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 |
|---|---|---|---|---|
| 2022-09-26 | CERTAINTEED GYPSUM PALATKA, LLC | PALATKA, Putnam, FL | Pass | State |
| 2022-09-26 | CERTAINTEED GYPSUM PALATKA, LLC | PALATKA, Putnam, FL | Pass | State |
| 2022-09-26 | ELITE OCTANE, LLC — high-priority violation on file | ATLANTIC, Cass, IA | Pass | State |
| 2022-09-26 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2022-09-26 | GOPHER RESOURCE LLC | EAGAN, Dakota, MN | Pass | State |
| 2022-09-26 | VALERO RENEWABLE FUELS COMPANY — high-priority violation on file | ALBION, Boone, NE | Pass | State |
| 2022-09-26 | EAGLE COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-09-26 | EAGLE COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-09-26 | THISTLE COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-09-26 | VANDELAY COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-09-26 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / AMORITA COMPRESSOR STATION | AMORITA, Alfalfa, OK | Pass | State |
| 2022-09-26 | XTO ENERGY INC / COOK CDP | ARDMORE, Carter, OK | Pass | State |
| 2022-09-26 | XTO ENERGY INC / COOK CDP | ARDMORE, Carter, OK | Pass | State |
| 2022-09-26 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / ROBINSON COMPRESSOR STATION | CANTON, Dewey, OK | Pass | State |
| 2022-09-26 | SUPERIOR MIDSTREAM LLC / CASHION NORTH BOOSTER STATION (WASWO) | CASHION, Logan, OK | Pass | State |
| 2022-09-26 | SUPERIOR MIDSTREAM LLC / CASHION NORTH BOOSTER STATION (WASWO) | CASHION, Logan, OK | Pass | State |
| 2022-09-26 | TENNESSEE GAS PIPELINE CO/317 TROY STA | TROY, Bradford, PA | Pass | State |
| 2022-09-26 | EAST PENN MFG CO INC/SMELTER PLT | LYONS, Berks, PA | Pass | State |
| 2022-09-26 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/FULTON BOOSTER STA — high-priority violation on file | HICKORY, Washington, PA | Pass | State |
| 2022-09-26 | MTN GATHERING LLC/FORWARD COMP STA | RENFREW, Butler, PA | Pass | State |
| 2022-09-26 | EXPAND OPERATING LLC/ALEXANDER BRA PAD | NEW ALBANY, Bradford, PA | Pass | State |
| 2022-09-26 | WOONSOCKET WASTEWATER TREATMENT FACILITY | WOONSOCKET, Providence, RI | Pass | State |
| 2022-09-26 | AMCOR WISCONSIN, LLC - NEW LONDON | NEW LONDON, Ozaukee, WI | Pass | State |
| 2022-09-26 | APPALACHIA MIDSTREAM SERVICES, L.L.C., BUFFALO STATION | BETHANY, Brooke, WV | Pass | State |
| 2022-09-25 | ASH GROVE CEMENT COMPANY | FOREMAN, Little River, AR | Pass | State |
| 2022-09-25 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2022-09-25 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2022-09-25 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2022-09-25 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2022-09-25 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2022-09-25 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2022-09-24 | TRI STATE GENERATION & TRANS - CRAIG | CRAIG 2.9 MI. SW OF, Moffat, CO | Pass | State |
| 2022-09-24 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-24 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-24 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-24 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-24 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-24 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-24 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-24 | ENVIVA, LLC-PASCAGOULA | PASCAGOULA, Jackson, MS | Pass | State |
| 2022-09-24 | ENVIVA, LLC-PASCAGOULA | PASCAGOULA, Jackson, MS | Pass | State |
| 2022-09-24 | ENVIVA, LLC-PASCAGOULA | PASCAGOULA, Jackson, MS | Pass | State |
| 2022-09-24 | ENVIVA, LLC-PASCAGOULA | PASCAGOULA, Jackson, MS | Pass | State |
| 2022-09-23 | SENTINEL PEAK RESOURCES CA LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-23 | SENTINEL PEAK RESOURCES CA LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-23 | SENTINEL PEAK RESOURCES CA LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-23 | SENTINEL PEAK RESOURCES CA LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-23 | FLORIDA POWER & LIGHT COMPANY | PENSACOLA, Escambia, FL | Pass | State |
| 2022-09-23 | CITY OF LAKE WORTH BEACH UTILITIES | LAKE WORTH, Palm Beach, FL | Pass | State |
| 2022-09-23 | GIW INDUSTRIES, INC. | GROVETOWN, Columbia, GA | Pass | State |
| 2022-09-23 | ALUDYNE COLUMBUS LLC | COLUMBUS, Muscogee, GA | Pass | State |
| 2022-09-23 | HPOWER | KAPOLEI, Honolulu, HI | Pass | State |
| 2022-09-23 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-23 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-23 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-23 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-23 | CARGILL AGHORIZONS - LINDEN GRAIN ELEVATOR | LINDEN, Montgomery, IN | Pass | State |
| 2022-09-23 | CARGILL AGHORIZONS - LINDEN GRAIN ELEVATOR | LINDEN, Montgomery, IN | Pass | State |
| 2022-09-23 | CARGILL AGHORIZONS - LINDEN GRAIN ELEVATOR | LINDEN, Montgomery, IN | Pass | State |
| 2022-09-23 | LINDE INC - GEISMAR FACILITY | GEISMAR, Ascension, LA | Pass | State |
| 2022-09-23 | MISSISSIPPI LIME COMPANY | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pass | State |
| 2022-09-23 | MISSISSIPPI LIME COMPANY | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pass | State |
| 2022-09-23 | WESTLAKE CHEMICALS AND VINYLS LLC | ABERDEEN, Monroe, MS | Pass | State |
| 2022-09-23 | WESTLAKE CHEMICALS AND VINYLS LLC | ABERDEEN, Monroe, MS | Pass | State |
| 2022-09-23 | KAAPA ETHANOL RAVENNA LLC — high-priority violation on file | RAVENNA, Buffalo, NE | N/A | State |
| 2022-09-23 | WOLVERINE COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-09-23 | WOLVERINE COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-09-23 | HEIDELBERG MATERIALS US CEMENT LLC/EVANSVILLE CEMENT PLT & Q — high-priority violation on file | FLEETWOOD, Berks, PA | Pass | State |
| 2022-09-23 | GCC DACOTAH — high-priority violation on file | RAPID CITY, Pennington, SD | Pass | State |
| 2022-09-22 | PACKAGING SPECIALTIES, INC. | FAYETTEVILLE, Washington, AR | Pass | State |
| 2022-09-22 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-22 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-22 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-22 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-22 | ORMOND BEACH GENERATING STATION | OXNARD, Ventura, CA | Pass | Local |
| 2022-09-22 | AURORA CONV CENT- GAYLORD ROCKIES RESORT | AURORA, Adams, CO | Pass | State |
| 2022-09-22 | UNIVERSITY OF DELAWARE, NEWARK | NEWARK, New Castle, DE | N/A | State |
| 2022-09-22 | FLORIDA POWER & LIGHT COMPANY | PENSACOLA, Escambia, FL | Pass | State |
| 2022-09-22 | CITY OF LAKE WORTH BEACH UTILITIES | LAKE WORTH, Palm Beach, FL | Pass | State |
| 2022-09-22 | ASAMA COLDWATER MANUFACTURING GEORGIA | WARRENTON, Warren, GA | Pass | State |
| 2022-09-22 | NATIONAL GYPSUM CO-DIV OF GOLD BOND BLDG | FORT DODGE, Webster, IA | Pass | State |
| 2022-09-22 | NATIONAL GYPSUM CO-DIV OF GOLD BOND BLDG | FORT DODGE, Webster, IA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.