transylvania, NC | Pass | State |
| 2024-09-11 | ARCHER DANIELS MIDLAND COMPANY (ADM) - ENDERLIN FACILITY - AQ | ENDERLIN, Ransom, ND | N/A | State |
| 2024-09-11 | WOLVERINE COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2024-09-11 | WOLVERINE COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2024-09-11 | DR. LANA WHITE FACILITY | MALAGA, Eddy, NM | Pass | State |
| 2024-09-11 | BOROS WEST FACILITY — high-priority violation on file | MALAGA, Eddy, NM | Pass | State |
| 2024-09-11 | PECOS RIVER COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2024-09-11 | EOG - VIPER LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2024-09-11 | EOG - VIPER LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2024-09-11 | BULL RUN COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2024-09-11 | BULL RUN COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2024-09-11 | BALD EAGLE LGL STATION | JAL, Lea, NM | Pass | State |
| 2024-09-11 | BALD EAGLE LGL STATION | JAL, Lea, NM | Pass | State |
| 2024-09-11 | EL CAMPEON CTB 17S | JAL, Lea, NM | Pass | State |
| 2024-09-11 | COBRA COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2024-09-11 | COBRA COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2024-09-11 | ALBANY COUNTY WATER PURIFICATION DISTRICT - NORTH PLANT | MENANDS, Albany, NY | Pass | State |
| 2024-09-11 | CABINETWORKS GROUP MIDDLEFIELD LLC (PLANT #3). | ORWELL, Ashtabula, OH | Pass | State |
| 2024-09-11 | EOG RESOURCES, INC. - RUTLEDGE 10-14-6 PAD | CARROLLTON, Carroll, OH | Pass | State |
| 2024-09-11 | EOG RESOURCES, INC. - RUTLEDGE 10-14-6 PAD | CARROLLTON, Carroll, OH | Pass | State |
| 2024-09-11 | EOG RESOURCES, INC. - RUTLEDGE 10-14-6 PAD | CARROLLTON, Carroll, OH | Pass | State |
| 2024-09-11 | ASCENT RESOURCES- UTICA, LLC - PAVICH | WAYNE, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-09-11 | ASCENT RESOURCES- UTICA, LLC - PAVICH | WAYNE, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-09-11 | ASCENT RESOURCES- UTICA, LLC - PAVICH | WAYNE, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2024-09-11 | ASCENT RESOURCES - UTICA, LLC - KEMPER | BELLAIRE, Belmont, OH | Pass | State |
| 2024-09-11 | ASCENT RESOURCES - UTICA, LLC - KEMPER | BELLAIRE, Belmont, OH | Pass | State |
| 2024-09-11 | ASCENT RESOURCES - UTICA, LLC - KEMPER | BELLAIRE, Belmont, OH | Pass | State |
| 2024-09-11 | KINDER MORGANTENNESSEE GAS PIPELINE STATION 209 | CUMBERLAND, Guernsey, OH | Pass | State |
| 2024-09-11 | KINDER MORGANTENNESSEE GAS PIPELINE STATION 209 | CUMBERLAND, Guernsey, OH | Pass | State |
| 2024-09-11 | KINDER MORGANTENNESSEE GAS PIPELINE STATION 209 | CUMBERLAND, Guernsey, OH | Pass | State |
| 2024-09-11 | MPLX TERMINALS LLC - CANTON TERMINAL | CANTON, Stark, OH | Pass | State |
| 2024-09-11 | MARKWEST OKLAHOMA GAS CO LLC / THETA COMPRESSOR STATION | OKARCHE, Canadian, OK | Pass | State |
| 2024-09-11 | CHISHOLM OIL AND GAS OPERATING LLC / LIEBHART 1 31H | HENNESSEY, Kingfisher, OK | Pass | State |
| 2024-09-11 | CHISHOLM OIL AND GAS OPERATING LLC / CHUCK WAGON 18 05 21 2MH 3MH | HENNESSEY, Kingfisher, OK | Pass | State |
| 2024-09-11 | DCP OPERATING CO LP / SKIPPER COMPRESSOR STATION | FOSTER, Stephens, OK | Pass | State |
| 2024-09-11 | ET GATHERING PROCESSING LLC / BRAY COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2024-09-11 | ET GATHERING PROCESSING LLC / BRAY COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2024-09-11 | JANSSEN RESEARCH & DEVELOPMENT LLC/LOWER GWYNEDD | SPRING HOUSE, Montgomery, PA | Pass | State |
| 2024-09-11 | LAUREL MTN MIDSTREAM OPR LLC/HERMINIE COMP STA | WEST NEWTON, Westmoreland, PA | Pass | State |
| 2024-09-11 | MARKWEST LIBERTY MID & RES / HOSKINS BOOSTER COMP STA | CLAYSVILLE, Washington, PA | Pass | State |
| 2024-09-11 | CNX MIDSTREAM OPR CO LLC /MORRIS DEHY STATION | GRAYSVILLE, Greene, PA | Pass | State |
| 2024-09-11 | SHELL CHEM APPALACHIA/SHELL POLYMERS MONACA — high-priority violation on file | MONACA, Beaver, PA | Fail | State |
| 2024-09-11 | MANCHESTER STREET, LLC | PROVIDENCE, Providence, RI | Pass | State |
| 2024-09-11 | WEST FRASER US EWP LLC — high-priority violation on file | KINARDS, Laurens, SC | Fail | State |
| 2024-09-11 | APAC - ATLANTIC INC - HARDEEVILLE ASPHALT PLANT | HARDEEVILLE, Jasper, SC | Pass | State |
| 2024-09-11 | BASIN ELECTRIC - DEER CREEK STATION | ELKTON, Brookings, SD | Pass | State |
| 2024-09-11 | WESTROCK LONGVIEW LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Fail | State |
| 2024-09-11 | GAS TRANSMISSION NORTHWEST #7 | WASHINGTON, Undetermined, WA | Pending | State |
| 2024-09-11 | U.S. ENERGY GREEN BAY BYLSBY TERMINAL | GREEN BAY, Brown, WI | Pass | State |
| 2024-09-11 | C-P FLEXIBLE PACKAGING — high-priority violation on file | FOND DU LAC, Fond du Lac, WI | Pass | State |
| 2024-09-11 | SILGAN CONTAINERS MANUFACTURING CORP | KENOSHA, Kenosha, WI | Pass | State |
| 2024-09-11 | COLUMBIA GAS TRANSMISSION, LLC, CLEVELAND | KANAWHA HEAD, Upshur, WV | Pass | State |
| 2024-09-11 | HOUSE CREEK MAINLINE COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-09-11 | HOUSE CREEK MAINLINE COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-09-11 | HOUSE CREEK MAINLINE COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2024-09-11 | CHEYENNE PLANT (DYNO NOBEL INC) — high-priority violation on file | CHEYENNE, Laramie, WY | Pass | State |
| 2024-09-11 | CHEYENNE PLANT (DYNO NOBEL INC) — high-priority violation on file | CHEYENNE, Laramie, WY | Pass | State |
| 2024-09-11 | CHEYENNE PLANT (DYNO NOBEL INC) — high-priority violation on file | CHEYENNE, Laramie, WY | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.