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 |
|---|---|---|---|---|
| 2022-10-04 | HOLY REDEEMER HOSP & MED CTR/ABINGTON | JENKINTOWN, Montgomery, PA | Pass | State |
| 2022-10-04 | BLUESTONE PIPELINE/CDP#1-A | NEW MILFORD, Susquehanna, PA | Pass | State |
| 2022-10-04 | COLUMBIA GAS TRANSMISSION CORPORATION | LOUISA, Louisa, VA | Pass | State |
| 2022-10-04 | BP WEST COAST PRODUCTS LLC — high-priority violation on file | BLAINE, Whatcom, WA | Pass | Local |
| 2022-10-04 | CARDINAL FG COMPANY | MENOMONIE, Dunn, WI | Pass | State |
| 2022-10-04 | CARDINAL FG COMPANY | MENOMONIE, Dunn, WI | Pass | State |
| 2022-10-04 | WILLIAMS OHIO VALLEY MIDSTREAM LLC, CORLEY STATION | DALLAS, Marshall, WV | Pass | State |
| 2022-10-04 | WILLIAMS OHIO VALLEY MIDSTREAM LLC, OAK GROVE | MOUNDSVILLE, Marshall, WV | Pass | State |
| 2022-10-04 | MONONGAHELA POWER COMPANY, FORT MARTIN STATION | MAIDSVILLE, Monongalia, WV | Pass | State |
| 2022-10-04 | MONONGAHELA POWER COMPANY, FORT MARTIN STATION | MAIDSVILLE, Monongalia, WV | Pass | State |
| 2022-10-04 | HF SINCLAIR PARCO REFINING LLC — high-priority violation on file | SINCLAIR, Carbon, WY | Pass | State |
| 2022-10-04 | PRCC COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CONVERSE COUNTY, Converse, WY | Pass | State |
| 2022-10-03 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | SWEET WATER, Marengo, AL | Pass | State |
| 2022-10-03 | ALPHAPET INC — high-priority violation on file | DECATUR, Morgan, AL | Pass | State |
| 2022-10-03 | URBAN MINING CT LLC | BEACON FALLS, New Haven, CT | Fail | State |
| 2022-10-03 | MECO - PALAAU | PALAAU, Maui, HI | Pass | State |
| 2022-10-03 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2022-10-03 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2022-10-03 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2022-10-03 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2022-10-03 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2022-10-03 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2022-10-03 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2022-10-03 | EGA SPECTRO ALLOYS | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-10-03 | WEST FRASER US EWP LLC — high-priority violation on file | GUNTOWN, Lee, MS | Pass | State |
| 2022-10-03 | WHITE STREET RENEWABLES, LLC | GREENSBORO, Guilford, NC | Pass | State |
| 2022-10-03 | NEBRASKA CITY POWER PLANT NO 3 | NEBRASKA CITY, Otoe, NE | Pass | State |
| 2022-10-03 | PLANTVIEW COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-10-03 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2022-10-03 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2022-10-03 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2022-10-03 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2022-10-03 | EOG - NEPTUNE LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2022-10-03 | ONEOK FIELD SERVICES CO LLC / REDTAIL COMPRESSOR STATION | LINDSAY, Garvin, OK | Pass | State |
| 2022-10-03 | ONEOK FIELD SERVICES CO LLC / REDTAIL COMPRESSOR STATION | LINDSAY, Garvin, OK | Pass | State |
| 2022-10-03 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | WEST FINLEY, Greene, PA | Pass | State |
| 2022-10-03 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | WEST FINLEY, Greene, PA | Pass | State |
| 2022-10-03 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/GODWIN COMP STA | WASHINGTON, Washington, PA | Pass | State |
| 2022-10-03 | NATL FUEL SUPPLY CORP/BUFFALO COMP STA | WASHINGTON, Washington, PA | Pass | State |
| 2022-10-03 | WILLIAMS FIELD SVC CO LLC/CENTRAL COMP STA | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-10-03 | SIMCOE - MIERA CENTRAL DELIVERY POINT | LA PLATA COUNTY, La Plata, CO | Pass | U.S. EPA |
| 2022-10-03 | NUCOR STEEL SEATTLE INC | SEATTLE, King, WA | Pass | Local |
| 2022-10-03 | NORTHERN STATES PWR CO WHEATON GEN STA | EAU CLAIRE, Chippewa, WI | Pass | State |
| 2022-10-03 | PACKAGING CORPORATION OF AMERICA-TOMAHAW | TOMAHAWK, Lincoln, WI | Pass | State |
| 2022-10-03 | MOUNTAIN GATHERING, LLC, MCCLELLAND STATION | WORTHINGTON, Marion, WV | Pass | State |
| 2022-10-03 | WILLIAMS OHIO VALLEY MIDSTREAM LLC, BURCH RIDGE ST | MOUNDSVILLE, Marshall, WV | Pass | State |
| 2022-10-02 | CERTAINTEED GYPSUM PALATKA, LLC | PALATKA, Putnam, FL | Pass | State |
| 2022-10-01 | MARKWEST LIBERTY MID & RES / HOSKINS BOOSTER COMP STA | CLAYSVILLE, Washington, PA | Pass | State |
| 2022-09-30 | LEHIGH S.W. CEMENT CO. | TEHACHAPI, Kern, CA | Pass | Local |
| 2022-09-30 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-30 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-30 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-30 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-30 | ELK CORPORATION OF TEXAS | SHAFTER, Kern, CA | Pass | Local |
| 2022-09-30 | ELK CORPORATION OF TEXAS | SHAFTER, Kern, CA | Pass | Local |
| 2022-09-30 | ELK CORPORATION OF TEXAS | SHAFTER, Kern, CA | Pass | Local |
| 2022-09-30 | ELK CORPORATION OF TEXAS | SHAFTER, Kern, CA | Pass | Local |
| 2022-09-30 | ELK CORPORATION OF TEXAS | SHAFTER, Kern, CA | Pass | Local |
| 2022-09-30 | ELK CORPORATION OF TEXAS | SHAFTER, Kern, CA | Pass | Local |
| 2022-09-30 | REWORLD BRISTOL, INC. | BRISTOL, Hartford, CT | Pass | State |
| 2022-09-30 | ANR PIPELINE CO-BIRMINGHAM (LICK CREEK) | BIRMINGHAM (HISTORICAL), Van Buren, IA | Pass | State |
| 2022-09-30 | ANR PIPELINE CO-BIRMINGHAM (LICK CREEK) | BIRMINGHAM (HISTORICAL), Van Buren, IA | Pass | State |
| 2022-09-30 | METAL TECHNOLOGIES AUBURN LLC — high-priority violation on file | AUBURN, DeKalb, IN | Pass | State |
| 2022-09-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-09-30 | CREATIVE FOAM MEDICAL SYSTEMS | BREMEN, Marshall, IN | Pass | State |
| 2022-09-30 | CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file | BURNS HARBOR, Porter, IN | Pass | State |
| 2022-09-30 | YELLOWSTONE POWER PLANT — high-priority violation on file | BILLINGS, Yellowstone, MT | Pass | State |
| 2022-09-30 | NEBRASKA CITY POWER PLANT NO 1 | NEBRASKA CITY, Otoe, NE | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-09-30 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-30 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-30 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
| 2022-09-30 | HANGING ROCK POWER COMPANY, LLC | IRONTON, Lawrence, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register and stack tests recorded in 2022. The page lists 29,136 stack tests recorded nationwide in 2022.