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 |
|---|---|---|---|---|
| 2022-09-27 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-27 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-27 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-27 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-27 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-27 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-27 | COMMONWEALTH ROLLED PRODUCTS INC | LEWISPORT, Hancock, KY | Pass | State |
| 2022-09-27 | TENNESSEE VALLEY AUTHORITY (TVA) - SHAWNEE FOSSIL PLANT | WEST PADUCAH, McCracken, KY | Pass | State |
| 2022-09-27 | TENNESSEE VALLEY AUTHORITY (TVA) - SHAWNEE FOSSIL PLANT | WEST PADUCAH, McCracken, KY | Pass | State |
| 2022-09-27 | TENNESSEE VALLEY AUTHORITY (TVA) - SHAWNEE FOSSIL PLANT | WEST PADUCAH, McCracken, KY | Pass | State |
| 2022-09-27 | TENNESSEE VALLEY AUTHORITY (TVA) - SHAWNEE FOSSIL PLANT | WEST PADUCAH, McCracken, KY | Pass | State |
| 2022-09-27 | TENNESSEE VALLEY AUTHORITY (TVA) - SHAWNEE FOSSIL PLANT | WEST PADUCAH, McCracken, KY | Pass | State |
| 2022-09-27 | EAGLE ALLOY, INC. | MUSKEGON, Muskegon, MI | Pass | State |
| 2022-09-27 | WALSWORTH PUBLISHING COMPANY (FORMERLY IPC) | SAINT JOSEPH, Berrien, MI | Pass | State |
| 2022-09-27 | CITY OF MIDLAND UTILITIES DIVISION | MIDLAND, Midland, MI | Pass | State |
| 2022-09-27 | CMS GENERATION KALAMAZOO RIVER GENERATING STATION | COMSTOCK TOWNSHIP, Kalamazoo, MI | Pass | State |
| 2022-09-27 | MCES LIFT STATION L29 | PLYMOUTH, Hennepin, MN | N/A | State |
| 2022-09-27 | ANDERSEN CORPORATION | BAYPORT, Washington, MN | N/A | State |
| 2022-09-27 | MID AMERICA PIPELINE COMPANY, L.L.C. | CHILLICOTHE, Livingston, MO | Pass | State |
| 2022-09-27 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-27 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-27 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-27 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-27 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-27 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-27 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-09-27 | CHEMOURS COMPANY - FAYETTEVILLE WORKS | FAYETTEVILLE, Bladen, NC | Pending | State |
| 2022-09-27 | HOUSE OF RAEFORD FARMS, INC. - ROSE HILL | ROSE HILL, Duplin, NC | Pass | State |
| 2022-09-27 | CAROLINA STALITE COMPANY | GOLD HILL, Rowan, NC | Pass | State |
| 2022-09-27 | NC MUNICIPAL POWER AGENCY NO. 1 - MONROE MIDDLE SCHOOL UNIT | MONROE, Union, NC | Pass | State |
| 2022-09-27 | ONEOK ROCKIES MIDSTREAM, L.L.C. - ALEXANDER COMPRESSOR STATION | ALEXANDER, McKenzie, ND | Pass | State |
| 2022-09-27 | DAKOTA GASIFICATION COMPANY (DGC) - GREAT PLAINS SYNFUELS PLANT - AQ | BEULAH, Mercer, ND | Pass | State |
| 2022-09-27 | HESS TIOGA GAS PLANT LLC - TIOGA GAS PLANT - AQ | TIOGA, Williams, ND | Pass | State |
| 2022-09-27 | MCWANE DUCTILE - NEW JERSEY, A DIV OF MCWANE | PHILLIPSBURG, Warren, NJ | Pass | State |
| 2022-09-27 | BOLEN PAD 952350 | SARDIS, Monroe, OH | Pass | State |
| 2022-09-27 | BOLEN PAD 952350 | SARDIS, Monroe, OH | Pass | State |
| 2022-09-27 | BOLEN PAD 952350 | SARDIS, Monroe, OH | Pass | State |
| 2022-09-27 | ENLINK MIDSTREAM SERVICES LLC / CANA GAS PLANT | EL RENO, Canadian, OK | Pass | State |
| 2022-09-27 | XTO ENERGY INC / COOK CDP | ARDMORE, Carter, OK | Pass | State |
| 2022-09-27 | XTO ENERGY INC / COOK CDP | ARDMORE, Carter, OK | Pass | State |
| 2022-09-27 | US DOD/RAVEN ROCK MTN COMPLEX | BLUE RIDGE SUMMIT, Adams, PA | Pass | State |
| 2022-09-27 | EASTERN GAS TRANS & STORAGE INC/OAKFORD COMPRESSOR STA | DELMONT, Westmoreland, PA | Pass | State |
| 2022-09-27 | PEOPLES GAS CO LLC/RUBRIGHT COMP STA | APOLLO, Westmoreland, PA | Pass | State |
| 2022-09-27 | LAUREL MTN MIDSTREAM OPR LLC/SPRINGHILL COMP STA | LAKE LYNN, Fayette, PA | Pass | State |
| 2022-09-27 | MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA | CLAYSVILLE, Washington, PA | Pass | State |
| 2022-09-27 | EXPAND OPERATING LLC/NICKOLYN WELL PAD | AUBURN, Susquehanna, PA | Pass | State |
| 2022-09-27 | KINDER MORGAN LIQUIDS TERM/PHILA — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2022-09-27 | REEVES CONSTRUCTION COMANY - COLUMBIA ASPHALT PLANT | COLUMBIA, Richland, SC | Pass | State |
| 2022-09-27 | CEMEX CONSTRUCTION MATERIALS ATLANTIC, LLC - KNOXVILLE CEMENT PLANT | KNOXVILLE, Knox, TN | Pass | Local |
| 2022-09-27 | TESLA | AUSTIN, Travis, TX | N/A | State |
| 2022-09-27 | D&L FOUNDRY & SUPPLY INC | MOSES LAKE, Grant, WA | Pending | State |
| 2022-09-27 | BP WEST COAST PRODUCTS LLC — high-priority violation on file | BLAINE, Whatcom, WA | Pass | Local |
| 2022-09-27 | PROCTER & GAMBLE PAPER PRODUCTS CO | GREEN BAY, Brown, WI | Pass | State |
| 2022-09-27 | LOUISIANA-PACIFIC CORPORATION - TOMAHAWK | TOMAHAWK, Lincoln, WI | Pass | State |
| 2022-09-27 | AMCOR FILMS | OSHKOSH, Wood, WI | Pass | State |
| 2022-09-27 | ND PAPER INC - BIRON DIVISION | WISCONSIN RAPIDS, Menominee, WI | Pass | State |
| 2022-09-27 | ND PAPER INC - BIRON DIVISION | WISCONSIN RAPIDS, Menominee, WI | Pass | State |
| 2022-09-27 | FELMAN PRODUCTION, LLC, LETART | LETART, Mason, WV | Pass | State |
| 2022-09-27 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2022-09-26 | RESOLUTE GLENWOOD LLC | GLENWOOD, Pike, AR | Pass | State |
| 2022-09-26 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pass | Local |
| 2022-09-26 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pass | Local |
| 2022-09-26 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pass | Local |
| 2022-09-26 | LOMA LINDA UNIVERSITY | LOMA LINDA, San Bernardino, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2022-09-26 | BISON IV - LITTLE LADY 21 NORTH PAD | GROVER AREA, Weld, CO | Pass | State |
| 2022-09-26 | REWORLD BRISTOL, INC. | BRISTOL, Hartford, CT | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.