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 |
|---|---|---|---|---|
| 2022-08-25 | EMERY OLEOCHEMICALS LLC | CINCINNATI, Hamilton, OH | Pass | State |
| 2022-08-25 | EMERY OLEOCHEMICALS LLC | CINCINNATI, Hamilton, OH | Pass | State |
| 2022-08-25 | FW MIDCON I LLC / STARK 6H 1LMX 7H 1UMX 8H 1LMX | OMEGA, Blaine, OK | Pass | State |
| 2022-08-25 | ET GATHERING PROCESSING LLC / LANG COMPRESSOR STATION | PURDY, Garvin, OK | Pass | State |
| 2022-08-25 | ET GATHERING PROCESSING LLC / HAYES COMPRESSOR STATION | NINNEKAH, Grady, OK | Pass | State |
| 2022-08-25 | MARKWEST OKLAHOMA GAS CO LLC / DOROTHY COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-08-25 | MARKWEST OKLAHOMA GAS CO LLC / DOROTHY COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-08-25 | DCP OPERATING CO LP / SHOLEM GAS PLANT | VELMA, Stephens, OK | Pass | State |
| 2022-08-25 | TOPPAN INTERAMERICA INC/CAERNARVON | MORGANTOWN, Berks, PA | Pass | State |
| 2022-08-25 | MONTOUR LLC/MONTOUR SES | WASHINGTONVILLE, Montour, PA | Pass | State |
| 2022-08-25 | TRANSCONTINENTAL GAS/SALLADASBURG STATION 520 | JERSEY SHORE, Lycoming, PA | Pass | State |
| 2022-08-25 | REGENCY MARCELLUS GAS GATHERING/CANOE RUN COMP STA | SALLADASBURG, Lycoming, PA | Pass | State |
| 2022-08-25 | MARKWEST LIBERTY BLUESTONE LLC/TRILLITH COMP STA | HARMONY, Butler, PA | Pass | State |
| 2022-08-25 | BKV OPR LLC/PLUSHANSKI WELL PAD | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2022-08-25 | BKV OPR LLC/MIRABELLI PAD | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2022-08-25 | 11:11 SYSTEMS (SUNGARD RECOVERY SVC INC/BROAD ST PHILA) — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2022-08-25 | 11:11 SYSTEMS (SUNGARD RECOVERY SVC INC/BROAD ST PHILA) — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2022-08-25 | 11:11 SYSTEMS (SUNGARD RECOVERY SVC INC/BROAD ST PHILA) — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2022-08-25 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Fail | State |
| 2022-08-25 | PANAGAKOS ASPHALT PAVING GREENVILLE | GREENVILLE, Greenville, SC | Pass | State |
| 2022-08-25 | ANR PIPELINE COMPANY | BROWNSVILLE, Haywood, TN | Pass | State |
| 2022-08-25 | ENTERPRISE MONT BELVIEU COMPLEX | MONT BELVIEU, Chambers, TX | Pass | State |
| 2022-08-25 | MONT BELVIEU COMPLEX — high-priority violation on file | MONT BELVIEU, Chambers, TX | Pass | State |
| 2022-08-25 | MONT BELVIEU COMPLEX — high-priority violation on file | MONT BELVIEU, Chambers, TX | Pass | State |
| 2022-08-25 | STATION 581 | MARKHAM, Matagorda, TX | Pass | State |
| 2022-08-25 | VALERO MCKEE REFINERY — high-priority violation on file | SUNRAY, Moore, TX | Pass | State |
| 2022-08-25 | VALERO MCKEE REFINERY — high-priority violation on file | SUNRAY, Moore, TX | Pass | State |
| 2022-08-25 | VALERO MCKEE REFINERY — high-priority violation on file | SUNRAY, Moore, TX | Pass | State |
| 2022-08-25 | COMPRESSOR STATION 301 WHARTON | WHARTON, Wharton, TX | Pass | State |
| 2022-08-25 | KENNECOTT MAIN STACK, SMELTER AND | BINGHAM CANYON, Salt Lake, UT | Pass | State |
| 2022-08-25 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2022-08-25 | PORT TOWNSEND PAPER CORPORATION — high-priority violation on file | PORT TOWNSEND, Jefferson, WA | Pass | State |
| 2022-08-25 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | PROCTOR, Marshall, WV | Pass | State |
| 2022-08-25 | CASPER REFINERY (HF SINCLAIR CASPER REFINING LLC) — high-priority violation on file | EVANSVILLE, Natrona, WY | Pending | State |
| 2022-08-25 | GREEN RIVER WORKS (TATA CHEMICALS (SODA ASH) PARTNERS) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2022-08-25 | GREEN RIVER SODA ASH PLANT (AMERICAN SODA LLC) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2022-08-25 | GREEN RIVER SODA ASH PLANT (AMERICAN SODA LLC) | SWEETWATER COUNTY, Sweetwater, WY | Fail | State |
| 2022-08-24 | INTERNATIONAL PAPER COMPANY | PRATTVILLE, Autauga, AL | Pass | State |
| 2022-08-24 | INTERNATIONAL PAPER COMPANY | PRATTVILLE, Autauga, AL | Pass | State |
| 2022-08-24 | GEORGIA-PACIFIC BREWTON LLC | BREWTON, Escambia, AL | Pass | State |
| 2022-08-24 | GEORGIA-PACIFIC BREWTON LLC | BREWTON, Escambia, AL | Pass | State |
| 2022-08-24 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-2 | QUITMAN, Cleburne, AR | Pass | State |
| 2022-08-24 | DESOTO GATHERING COMPANY LLC - YELLOWSTONE CPF-2 | QUITMAN, Van Buren, AR | Pass | State |
| 2022-08-24 | EL PASO NATURAL GAS CO - WILLIAMS COMPRESSOR STATION | WILLIAMS, Coconino, AZ | Pass | State |
| 2022-08-24 | NOVO BIOPOWER, LLC | SNOWFLAKE, Navajo, AZ | Fail | State |
| 2022-08-24 | BOEING 400 PORTABLE HOT PLANT | SNOWFLAKE, Navajo, AZ | Pass | State |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-24 | GRAND RIVER GATHERING - PUMBA CS | RIFLE 3.4 MI. S OF, Garfield, CO | Pass | State |
| 2022-08-24 | ALGONQUIN GAS TRANSMISSION, LLC - CHAPLIN COMPRESSOR STATION | CHAPLIN, Windham, CT | Pass | State |
| 2022-08-24 | WASHINGTON HOSPITAL CENTER — high-priority violation on file | WASHINGTON, District of Columbia, DC | Pass | State |
| 2022-08-24 | WASHINGTON HOSPITAL CENTER — high-priority violation on file | WASHINGTON, District of Columbia, DC | Pass | State |
| 2022-08-24 | ST. JOSEPH'S HOSPITAL | TAMPA, Hillsborough, FL | Pass | State |
| 2022-08-24 | ST. JOSEPH'S HOSPITAL | TAMPA, Hillsborough, FL | Pass | State |
| 2022-08-24 | ST. JOSEPH'S HOSPITAL | TAMPA, Hillsborough, FL | Pass | State |
| 2022-08-24 | FLORIDA POWER AND LIGHT COMPANY | LOXAHATCHEE, Palm Beach, FL | Pass | State |
| 2022-08-24 | SEMINOLE ELECTRIC COOPERATIVE, INC. | PALATKA, Putnam, FL | Pass | State |
| 2022-08-24 | GA POWER CO. - PLANT BOWEN | CARTERSVILLE, Bartow, GA | Pass | State |
| 2022-08-24 | GEORGIA-PACIFIC SAVANNAH RIVER LLC | RINCON, Effingham, GA | Pass | State |
| 2022-08-24 | GEORGIA-PACIFIC SAVANNAH RIVER LLC | RINCON, Effingham, GA | Pass | State |
| 2022-08-24 | GEORGIA-PACIFIC SAVANNAH RIVER LLC | RINCON, Effingham, GA | Pass | State |
| 2022-08-24 | HAWK ROAD ENERGY FACILITY | FRANKLIN, Heard, GA | Pass | State |
| 2022-08-24 | BUCKEYE SE TERMINALS, LP - COLUMBUS GA TERMINAL | COLUMBUS, Muscogee, GA | Pass | State |
| 2022-08-24 | CLEARWATER PAPER CORPORATION - AUGUSTA MILL — high-priority violation on file | AUGUSTA, Richmond, GA | Pass | State |
| 2022-08-24 | PAR - REFINERY — high-priority violation on file | KAPOLEI, Honolulu, HI | Pass | State |
| 2022-08-24 | POET BIOREFINING - ARTHUR, LLC — high-priority violation on file | ARTHUR, Ida, IA | Pass | State |
| 2022-08-24 | ILLINOIS POWER GENERATING CO | NEWTON, Jasper, IL | Pass | State |
| 2022-08-24 | CONN- SELMER INCORPORATED — high-priority violation on file | ELKHART, Elkhart, IN | Pass | State |
| 2022-08-24 | CONN- SELMER INCORPORATED — high-priority violation on file | ELKHART, Elkhart, IN | Pass | State |
| 2022-08-24 | CONN- SELMER INCORPORATED — high-priority violation on file | ELKHART, Elkhart, IN | Pass | State |
| 2022-08-24 | DUKE ENERGY INDIANA LLC - GIBSON GENERATING STATION | OWENSVILLE, Gibson, IN | Pass | State |
| 2022-08-24 | LOUISVILLE GAS & ELECTRIC COMPANY, MILL CREEK GENERATING STATION | LOUISVILLE, Jefferson, KY | Pass | Local |
| 2022-08-24 | SABINE PASS LNG LP AND SABINE PASS LIQUEFACTION LLC - SABINE PASS LNG TERMINAL | CAMERON, Cameron, LA | Pass | State |
| 2022-08-24 | DOW SILICONES CORPORATION | MIDLAND, Midland, MI | Pass | State |
| 2022-08-24 | MAGNITUDE 7 METALS, LLC | MARSTON, New Madrid, MO | Pending | State |
| 2022-08-24 | MAGNITUDE 7 METALS, LLC | MARSTON, New Madrid, MO | Pending | State |
| 2022-08-24 | MAGNITUDE 7 METALS, LLC | MARSTON, New Madrid, MO | Fail | State |
| 2022-08-24 | ENVIVA, LLC-LUCEDALE | LUCEDALE, George, MS | Pass | State |
| 2022-08-24 | ANR PIPELINE COMPANY, SARDIS COMPRESSOR STATION | SARDIS, Panola, MS | Pass | State |
| 2022-08-24 | ANR PIPELINE COMPANY, SARDIS COMPRESSOR STATION | SARDIS, Panola, MS | Pass | State |
| 2022-08-24 | WESTROCK KRAFT PAPER, LLC | ROANOKE RAPIDS, Halifax, NC | Pass | State |
| 2022-08-24 | ELIZABETH CITY WASTEWATER TREATMENT PLANT | ELIZABETH CITY, Pasquotank, NC | Pass | State |
| 2022-08-24 | DUKE ENERGY PROGRESS, LLC - H.F. LEE STEAM ELECTRIC PLANT | GOLDSBORO, Wayne, NC | Pass | State |
| 2022-08-24 | GSP NEWINGTON LLC | NEWINGTON, Rockingham, NH | Pass | State |
| 2022-08-24 | GRANITE RIDGE ENERGY, LLC | LONDONDERRY, Rockingham, NH | Pass | State |
| 2022-08-24 | GRANITE RIDGE ENERGY, LLC | LONDONDERRY, Rockingham, NH | Pass | State |
| 2022-08-24 | JAL NO3 GAS PLANT | JAL, Lea, NM | Pass | State |
| 2022-08-24 | RODNEY ROBINSON NORTH FACILITY | EUNICE, Lea, NM | Pass | State |
| 2022-08-24 | NORTH VALMY GENERATING STATION | VALMY, Humboldt, NV | Pass | State |
| 2022-08-24 | SHELLY MATERIALS PLANT # 61 | CIRCLEVILLE, Pickaway, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.