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 |
|---|---|---|---|---|
| 2022-09-29 | GENERAL DYNAMICS-OTS, INC. | SACO, York, ME | Pass | State |
| 2022-09-29 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-29 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-29 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-29 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-29 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-29 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-29 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | COLUMBUS, Lowndes, MS | Pass | State |
| 2022-09-29 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-09-29 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-09-29 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-09-29 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-09-29 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-09-29 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-09-29 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-09-29 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-09-29 | CHEMOURS COMPANY - FAYETTEVILLE WORKS | FAYETTEVILLE, Bladen, NC | Pending | State |
| 2022-09-29 | NC MUNICIPAL POWER AGENCY NO. 1 - HIGH POINT WATER PUMP STAT | HIGH POINT, Guilford, NC | Pass | State |
| 2022-09-29 | STUART MUNICIPAL POWER PLANT — high-priority violation on file | STUART, Holt, NE | Fail | State |
| 2022-09-29 | STUART MUNICIPAL POWER PLANT — high-priority violation on file | STUART, Holt, NE | Fail | State |
| 2022-09-29 | FALLS CITY POWER PLANT — high-priority violation on file | FALLS CITY, Richardson, NE | Pass | State |
| 2022-09-29 | WALKER COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-09-29 | PIRATE STATE COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-09-29 | PIRATE STATE COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-09-29 | CERRO COLORADO LANDFILL (FACILITY) | ALBUQUERQUE, Bernalillo, NM | Pass | Local |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-29 | ET GATHERING PROCESSING LLC / COTTONWOOD COMPRESSOR STATION | LAMBERT, Alfalfa, OK | Pass | State |
| 2022-09-29 | ENLINK MIDSTREAM SERVICES LLC / SILVER COMPRESSOR STATION | CALUMET, Canadian, OK | Pass | State |
| 2022-09-29 | ENLINK MIDSTREAM SERVICES LLC / SILVER COMPRESSOR STATION | CALUMET, Canadian, OK | Pass | State |
| 2022-09-29 | XTO ENERGY INC / WASHITA COMPRESSOR STATION | ARDMORE, Carter, OK | Pass | State |
| 2022-09-29 | SUPERIOR MIDSTREAM LLC / HUNTER BOOSTER STATION | ENID, Garfield, OK | Pass | State |
| 2022-09-29 | FW MIDCON I LLC / CAMPBELL 0304 1 6H COLLINS 0404 1 31 3 | PURDY, Garvin, OK | Pass | State |
| 2022-09-29 | MUSTANG GAS PRODUCTS LLC / DOVER HENNESSEY GAS PLANT — high-priority violation on file | HENNESSEY, Kingfisher, OK | Pass | State |
| 2022-09-29 | SUPERIOR MIDSTREAM LLC / CASHION GAS PLANT — high-priority violation on file | CASHION, Logan, OK | Pass | State |
| 2022-09-29 | XTO ENERGY INC / PRICE 1 34H 27X | MARIETTA, Love, OK | Pass | State |
| 2022-09-29 | KIMBERLY CLARK CORP/CHESTER OPR | CHESTER, Delaware, PA | Pass | State |
| 2022-09-29 | TENNESSEE GAS PIPELINE CO/319 WYALUSING | WYALUSING, Bradford, PA | Pass | State |
| 2022-09-29 | CAPITAL OIL & GAS INC/BEECH CREEK COMP STA | RENOVO, Clinton, PA | Pass | State |
| 2022-09-29 | CAPITAL OIL & GAS LLC/DEHAAS COMP STA | SNOW SHOE, Centre, PA | Pass | State |
| 2022-09-29 | RAD MFG LLC/NESCOPECK | NESCOPECK, Luzerne, PA | Fail | State |
| 2022-09-29 | APPALACHIA MIDSTREAM SVC LLC/STONEHOUSE COMP STA | RUSH, Susquehanna, PA | Pass | State |
| 2022-09-29 | APPALACHIA MIDSTREAM SVC LLC/CHERRY COMP STA | DUSHORE, Sullivan, PA | Pass | State |
| 2022-09-29 | MTN GATHERING LLC/JEFFERSON COMP STA | BUTLER, Butler, PA | Pass | State |
| 2022-09-29 | NEW-INDY CATAWBA LLC | CATAWBA, York, SC | Pass | State |
| 2022-09-29 | ROGERS GROUP INC - GREER ASPHALT — high-priority violation on file | GREER, Greenville, SC | Pass | State |
| 2022-09-29 | PACKAGING CORPORATION OF AMERICA | COUNCE, Hardin, TN | Pass | State |
| 2022-09-29 | NOMAN M. COLE JR. WATER RECYCLING FACILITY | LORTON, Fairfax, VA | Pass | State |
| 2022-09-29 | HAMPTON LUMBER MILLS - RANDLE — high-priority violation on file | RANDLE, Lewis, WA | Pass | Local |
| 2022-09-29 | MG&E WEST CAMPUS COGENERATION FTY | MADISON, Dane, WI | Pass | State |
| 2022-09-29 | CARMEUSE LIME AND STONE - ROCKWELL OPERATION — high-priority violation on file | MANITOWOC, Manitowoc, WI | Pass | State |
| 2022-09-29 | KERRY INC — high-priority violation on file | RHINELANDER, Outagamie, WI | Pass | State |
| 2022-09-29 | GREDE - REEDSBURG LLC | REEDSBURG, Sawyer, WI | Pass | State |
| 2022-09-29 | APPALACHIA MIDSTREAM SERVICES, L.L.C., MILLER STATION | BANNEN, Marshall, WV | Pass | State |
| 2022-09-29 | CNX MIDSTREAM OPERATING COMPANY LLC, SHIRLEY STATION | ALMA, Tyler, WV | Pass | State |
| 2022-09-29 | COLONY PLANT (BENTONITE PERFORMANCE MINERALS) | COLONY, Crook, WY | Pass | State |
| 2022-09-29 | GREEN RIVER WORKS (TATA CHEMICALS (SODA ASH) PARTNERS) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2022-09-29 | T55 COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CONVERSE COUNTY, Converse, WY | Pass | State |
| 2022-09-28 | WESTROCK COMPANY, LLC | STEVENSON, Jackson, AL | Pass | State |
| 2022-09-28 | WESTROCK COMPANY, LLC | STEVENSON, Jackson, AL | Pass | State |
| 2022-09-28 | WESTROCK COMPANY, LLC | STEVENSON, Jackson, AL | Pass | State |
| 2022-09-28 | WESTROCK COMPANY, LLC | STEVENSON, Jackson, AL | Pass | State |
| 2022-09-28 | WESTROCK COMPANY, LLC | STEVENSON, Jackson, AL | Pass | State |
| 2022-09-28 | UNIVERSITY OF ALABAMA AT BIRMINGHAM | BIRMINGHAM, Jefferson, AL | Incomplete | Local |
| 2022-09-28 | CITY OF JONESBORO - YARD WASTE | JONESBORO, Craighead, AR | Pass | State |
| 2022-09-28 | DESOTO GATHERING COMPANY, LLC - NEW QUITMAN CPF-1 | QUITMAN, Faulkner, AR | Pass | State |
| 2022-09-28 | DESOTO GATHERING COMPANY, LLC - NEW QUITMAN CPF-2 | QUITMAN, Faulkner, AR | Pass | State |
| 2022-09-28 | AMERICAN ELECTRIC POWER SERVICE CORPORATION (JOHN W. TURK JR. POWER PLANT) | FULTON, Hempstead, AR | Fail | State |
| 2022-09-28 | MERIT ENERGY COMPANY, LLC - MAGS | SUBIACO, Logan, AR | Pass | State |
| 2022-09-28 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pass | Local |
| 2022-09-28 | LOMA LINDA UNIVERSITY | LOMA LINDA, San Bernardino, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-28 | CHEVRON USA INC- HEAVY OIL — 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.