EPA Air · stack tests by year
Air-emissions stack tests in 2023
- 26,911Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2023
- California 7,676
- Ohio 2,800
- Florida 1,589
- Indiana 1,487
- Oklahoma 1,420
- New Mexico 1,087
- Georgia 1,057
- Pennsylvania 889
- Alabama 689
- Wyoming 670
- Mississippi 625
- Arkansas 602
- Iowa 453
- Colorado 436
- Texas 395
- Missouri 328
- North Carolina 302
- Washington 283
- Wisconsin 251
- Michigan 229
- Minnesota 228
- Delaware 224
- South Carolina 222
- West Virginia 218
- Kentucky 210
- Tennessee 200
- Utah 196
- Montana 177
- Virginia 170
- North Dakota 157
- Illinois 152
- Nebraska 152
- Alaska 140
- Nevada 127
- New York 123
- Maine 111
- Connecticut 108
- Arizona 102
- Louisiana 77
- Idaho 77
- Hawaii 72
- New Hampshire 58
- New Jersey 56
- South Dakota 54
- Maryland 49
- Kansas 45
- Oregon 44
- District of Columbia 36
- Massachusetts 27
- Rhode Island 20
- Puerto Rico 6
- Vermont 5
Other years
Air-emissions stack tests recorded in 2023
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2023-11-09 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2023-11-09 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2023-11-09 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2023-11-09 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2023-11-09 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2023-11-09 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2023-11-09 | SUNCOR ENERGY - DENVER REFINERY — high-priority violation on file | COMMERCE CITY, Adams, CO | Pass | State |
| 2023-11-09 | WES DJ GAS PROC - WATTENBERG PLANT | AURORA, Adams, CO | Pass | State |
| 2023-11-09 | LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file | PARACHUTE 10.1 MI. W OF, Garfield, CO | Pass | State |
| 2023-11-09 | VERDAD RESOURCES LLC - BOYDSTON 3535 PAD | GROVER AREA, Weld, CO | Pass | State |
| 2023-11-09 | QUANTUM BIOPOWER SOUTHINGTON LLC | SOUTHINGTON, Hartford, CT | Fail | State |
| 2023-11-09 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2023-11-09 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2023-11-09 | OLEANDER POWER PROJECT, LP | COCOA, Brevard, FL | Pass | State |
| 2023-11-09 | OLEANDER POWER PROJECT, LP | COCOA, Brevard, FL | Pass | State |
| 2023-11-09 | EMORY UNIVERSITY | ATLANTA, DeKalb, GA | Pass | State |
| 2023-11-09 | STERILIZATION SERVICES OF GEORGIA | ATLANTA, Fulton, GA | Pass | State |
| 2023-11-09 | STERILIZATION SERVICES OF GEORGIA | ATLANTA, Fulton, GA | Pass | State |
| 2023-11-09 | GA POWER CO. - PLANT SCHERER | JULIETTE, Monroe, GA | Pass | State |
| 2023-11-09 | MECO - MAALAEA | MAALAEA, Maui, HI | Pass | State |
| 2023-11-09 | POET BIOREFINING - SHELL ROCK, LLC — high-priority violation on file | SHELL ROCK, Butler, IA | Pass | State |
| 2023-11-09 | POET BIOREFINING - SHELL ROCK, LLC — high-priority violation on file | SHELL ROCK, Butler, IA | Pass | State |
| 2023-11-09 | POET BIOREFINING - SHELL ROCK, LLC — high-priority violation on file | SHELL ROCK, Butler, IA | Pass | State |
| 2023-11-09 | SSAB IOWA INC — high-priority violation on file | MUSCATINE, Muscatine, IA | Pass | State |
| 2023-11-09 | SSAB IOWA INC — high-priority violation on file | MUSCATINE, Muscatine, IA | Pass | State |
| 2023-11-09 | MAGELLAN PIPELINE CO LP-SIOUX CITY | SIOUX CITY, Woodbury, IA | Pass | State |
| 2023-11-09 | IDAHOAN FOODS LLC - IDAHO FALLS | IDAHO FALLS, Bonneville, ID | Pass | State |
| 2023-11-09 | ZION ENERGY CENTER | ZION, Lake, IL | Pass | State |
| 2023-11-09 | LIFE TECHNOLOGIES CORPORATION | ROCKFORD, Winnebago, IL | Pass | State |
| 2023-11-09 | CAMERON LNG LLC - CAMERON LNG FACILITY — high-priority violation on file | HACKBERRY, Cameron, LA | Pass | State |
| 2023-11-09 | FALL RIVER WATER DEPARTMENT — high-priority violation on file | FALL RIVER, Bristol, MA | Pending | State |
| 2023-11-09 | SAPPI NORTH AMERICA, INC. | SKOWHEGAN, Somerset, ME | Pass | State |
| 2023-11-09 | DTE ST. CLAIR / BELLE RIVER POWER PLANT — high-priority violation on file | CHINA, St. Clair, MI | Pass | State |
| 2023-11-09 | ROLLING HILLS LANDFILL | BUFFALO, Wright, MN | N/A | State |
| 2023-11-09 | CHOCTAW GENERATION LIMITED PARTNERSHIP, RED HILLS GENERATION FACILITY | ACKERMAN, Choctaw, MS | Pass | State |
| 2023-11-09 | CHOCTAW GENERATION LIMITED PARTNERSHIP, RED HILLS GENERATION FACILITY | ACKERMAN, Choctaw, MS | Pass | State |
| 2023-11-09 | COLUMBIA GULF TRANSMISSION LLC, INVERNESS COMPRESSOR STATION | INVERNESS, Humphreys, MS | Pass | State |
| 2023-11-09 | COLUMBIA GULF TRANSMISSION LLC, INVERNESS COMPRESSOR STATION | INVERNESS, Humphreys, MS | Pass | State |
| 2023-11-09 | COLUMBIA GULF TRANSMISSION LLC, INVERNESS COMPRESSOR STATION | INVERNESS, Humphreys, MS | Pass | State |
| 2023-11-09 | COLUMBIA GULF TRANSMISSION LLC, INVERNESS COMPRESSOR STATION | INVERNESS, Humphreys, MS | Pass | State |
| 2023-11-09 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2023-11-09 | BATESVILLE MANUFACTURING LLC, VICKSBURG | VICKSBURG, Warren, MS | Pass | State |
| 2023-11-09 | BATESVILLE MANUFACTURING LLC, VICKSBURG | VICKSBURG, Warren, MS | Pass | State |
| 2023-11-09 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2023-11-09 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2023-11-09 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2023-11-09 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2023-11-09 | NORTHWESTERN ENERGY MAINLINE #1 | CUT BANK, Glacier, MT | Pass | State |
| 2023-11-09 | PUBLIC WORKS COMMISSION BUTLER-WARNER GENERATION PLANT | FAYETTEVILLE, Cumberland, NC | Pass | State |
| 2023-11-09 | MCALPINE CREEK WASTEWATER MANAGEMENT FACILITY | PINEVILLE, Mecklenburg, NC | Pass | Local |
| 2023-11-09 | NORTHERN BORDER PIPELINE COMPANY - ARNEGARD COMPRESSOR STATION - AQ | ARNEGARD, McKenzie, ND | Pass | State |
| 2023-11-09 | MIDDLESEX COUNTY LANDFILL | EAST BRUNSWICK, Middlesex, NJ | Fail | State |
| 2023-11-09 | RED BLUFF NO3 COMPRESSOR STATION | ROSWELL, Chaves, NM | Pass | State |
| 2023-11-09 | RED BLUFF NO3 COMPRESSOR STATION | ROSWELL, Chaves, NM | Pass | State |
| 2023-11-09 | BLACK RIVER COMPRESSOR STATION | MALAGA, Chaves, NM | Pass | State |
| 2023-11-09 | BLACK RIVER COMPRESSOR STATION | MALAGA, Chaves, NM | Pass | State |
| 2023-11-09 | WILLOW LAKE GAS PROCESSING PLANT | MALAGA, Eddy, NM | Pass | State |
| 2023-11-09 | WILLOW LAKE GAS PROCESSING PLANT | MALAGA, Eddy, NM | Pass | State |
| 2023-11-09 | SPARTAN COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2023-11-09 | SPARTAN COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2023-11-09 | REMURIATE DELTA, LLC | DELTA, Fulton, OH | Pass | State |
| 2023-11-09 | ASCENT RESOURCES - UTICA LLC - THREE DADS RCH BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2023-11-09 | ASCENT RESOURCES - UTICA LLC - THREE DADS RCH BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2023-11-09 | ASCENT RESOURCES - UTICA LLC - THREE DADS RCH BL | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2023-11-09 | ASCENT RESOURCES - UTICA LLC - STONE CRC JF | WINTERSVILLE, Jefferson, OH | Pass | State |
| 2023-11-09 | ASCENT RESOURCES - UTICA LLC - STONE CRC JF | WINTERSVILLE, Jefferson, OH | Pass | State |
| 2023-11-09 | ASCENT RESOURCES - UTICA LLC - STONE CRC JF | WINTERSVILLE, Jefferson, OH | Pass | State |
| 2023-11-09 | HERRICK PAD 952535 | SARDIS, Monroe, OH | Pass | State |
| 2023-11-09 | HERRICK PAD 952535 | SARDIS, Monroe, OH | Pass | State |
| 2023-11-09 | HERRICK PAD 952535 | SARDIS, Monroe, OH | Pass | State |
| 2023-11-09 | CLEVELAND-CLIFFS CLEVELAND WORKS LLC — high-priority violation on file | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2023-11-09 | FERROUS METAL PROCESSING CO. | BROOKLYN, Cuyahoga, OH | Pass | State |
| 2023-11-09 | FW MIDCON I LLC / CHEYENNE ARAPAHO BIA 1307 1 20 17WXH 1 | CONCHO, Canadian, OK | Pass | State |
| 2023-11-09 | BLUE MOUNTAIN MIDSTREAM LLC / PREAKNESS COMPRESSOR STATION | UNION CITY, Canadian, OK | Pass | State |
| 2023-11-09 | BLUE MOUNTAIN MIDSTREAM LLC / PREAKNESS COMPRESSOR STATION | UNION CITY, Canadian, OK | Pass | State |
| 2023-11-09 | PEOPLES ELECTRIC COOP / CENTRAHOMA — high-priority violation on file | CENTRAHOMA, Coal, OK | Pass | State |
| 2023-11-09 | PEOPLES ELECTRIC COOP / CENTRAHOMA — high-priority violation on file | CENTRAHOMA, Coal, OK | Pass | State |
| 2023-11-09 | FW MIDCON I LLC / SMITH 3 18H CENTRAL FACILITY | LINDSAY, Garvin, OK | Pass | State |
| 2023-11-09 | FW MIDCON I LLC / HARD KNOX 0304 1 3 34SXH JEWELL BIA 03 | LINDSAY, Garvin, OK | Pass | State |
| 2023-11-09 | MARKWEST OKLAHOMA GAS CO LLC / LAMAR COMPRESSOR STATION | LAMAR, Hughes, OK | Pass | State |
| 2023-11-09 | FW MIDCON I LLC / CERNY 1607 1 35MH | KINGFISHER, Kingfisher, OK | Pass | State |
| 2023-11-09 | INTERNATIONAL PAPER | SPRINGFIELD, Lane, OR | Pass | Local |
| 2023-11-09 | ELECTRALLOY GO CARLSON/OIL CITY | OIL CITY, Venango, PA | Pass | State |
| 2023-11-09 | WOODGRAIN INC/FIBER DIV PA | TOWANDA, Bradford, PA | Pass | State |
| 2023-11-09 | GEORGIA PACIFIC PANEL PRODUCTS LLC/MOUNT JEWETT MDF | KANE, McKean, PA | Pass | State |
| 2023-11-09 | US GYPSUM CO/WASHINGTONVILLE PLT — high-priority violation on file | DANVILLE, Montour, PA | Pass | State |
| 2023-11-09 | CNX MIDSTREAM OPR CO LLC/MOR-44 COMP STA | WEST FINLEY, Washington, PA | Pass | State |
| 2023-11-09 | ALLENDALE BIOMASS LLC | FAIRFAX, Allendale, SC | Pass | State |
| 2023-11-09 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2023-11-09 | TENNESSEE OPERATIONS OF EASTMAN CHEMICAL COMPANY — high-priority violation on file | KINGSPORT, Sullivan, TN | Pass | State |
| 2023-11-09 | KINDER MORGAN NEWINGTON TERMINAL #1 | NEWINGTON, Fairfax, VA | Pass | State |
| 2023-11-09 | TRANSCONTINENTAL GAS PIPELINE - STATION 180 | UNIONVILLE, Orange, VA | Pass | State |
| 2023-11-09 | TRANSCONTINENTAL GAS PIPELINE - STATION 180 | UNIONVILLE, Orange, VA | Pass | State |
| 2023-11-09 | WESTROCK CP LLC - HOPEWELL | HOPEWELL, Hopewell (city), VA | Pass | State |
| 2023-11-09 | INTERFOR US INC - PORT ANGELES DIVISION | PORT ANGELES, Clallam, WA | Pass | Local |
| 2023-11-09 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., SHERWOOD | WEST UNION, Doddridge, WV | Pass | State |
| 2023-11-09 | SHERIDAN MEDICAL CENTER (DEPARTMENT OF VETERANS AFFAIRS) | SHERIDAN, Sheridan, WY | Pass | State |
| 2023-11-09 | SHERIDAN MEDICAL CENTER (DEPARTMENT OF VETERANS AFFAIRS) | SHERIDAN, Sheridan, WY | Pass | State |
| 2023-11-09 | SHERIDAN MEDICAL CENTER (DEPARTMENT OF VETERANS AFFAIRS) | SHERIDAN, Sheridan, WY | Pass | State |
| 2023-11-09 | SHERIDAN MEDICAL CENTER (DEPARTMENT OF VETERANS AFFAIRS) | SHERIDAN, Sheridan, WY | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.