EPA Air · stack tests by year
Air-emissions stack tests in 2024
- 39,252Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2024
- California 18,905
- Ohio 2,721
- Oklahoma 1,804
- Indiana 1,704
- New Mexico 1,428
- Florida 1,427
- Wyoming 1,285
- Georgia 1,104
- Pennsylvania 905
- Alabama 721
- Arkansas 569
- Missouri 539
- Iowa 464
- Mississippi 437
- Colorado 400
- Washington 338
- Texas 271
- Wisconsin 269
- North Carolina 254
- Minnesota 250
- West Virginia 230
- South Carolina 223
- Kentucky 218
- Delaware 185
- Montana 180
- Michigan 159
- Virginia 159
- Alaska 158
- Utah 157
- Tennessee 155
- Nebraska 150
- North Dakota 138
- Arizona 126
- Connecticut 122
- New York 115
- Maine 114
- Louisiana 113
- Illinois 109
- Idaho 91
- Nevada 88
- Hawaii 67
- Kansas 64
- New Hampshire 61
- South Dakota 59
- Maryland 58
- Massachusetts 52
- Oregon 35
- Rhode Island 29
- District of Columbia 25
- New Jersey 8
- Puerto Rico 5
- Vermont 4
Other years
Air-emissions stack tests recorded in 2024
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2024-10-02 | SUNTADO | BURLEY, Cassia, ID | Fail | State |
| 2024-10-02 | BF GOODRICH TIRE MANUFACTURING | WOODBURN, Allen, IN | Pass | State |
| 2024-10-02 | BF GOODRICH TIRE MANUFACTURING | WOODBURN, Allen, IN | Pass | State |
| 2024-10-02 | BF GOODRICH TIRE MANUFACTURING | WOODBURN, Allen, IN | Pass | State |
| 2024-10-02 | BF GOODRICH TIRE MANUFACTURING | WOODBURN, Allen, IN | Pass | State |
| 2024-10-02 | ERLER INDUSTRIES INC | NORTH VERNON, Jennings, IN | Pass | State |
| 2024-10-02 | SIGECO - FB CULLEY GENERATING STATION | NEWBURGH, Warrick, IN | Pass | State |
| 2024-10-02 | CLARIOS LLC — high-priority violation on file | FLORENCE, Boone, KY | Fail | State |
| 2024-10-02 | SUPERIOR GRAPHITE | HOPKINSVILLE, Christian, KY | Pass | State |
| 2024-10-02 | SHELL CHEMICAL LP - NORCO CHEMICAL PLANT - EAST SITE | NORCO, St. Charles, LA | Pass | State |
| 2024-10-02 | NAVAL SUPPORT FACILITY, INDIAN HEAD — high-priority violation on file | INDIAN HEAD, Charles, MD | Pass | State |
| 2024-10-02 | EUROVIA ATLANTIC COAST LLC | HERMON, Penobscot, ME | Pass | State |
| 2024-10-02 | EUROVIA ATLANTIC COAST LLC | HERMON, Penobscot, ME | Pass | State |
| 2024-10-02 | DTE GAS COMPANY - MILFORD COMPRESSOR STATION | MILFORD, Oakland, MI | Pass | State |
| 2024-10-02 | PILKINGTON NORTH AMERICA, INC. — high-priority violation on file | LAURINBURG, Scotland, NC | Pass | State |
| 2024-10-02 | MERCK SHARP & DOHME LLC | WILSON, Wilson, NC | Pass | State |
| 2024-10-02 | WHITEHORN COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2024-10-02 | WHITEHORN COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2024-10-02 | WHITEHORN COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2024-10-02 | MERCHANT COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2024-10-02 | BLACK ROCK SERVICES HP-2 — high-priority violation on file | ALBUQUERQUE, Bernalillo, NM | Pass | Local |
| 2024-10-02 | GEORGIA PACIFIC GYPSUM, LLC | LAS VEGAS, Clark, NV | Pass | Local |
| 2024-10-02 | ANOMATIC CORP | NEWARK, Licking, OH | Pass | State |
| 2024-10-02 | ANOMATIC CORP | NEWARK, Licking, OH | Pass | State |
| 2024-10-02 | ANOMATIC CORP | NEWARK, Licking, OH | Pass | State |
| 2024-10-02 | ANOMATIC CORP | NEWARK, Licking, OH | Pass | State |
| 2024-10-02 | FIRST SOLAR INC. | WALBRIDGE, Wood, OH | Pass | State |
| 2024-10-02 | PEAVINE PAD 952737 | SARDIS, Monroe, OH | Pass | State |
| 2024-10-02 | PEAVINE PAD 952737 | SARDIS, Monroe, OH | Pass | State |
| 2024-10-02 | PEAVINE PAD 952737 | SARDIS, Monroe, OH | Pass | State |
| 2024-10-02 | PEAVINE PAD 952737 | SARDIS, Monroe, OH | Pass | State |
| 2024-10-02 | PEAVINE PAD 952737 | SARDIS, Monroe, OH | Pass | State |
| 2024-10-02 | PEAVINE PAD 952737 | SARDIS, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2024-10-02 | MIDDLETOWN COKE COMPANY, LLC — high-priority violation on file | MIDDLETOWN, Butler, OH | Pass | State |
| 2024-10-02 | ALLIED CORP PLANT NO 75 | KENT, Portage, OH | Pass | State |
| 2024-10-02 | MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2024-10-02 | MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2024-10-02 | ET GATHERING PROCESSING LLC / CRESCENT COMPRESSOR STATION | CRESCENT, Logan, OK | Pass | State |
| 2024-10-02 | ET GATHERING PROCESSING LLC / CRESCENT COMPRESSOR STATION | CRESCENT, Logan, OK | Pass | State |
| 2024-10-02 | TALL OAK WOODFORD LLC / TREE HOUSE COMPRESSOR FACILITY | MCALESTER, Pittsburg, OK | Pass | State |
| 2024-10-02 | TARGA PIPELINE MIDCONTINENT LLC / KETCHUM RANCH COMPRESSOR STATION | VELMA, Stephens, OK | Pass | State |
| 2024-10-02 | HEIDELBERG MATERIALS US CEMENT LLC/EVANSVILLE CEMENT PLT & Q — high-priority violation on file | FLEETWOOD, Berks, PA | Pass | State |
| 2024-10-02 | ENERGY TRANSFER MKT & TERM LP/ALTOONA TERMINAL | ALTOONA, Blair, PA | Pass | State |
| 2024-10-02 | BENTON FOUNDRY/BENTON FOUNDRY | BENTON, Columbia, PA | Pass | State |
| 2024-10-02 | DIVERSIFIED PROD CO LLC/STATE GAME LANDS COMP STA | MANONING TOWNSHIP, Armstrong, PA | Pass | State |
| 2024-10-02 | ENERGY DEVS MORGANTOWN LLC/CAERNARVON TWP | MORGANTOWN, Berks, PA | Pass | State |
| 2024-10-02 | PA GEN ENERGY CO LLC/COP TRACT 293 COMP STA | WATERVILLE, Lycoming, PA | Pass | State |
| 2024-10-02 | EXPAND OPERATING LLC/ROSIEMAR SUS PAD | MESHOPPEN, Susquehanna, PA | Pass | State |
| 2024-10-02 | BASF METALS LLC | SENECA, Oconee, SC | Pass | State |
| 2024-10-02 | BASF METALS LLC | SENECA, Oconee, SC | Incomplete | State |
| 2024-10-02 | TEAL-JONES PINE PRODUCTS, INC. | MARTINSVILLE, Henry, VA | Pass | State |
| 2024-10-02 | SI NVA05A, LLC AND SI NVA05D, LLC — high-priority violation on file | MANASSAS, Manassas (city), VA | Pass | State |
| 2024-10-02 | NORTHWEST PIPELINE LLC SNOHOMISH | SNOHOMISH, Snohomish, WA | Pass | Local |
| 2024-10-02 | NORTHWEST PIPELINE LLC SNOHOMISH | SNOHOMISH, Snohomish, WA | Pass | Local |
| 2024-10-02 | ANR PIPELINE CO.-MOUNTAIN COMPRESSOR STA | SURING, Oconto, WI | Pass | State |
| 2024-10-02 | ALLIED WASTE SYCAMORE LANDFILL, LLC, HURRICANE | HURRICANE, Putnam, WV | Pass | State |
| 2024-10-02 | PRCC COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CONVERSE COUNTY, Converse, WY | Pass | State |
| 2024-10-02 | PRCC COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CONVERSE COUNTY, Converse, WY | Pass | State |
| 2024-10-02 | PRCC COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CONVERSE COUNTY, Converse, WY | Pass | State |
| 2024-10-02 | PRCC COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CONVERSE COUNTY, Converse, WY | Pass | State |
| 2024-10-02 | OPAL GAS PLANT (WILLIAMS FIELD SERVICES) | OPAL, Lincoln, WY | Pass | State |
| 2024-10-02 | OPAL GAS PLANT (WILLIAMS FIELD SERVICES) | OPAL, Lincoln, WY | Pass | State |
| 2024-10-02 | WESTVACO FACILITY (WE SODA WYOMING LP) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2024-10-01 | BONANZA POWER PLANT | BONANZA, Uintah, UT | Pass | U.S. EPA |
| 2024-10-01 | GAS PROCESSORS INC | CASTLEBERRY, Conecuh, AL | Pass | State |
| 2024-10-01 | GAS PROCESSORS INC | CASTLEBERRY, Conecuh, AL | Pass | State |
| 2024-10-01 | PEAK RENEWABLES BIOENERGY (DOTHAN) LLC | DOTHAN, Houston, AL | Pass | State |
| 2024-10-01 | CENTER POINT TERMINAL BLAKELEY, LLC | MOBILE, Mobile, AL | Pass | State |
| 2024-10-01 | FLORIDA GAS TRANSMISSION CO | MOUNT VERNON, Mobile, AL | Pass | State |
| 2024-10-01 | FLORIDA GAS TRANSMISSION CO | MOUNT VERNON, Mobile, AL | Pass | State |
| 2024-10-01 | FLORIDA GAS TRANSMISSION CO | MOUNT VERNON, Mobile, AL | Pass | State |
| 2024-10-01 | FLORIDA GAS TRANSMISSION CO | MOUNT VERNON, Mobile, AL | Pass | State |
| 2024-10-01 | FLORIDA GAS TRANSMISSION CO | MOUNT VERNON, Mobile, AL | Pass | State |
| 2024-10-01 | FLORIDA GAS TRANSMISSION CO | MOUNT VERNON, Mobile, AL | Pass | State |
| 2024-10-01 | FLORIDA GAS TRANSMISSION CO | MOUNT VERNON, Mobile, AL | Pass | State |
| 2024-10-01 | FLORIDA GAS TRANSMISSION CO | MOUNT VERNON, Mobile, AL | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.