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 |
|---|---|---|---|---|
| 2024-10-16 | TOYOTA INDUSTRIES COMPRESSOR PARTS AMERICA, CO. | PENDERGRASS, Jackson, GA | N/A | State |
| 2024-10-16 | DIXIELAND EQUIPMENT SALES DBA DIXIELAND PALLET COMPANY — high-priority violation on file | TALMO, Jackson, GA | Pass | State |
| 2024-10-16 | PLATINUM CRUSH | ALTA, Buena Vista, IA | Pass | State |
| 2024-10-16 | ANR PIPELINE CO | SANDWICH, Kendall, IL | Pass | State |
| 2024-10-16 | ANR PIPELINE CO | SANDWICH, Kendall, IL | Pass | State |
| 2024-10-16 | ANR PIPELINE CO | SANDWICH, Kendall, IL | Pass | State |
| 2024-10-16 | ADM GRAIN COMPANY | MONTPELIER, Blackford, IN | Pass | State |
| 2024-10-16 | ADM GRAIN COMPANY | MONTPELIER, Blackford, IN | Pass | State |
| 2024-10-16 | ADM GRAIN COMPANY | MONTPELIER, Blackford, IN | Pass | State |
| 2024-10-16 | RECLAIMED ENERGY DIVISION OF SUPERIOR INDUSTRIAL SOLUTIONS I | CONNERSVILLE, Fayette, IN | Pass | State |
| 2024-10-16 | CALCIUM PRODUCTS DIVISION OF IRVING MATERIALS INC — high-priority violation on file | SWAYZEE, Grant, IN | Pass | State |
| 2024-10-16 | CALCIUM PRODUCTS DIVISION OF IRVING MATERIALS INC — high-priority violation on file | SWAYZEE, Grant, IN | Pass | State |
| 2024-10-16 | CALCIUM PRODUCTS DIVISION OF IRVING MATERIALS INC — high-priority violation on file | SWAYZEE, Grant, IN | Pass | State |
| 2024-10-16 | CALCIUM PRODUCTS DIVISION OF IRVING MATERIALS INC — high-priority violation on file | SWAYZEE, Grant, IN | Pass | State |
| 2024-10-16 | IDS BLAST FINISHING | INDIANAPOLIS, Marion, IN | Pass | State |
| 2024-10-16 | IDS BLAST FINISHING | INDIANAPOLIS, Marion, IN | Pass | State |
| 2024-10-16 | IDS BLAST FINISHING | INDIANAPOLIS, Marion, IN | Pass | State |
| 2024-10-16 | IDS BLAST FINISHING | INDIANAPOLIS, Marion, IN | Pass | State |
| 2024-10-16 | REAL ALLOY SPECIFICATION LLC | WABASH, Wabash, IN | Pass | State |
| 2024-10-16 | REAL ALLOY SPECIFICATION LLC | WABASH, Wabash, IN | Pass | State |
| 2024-10-16 | REAL ALLOY SPECIFICATION LLC | WABASH, Wabash, IN | Pass | State |
| 2024-10-16 | REAL ALLOY SPECIFICATION LLC | WABASH, Wabash, IN | Pass | State |
| 2024-10-16 | FORD MOTOR COMPANY KENTUCKY TRUCK PLANT | LOUISVILLE, Jefferson, KY | Pass | Local |
| 2024-10-16 | CHENIERE CREOLE TRAIL PIPELINE LP - GILLIS COMPRESSOR STATION | RAGLEY, Beauregard, LA | Pass | State |
| 2024-10-16 | VENTURE GLOBAL PLAQUEMINES LNG LLC - PLAQUEMINES LNG TERMINAL | PORT SULPHUR, Plaquemines, LA | Pass | State |
| 2024-10-16 | REWORLD HAVERHILL LLC F.K.A. COVANTA HAVERHILL INCORPORATED | HAVERHILL, TOWN OF, Essex, MA | Pass | State |
| 2024-10-16 | EASTERN LANDFILL GAS, LLC | WHITE MARSH, Baltimore, MD | Pass | State |
| 2024-10-16 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2024-10-16 | AMRIZE MIDWEST INC - NONMETALLIC | EAGAN, Dakota, MN | Pass | State |
| 2024-10-16 | RIVER CEMENT CO. DBA BUZZI UNICEM USA SELMA PLANT | FESTUS, Jefferson, MO | Pass | State |
| 2024-10-16 | RIVER CEMENT CO. DBA BUZZI UNICEM USA SELMA PLANT | FESTUS, Jefferson, MO | Pass | State |
| 2024-10-16 | MISSISSIPPI POWER COMPANY, CHEVRON COGENERATING PLANT | PASCAGOULA, Jackson, MS | Pass | State |
| 2024-10-16 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2024-10-16 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2024-10-16 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2024-10-16 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2024-10-16 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2024-10-16 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2024-10-16 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2024-10-16 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2024-10-16 | OWENS-BROCKWAY GLASS CONTAINER INC. | LEXINGTON, Davidson, NC | Pass | State |
| 2024-10-16 | GASTON COUNTY LANDFILL - HARDIN SITE | DALLAS, Gaston, NC | Pass | State |
| 2024-10-16 | GREDE II - BISCOE, LLC — high-priority violation on file | BISCOE, Montgomery, NC | Pending | State |
| 2024-10-16 | WASTE MANAGEMENT OF CAROLINAS, INC. - GREAT OAK LANDFILL | RANDLEMAN, Randolph, NC | Pass | State |
| 2024-10-16 | PETRY BOOSTER STATION | MALAGA, Eddy, NM | Pass | State |
| 2024-10-16 | CAESARS ENTERTAINMENT INCORPORATED - CAESARS CONSOLIDATED PROPERTIES | LAS VEGAS, Clark, NV | Pass | Local |
| 2024-10-16 | CAESARS ENTERTAINMENT INCORPORATED - CAESARS CONSOLIDATED PROPERTIES | LAS VEGAS, Clark, NV | Pass | Local |
| 2024-10-16 | CAESARS ENTERTAINMENT INCORPORATED - CAESARS CONSOLIDATED PROPERTIES | LAS VEGAS, Clark, NV | Pass | Local |
| 2024-10-16 | SILVERHAWK GENERATING STATION | LAS VEGAS, Clark, NV | Pass | Local |
| 2024-10-16 | BUCKEYE BIOGAS, LLC | WOOSTER, Wayne, OH | Pass | State |
| 2024-10-16 | BUCKEYE BIOGAS, LLC | WOOSTER, Wayne, OH | Pass | State |
| 2024-10-16 | BUCKEYE BIOGAS, LLC | WOOSTER, Wayne, OH | Pass | State |
| 2024-10-16 | VALGROUP — high-priority violation on file | FINDLAY, Hancock, OH | Pass | State |
| 2024-10-16 | VALGROUP — high-priority violation on file | FINDLAY, Hancock, OH | Pass | State |
| 2024-10-16 | ASCENT RESOURCES - UTICA LLC - ELITE MTP JF | DILLONVALE, Jefferson, OH | Pass | State |
| 2024-10-16 | ASCENT RESOURCES - UTICA LLC - ELITE MTP JF | DILLONVALE, Jefferson, OH | Pass | State |
| 2024-10-16 | ASCENT RESOURCES - UTICA LLC - ELITE MTP JF | DILLONVALE, Jefferson, OH | Pass | State |
| 2024-10-16 | ASCENT RESOURCES - UTICA LLC - KRINKE MTP JF | MOUNT PLEASANT, Jefferson, OH | Pass | State |
| 2024-10-16 | ASCENT RESOURCES - UTICA LLC - KRINKE MTP JF | MOUNT PLEASANT, Jefferson, OH | Pass | State |
| 2024-10-16 | ASCENT RESOURCES - UTICA LLC - KRINKE MTP JF | MOUNT PLEASANT, Jefferson, OH | Pass | State |
| 2024-10-16 | EUREKA MIDSTREAM - CAIN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2024-10-16 | EUREKA MIDSTREAM - CAIN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2024-10-16 | EUREKA MIDSTREAM - CAIN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2024-10-16 | EUREKA MIDSTREAM - CAIN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2024-10-16 | EUREKA MIDSTREAM - CAIN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2024-10-16 | EUREKA MIDSTREAM - CAIN RIDGE COMPRESSOR STATION | CLARINGTON, Monroe, OH | Pass | State |
| 2024-10-16 | INDEPENDENT CAN COMPANY | VANDALIA, Montgomery, OH | Pass | State |
| 2024-10-16 | INDEPENDENT CAN COMPANY | VANDALIA, Montgomery, OH | Pass | State |
| 2024-10-16 | ET GATHERING PROCESSING LLC / CARLTON COMPRESSOR STATION | SOUTHARD, Blaine, OK | Pass | State |
| 2024-10-16 | MARKWEST OKLAHOMA GAS CO LLC / OKARCHE COMPRESSOR STATION | OKARCHE, Canadian, OK | Pass | State |
| 2024-10-16 | MARKWEST OKLAHOMA GAS CO LLC / OKARCHE COMPRESSOR STATION | OKARCHE, Canadian, OK | Pass | State |
| 2024-10-16 | COTERRA ENERGY OPERATING CO / WILLIAMS 1H 3106X FACILITY | UNION CITY, Canadian, OK | Pass | State |
| 2024-10-16 | ET GATHERING PROCESSING LLC / NAPLES COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2024-10-16 | ET GATHERING PROCESSING LLC / NAPLES COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2024-10-16 | TOM STACK LLC / COOP COMPRESSOR FACILITY | OKARCHE, Kingfisher, OK | Pass | State |
| 2024-10-16 | TOM STACK LLC / COOP COMPRESSOR FACILITY | OKARCHE, Kingfisher, OK | Pass | State |
| 2024-10-16 | CHISHOLM OIL AND GAS OPERATING LLC / BLACKTAIL 19 05 31 1H | HENNESSEY, Kingfisher, OK | Pass | State |
| 2024-10-16 | TARGA PIPELINE MIDCONTINENT LLC / GOFF COMPRESSOR STATION | LITTLE CITY, Marshall, OK | Pass | State |
| 2024-10-16 | TARGA PIPELINE MIDCONTINENT LLC / GOFF COMPRESSOR STATION | LITTLE CITY, Marshall, OK | Pass | State |
| 2024-10-16 | ET GATHERING PROCESSING LLC / POWELL COMPRESSOR STATION | ASHLAND, Pittsburg, OK | Pass | State |
| 2024-10-16 | ET GATHERING PROCESSING LLC / POWELL COMPRESSOR STATION | ASHLAND, Pittsburg, OK | Pass | State |
| 2024-10-16 | HF SINCLAIR TULSA REFINING LLC / TULSA REFINERY EAST — high-priority violation on file | TULSA, Tulsa, OK | Pass | State |
| 2024-10-16 | KNOUSE FOODS COOP INC/PEACH GLEN TYRONE TWP | PEACH GLEN, Adams, PA | Pass | State |
| 2024-10-16 | HAZLETON HILLER LLC/STOCKTON MOUNTAIN ROAD SITE — high-priority violation on file | HAZLETON, Luzerne, PA | Fail | State |
| 2024-10-16 | EQM GATHERING OPCO LLC/MCINTOSH COMP STA | FINLEYVILLE, Washington, PA | Pass | State |
| 2024-10-16 | DIVERSIFIED PROD LLC/NINEVEH 58 WELL PAD — high-priority violation on file | PROSPERITY, Washington, PA | Pass | State |
| 2024-10-16 | DIVERSIFIED PROD LLC/NV 60 WELLPAD | CLAYSVILLE, Washington, PA | Pass | State |
| 2024-10-16 | EQM GATHERING OPCO LLC/SNAPPING TURTLE COMP STA | WIND RIDGE, Greene, PA | Pass | State |
| 2024-10-16 | MOGRIDGE, C. PAD 1 — high-priority violation on file | SPRINGVILLE, Susquehanna, PA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.