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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 |
|---|---|---|---|---|
| 2022-07-12 | ET GATHERING PROCESSING LLC / DOYLE COMPRESSOR STATION | VELMA, Stephens, OK | Pass | State |
| 2022-07-12 | ET GATHERING PROCESSING LLC / BRAY COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2022-07-12 | ET GATHERING PROCESSING LLC / BRAY COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2022-07-12 | BCE MACH II LLC / PIERCE 3 2 PAD | CANUTE, Washita, OK | Pass | State |
| 2022-07-12 | GEORGIA-PACIFIC WAUNA LLC — high-priority violation on file | CLATSKANIE, Clatsop, OR | Pass | State |
| 2022-07-12 | ADVANCED CAST PRODUCTS/MEADVILLE — high-priority violation on file | MEADVILLE, Crawford, PA | Pass | State |
| 2022-07-12 | EASTERN GAS TRANS & STORAGE INC/JB TONKIN STA | MURRYSVILLE, Westmoreland, PA | Pass | State |
| 2022-07-12 | GREYLOCK MIDSTREAM LLC/CUMBERLAND HENDERSON COMP STA | CARMICHAELS, Greene, PA | Pass | State |
| 2022-07-12 | HEP PENNSYLVANIA GATHERING LLC/CLARK CPF 1 COMP STA | WYSOX, Bradford, PA | Pass | State |
| 2022-07-12 | INTERNATIONAL PAPER - GEORGETOWN MILL | GEORGETOWN, Georgetown, SC | Pass | State |
| 2022-07-12 | SHAW INDUSTRIES GROUP INC PLANT 8S | COLUMBIA, Lexington, SC | Pass | State |
| 2022-07-12 | WATEREE STATION | EASTOVER, Richland, SC | Pass | State |
| 2022-07-12 | TRANSCONTINENTAL GAS PIPELINE COMPANY, LLC | MOORE, Spartanburg, SC | Pass | State |
| 2022-07-12 | PRINGLES MANUFACTURING COMPANY | JACKSON, Madison, TN | Pass | State |
| 2022-07-12 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2022-07-12 | TRANSCO STATION 170 | APPOMATTOX, Appomattox, VA | Pass | State |
| 2022-07-12 | WI DOA - UNIVERSITY OF WISCONSIN (MAD) SAFETY DEPT | MADISON, Dane, WI | Pass | State |
| 2022-07-12 | WI PUBLIC SERVICE WESTON POWER PLANT | KRONENWETTER, Marathon, WI | Pass | State |
| 2022-07-12 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | Pass | State |
| 2022-07-12 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | Pass | State |
| 2022-07-12 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | Pass | State |
| 2022-07-12 | MONONGAHELA POWER COMPANY, HARRISON STATION | HAYWOOD, Harrison, WV | Pass | State |
| 2022-07-12 | MONONGAHELA POWER COMPANY, HARRISON STATION | HAYWOOD, Harrison, WV | Pass | State |
| 2022-07-11 | HILCORP ALASKA, LLC / BELUGA RIVER UNIT — high-priority violation on file | KENAI, Kenai Peninsula, AK | Pass | State |
| 2022-07-11 | POWERSOUTH ENERGY COOPERATIVE INC | MCINTOSH, Washington, AL | Pass | State |
| 2022-07-11 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-1 | QUITMAN, Cleburne, AR | Pass | State |
| 2022-07-11 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-1 | SEARCY, White, AR | Pass | State |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-11 | NORWALK HOSPITAL ASSOCIATION | NORWALK, Fairfield, CT | Fail | State |
| 2022-07-11 | FLORIDA GAS TRANSMISSION COMPANY, LLC | SALT SPRINGS, Marion, FL | Pass | State |
| 2022-07-11 | FLORIDA GAS TRANSMISSION COMPANY, LLC | SALT SPRINGS, Marion, FL | Pass | State |
| 2022-07-11 | FLORIDA GAS TRANSMISSION COMPANY, LLC | SALT SPRINGS, Marion, FL | Pass | State |
| 2022-07-11 | FLORIDA GAS TRANSMISSION COMPANY, LLC | SALT SPRINGS, Marion, FL | Pass | State |
| 2022-07-11 | FLORIDA GAS TRANSMISSION COMPANY, LLC | SALT SPRINGS, Marion, FL | Pass | State |
| 2022-07-11 | FLORIDA GAS TRANSMISSION COMPANY, LLC | SALT SPRINGS, Marion, FL | Pass | State |
| 2022-07-11 | MECO - MIKI BASIN | LANAI CITY, Maui, HI | Pass | State |
| 2022-07-11 | IOWA FERTILIZER CO — high-priority violation on file | WEVER, Lee, IA | Pass | State |
| 2022-07-11 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2022-07-11 | CLARKSDALE PUBLIC UTILITIES, LEWIS L WILKINS GENERATING STATION | CLARKSDALE, Coahoma, MS | Pass | State |
| 2022-07-11 | EOG RESOURCES, INC. - RAY HAYLEY 5-13-6 PAD | LEESVILLE, Carroll, OH | Pass | State |
| 2022-07-11 | EOG RESOURCES, INC. - RAY HAYLEY 5-13-6 PAD | LEESVILLE, Carroll, OH | Pass | State |
| 2022-07-11 | EOG RESOURCES, INC. - RAY HAYLEY 5-13-6 PAD | LEESVILLE, Carroll, OH | Pass | State |
| 2022-07-11 | ET GATHERING PROCESSING LLC / HAYES COMPRESSOR STATION | NINNEKAH, Grady, OK | Pass | State |
| 2022-07-11 | ET GATHERING PROCESSING LLC / SOLDIER COMPRESSOR STATION | BRADLEY, Grady, OK | Pass | State |
| 2022-07-11 | ET GATHERING PROCESSING LLC / SOLDIER COMPRESSOR STATION | BRADLEY, Grady, OK | Pass | State |
| 2022-07-11 | MUSTANG GAS PRODUCTS LLC / TONKAWA COMPRESSOR STATION | TONKAWA, Kay, OK | Pass | State |
| 2022-07-11 | FW MIDCON I LLC / KNAUSS 1H 1X | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-07-11 | BCE MACH II LLC / PENNINGTON 04H 17 PAD | REYDON, Roger Mills, OK | Pass | State |
| 2022-07-11 | WPL - RIVERSIDE ENERGY CENTER | BELOIT, Rusk, WI | Pass | State |
| 2022-07-11 | EQT XL MIDSTREAM OPERATING LLC, PAYNE STATION | GLEN EASTON, Marshall, WV | Pass | State |
| 2022-07-11 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2022-07-11 | HF SINCLAIR PARCO REFINING LLC — high-priority violation on file | SINCLAIR, Carbon, WY | Pass | State |
| 2022-07-11 | CKN-ROCK SPRINGS STATION (MOUNTAIN WEST PIPELINE, LLC) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2022-07-10 | HILCORP ALASKA, LLC / BELUGA RIVER UNIT — high-priority violation on file | KENAI, Kenai Peninsula, AK | Pass | State |
| 2022-07-10 | HILCORP ALASKA, LLC / BELUGA RIVER UNIT — high-priority violation on file | KENAI, Kenai Peninsula, AK | Pass | State |
| 2022-07-09 | HILCORP ALASKA, LLC / BELUGA RIVER UNIT — high-priority violation on file | KENAI, Kenai Peninsula, AK | Pass | State |
| 2022-07-09 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2022-07-08 | HILCORP ALASKA, LLC / BELUGA RIVER UNIT — high-priority violation on file | KENAI, Kenai Peninsula, AK | Pass | State |
| 2022-07-08 | HUNT REFINING COMPANY | TUSCALOOSA, Tuscaloosa, AL | Pass | State |
| 2022-07-08 | JOSIE PAYNE CONSTRUCTION CASA INC. | OLA, Yell, AR | Pass | State |
| 2022-07-08 | SALT RIVER PROJECT - AGUA FRIA GENERATING STATION | MARICOPA COUNTY, Maricopa, AZ | Pending | Local |
| 2022-07-08 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.