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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 |
|---|---|---|---|---|
| 2022-06-21 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-06-21 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-06-21 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-06-21 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-06-21 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-06-21 | EOG RESOURCES, INC. - K WALLACE 4-11-6 PAD | CADIZ, Harrison, OH | Pass | State |
| 2022-06-21 | EOG RESOURCES, INC. - K WALLACE 4-11-6 PAD | CADIZ, Harrison, OH | Pass | State |
| 2022-06-21 | EOG RESOURCES, INC. - K WALLACE 4-11-6 PAD | CADIZ, Harrison, OH | Pass | State |
| 2022-06-21 | FW MIDCON I LLC / BRAND 0605 2 3 4 18 30WXH NEKIAH 0605 | BRADLEY, Grady, OK | Pass | State |
| 2022-06-21 | CNX MIDSTREAM OPR CO LLC /MORRIS DEHY STATION | GRAYSVILLE, Greene, PA | Pass | State |
| 2022-06-21 | COMPASS NATURAL GAS/QUAKER CNG TRUCK TERMINAL | MONTOURSVILLE, Lycoming, PA | Pass | State |
| 2022-06-21 | BLUESTONE PIPELINE CO OF PA CDP#5/HARFORD TWP | NEW MILFORD, Susquehanna, PA | Pass | State |
| 2022-06-21 | ASSAI ENERGY LLC - KEYSTONE LANDFILL SITE | DUNMORE, Lackawanna, PA | Pass | State |
| 2022-06-21 | KINDER MORGAN LIQUIDS TERM/PHILA — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2022-06-21 | SIOUX FALLS REGIONAL SANITARY LANDFILL | SIOUX FALLS, Minnehaha, SD | Pass | State |
| 2022-06-21 | SIOUX FALLS REGIONAL SANITARY LANDFILL | SIOUX FALLS, Minnehaha, SD | Pass | State |
| 2022-06-21 | TENNESSEE OPERATIONS OF EASTMAN CHEMICAL COMPANY — high-priority violation on file | KINGSPORT, Sullivan, TN | Pass | State |
| 2022-06-21 | THE ROBINETTE COMPANY | BRISTOL, Sullivan, TN | Pass | State |
| 2022-06-21 | BEAUMONT GAS TO GASOLINE PLANT — high-priority violation on file | BEAUMONT, Jefferson, TX | N/A | State |
| 2022-06-21 | DOMINION ENERGY - CHESTERFIELD POWER STATION | CHESTER, Chesterfield, VA | Pass | State |
| 2022-06-21 | GRASSLAND DAIRY PRODUCTS INC | GREENWOOD, Clark, WI | Pass | State |
| 2022-06-21 | BROWNTOWN FOUNDRY LLC — high-priority violation on file | BROWNTOWN, Green, WI | Fail | State |
| 2022-06-21 | ANR PIPELINE CO - JANESVILLE COMPRESSOR | JANESVILLE, Rusk, WI | Pass | State |
| 2022-06-21 | EASTERN GAS TRANSMISSION AND STORAGE, INC., L. L. TONKIN STATION | WEST UNION, Doddridge, WV | Pass | State |
| 2022-06-21 | COLUMBIA GAS TRANSMISSION, LLC, SMITHFIELD | SMITHFIELD, Wetzel, WV | Pass | State |
| 2022-06-21 | TABLE MOUNTAIN - CHAIR COMPRESSOR STATION (PRONGHORN MIDSTREAM LLC) | JOHNSON COUNTY, Johnson, WY | Pass | State |
| 2022-06-20 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-2 | QUITMAN, Cleburne, AR | Pass | State |
| 2022-06-20 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-2 | QUITMAN, Cleburne, AR | Pass | State |
| 2022-06-20 | EQUILON ENTER. LLC, SHELL OIL PROD. US | CARSON, Los Angeles, CA | Pass | Local |
| 2022-06-20 | SUNSHINE CYN LANDFILL REPUBLIC SERV INC | SYLMAR, Los Angeles, CA | Fail | Local |
| 2022-06-20 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | LA SALLE 8.4 MI. N OF, Weld, CO | Pass | State |
| 2022-06-20 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2022-06-20 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2022-06-20 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2022-06-20 | PHEND & BROWN INC | LEESBURG, Kosciusko, IN | Pass | State |
| 2022-06-20 | PHEND & BROWN INC | LEESBURG, Kosciusko, IN | Pass | State |
| 2022-06-20 | PHEND & BROWN INC | LEESBURG, Kosciusko, IN | Pass | State |
| 2022-06-20 | PHEND & BROWN INC | LEESBURG, Kosciusko, IN | Pass | State |
| 2022-06-20 | MID-STATES MATERIALS (MASTER EQUIP LIST 2) (AIR) | TOPEKA, Wallace, KS | Pass | State |
| 2022-06-20 | TRANSCONTINENTAL GAS PIPELINE | ELLICOTT CITY, Howard, MD | Pass | State |
| 2022-06-20 | FCA US LLC WARREN TRUCK ASSEMBLY PLANT — high-priority violation on file | WARREN, Macomb, MI | Fail | State |
| 2022-06-20 | CANTON MUNICIPAL UTILITIES — high-priority violation on file | CANTON, Madison, MS | Pass | State |
| 2022-06-20 | QUESO BLANCO CTB | EUNICE, Lea, NM | Pass | State |
| 2022-06-20 | OHIO MIDSTREAM PARTNERS SAND HILLS COMPRESSOR STATION | NEFFS, Belmont, OH | Pass | State |
| 2022-06-20 | OHIO MIDSTREAM PARTNERS SAND HILLS COMPRESSOR STATION | NEFFS, Belmont, OH | Pass | State |
| 2022-06-20 | OHIO MIDSTREAM PARTNERS SAND HILLS COMPRESSOR STATION | NEFFS, Belmont, OH | Pass | State |
| 2022-06-20 | FORMENTERA OPERATIONS / KINGS CANYON PRODUCTION FACILITY | TUTTLE, Grady, OK | Pass | State |
| 2022-06-20 | DCP OPERATING CO LP / WILLIAMS BAKER LIQUIDS TERMINAL | BAKER, Texas, OK | Pass | State |
| 2022-06-20 | CLARION BOARDS/CLARION PLT | SHIPPENVILLE, Clarion, PA | Pass | State |
| 2022-06-20 | KINDER MORGAN LIQUIDS TERM/PHILA — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2022-06-20 | SANDERS BROTHERS CONSTRUCTION COMPANY INC N CHARLESTON PLANT | NORTH CHARLESTON, Charleston, SC | Fail | State |
| 2022-06-20 | SCOTT COMPRESSOR STATION (TALLGRASS MIDSTREAM, LLC) | CONVERSE COUNTY, Converse, WY | Pass | State |
| 2022-06-19 | CHOLLA GENERATING STATION | JOSEPH CITY, Navajo, AZ | Pass | State |
| 2022-06-19 | CHOLLA GENERATING STATION | JOSEPH CITY, Navajo, AZ | Pass | State |
| 2022-06-19 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | Fail | State |
| 2022-06-18 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2022-06-18 | SIBELCO NORTH AMERICA - RED HILL FACILITY | BAKERSVILLE, Mitchell, NC | Fail | State |
| 2022-06-17 | HUNTSVILLE SOLID WASTE DISPOSAL AUTHORIT | HUNTSVILLE, Madison, AL | Pass | State |
| 2022-06-17 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pass | Local |
| 2022-06-17 | OTAY MESA ENERGY CENTER | SAN DIEGO, San Diego, CA | Pass | Local |
| 2022-06-17 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2022-06-17 | QUIKRETE CONSTRUCTION MATERIALS, LLC | NEWBERRY, Alachua, FL | Pass | State |
| 2022-06-17 | QUIKRETE CONSTRUCTION MATERIALS, LLC | NEWBERRY, Alachua, FL | Pass | State |
| 2022-06-17 | ARDENT MILLS, LLC | GIBSONTON, Hillsborough, FL | Pass | State |
| 2022-06-17 | ARDENT MILLS, LLC | GIBSONTON, Hillsborough, FL | Pass | State |
| 2022-06-17 | SOUTHERN LNG CO., LLC - ELBA ISLAND LNG TERMINAL - (KINDER MORGAN, INC.) — high-priority violation on file | SAVANNAH, Chatham, GA | Pass | State |
| 2022-06-17 | SOUTHERN LNG CO., LLC - ELBA ISLAND LNG TERMINAL - (KINDER MORGAN, INC.) — high-priority violation on file | SAVANNAH, Chatham, GA | Pass | State |
| 2022-06-17 | POET BIOREFINING - FAIRBANK, LLC | FAIRBANK, Buchanan, IA | Pass | State |
| 2022-06-17 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | Fail | State |
| 2022-06-17 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2022-06-17 | SHELBY COUNTY ENERGY CENTER | NEOGA, Shelby, IL | Pass | State |
| 2022-06-17 | DEPUY ORTHOPAEDICS INCORPORATED | WARSAW, Kosciusko, IN | Pass | State |
| 2022-06-17 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Fail | State |
| 2022-06-17 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-06-17 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-06-17 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Fail | State |
| 2022-06-17 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Fail | State |
| 2022-06-17 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Fail | State |
| 2022-06-17 | AMERICAN SYNTHETIC RUBBER COMPANY — high-priority violation on file | LOUISVILLE, Jefferson, KY | Pass | Local |
| 2022-06-17 | RAVEN POWER FORT SMALLWOOD LLC | CURTIS BAY, Anne Arundel, MD | Pass | State |
| 2022-06-17 | WOODLAND PULP LLC — high-priority violation on file | BAILEYVILLE, TOWN OF, Washington, ME | Pass | State |
| 2022-06-17 | CONSUMERS ENERGY - RAY COMPRESSOR STATION | ARMADA, Macomb, MI | Pass | State |
| 2022-06-17 | CONTINENTAL CEMENT COMPANY LLC — high-priority violation on file | HANNIBAL, Ralls, MO | Pass | State |
| 2022-06-17 | TIGER 14 FACILITY — high-priority violation on file | MALAGA, Eddy, NM | Pass | State |
| 2022-06-17 | MARKWEST - RED HILLS COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-06-17 | COLUMBIA UNIVERSITY-410 W 118TH ST | MANHATTAN, New York, NY | Pass | State |
| 2022-06-17 | TAIT ELECTRIC GENERATING STATION | DAYTON, Montgomery, OH | Pass | State |
| 2022-06-17 | ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS | GEARY, Canadian, OK | Pass | State |
| 2022-06-17 | FORMENTERA OPERATIONS / COGBURN PAD | YUKON, Canadian, OK | Pass | State |
| 2022-06-17 | MILLER MATERIALS/RUSHLAND QUARRY | RUSHLAND, Bucks, PA | Fail | State |
| 2022-06-17 | COMPANIONS AT PEACE INC/HARRISBURG | HARRISBURG, Dauphin, PA | Pass | State |
| 2022-06-17 | REDLAND BRICK INC/HARMAR PLT | CHESWICK, Allegheny, PA | Pass | Local |
| 2022-06-17 | KMTEX | PORT ARTHUR, Jefferson, TX | N/A | State |
| 2022-06-17 | OPAL GAS PLANT (WILLIAMS FIELD SERVICES) | OPAL, Lincoln, WY | Pass | State |
| 2022-06-16 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2022-06-16 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2022-06-16 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2022-06-16 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2022-06-16 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2022-06-16 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.