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

Other years

Air-emissions stack tests recorded in 2023

Date	Facility	Where	Kind	Agency
2023-12-26	SUPERIOR MIDSTREAM LLC / CASHION NORTH BOOSTER STATION (WASWO)	CASHION, Logan, OK	Pass	State
2023-12-26	DCP OPERATING CO LP / SHOLEM GAS PLANT	VELMA, Stephens, OK	Pass	State
2023-12-23	NUCOR STEEL FLORIDA, INC.	FROSTPROOF, Polk, FL	Pass	State
2023-12-23	DOMINION - LADYSMITH CT STATION	WOODFORD, Caroline, VA	Pass	State
2023-12-22	NUCOR YAMATO STEEL COMPANY	BLYTHEVILLE, Mississippi, AR	Pass	State
2023-12-22	NUCOR YAMATO STEEL COMPANY	BLYTHEVILLE, Mississippi, AR	Pass	State
2023-12-22	NUCOR YAMATO STEEL COMPANY	BLYTHEVILLE, Mississippi, AR	Fail	State
2023-12-22	ARKANSAS BIOENERGY, LLC - RUSSELLVILLE	RUSSELLVILLE, Pope, AR	Pass	State
2023-12-22	WESTLAKE ROYAL ROOFING LLC	CORONA, Riverside, CA	N/A	Local
2023-12-22	FOSTER FOOD PRODUCTS — high-priority violation on file	LIVINGSTON, Merced, CA	Pass	Local
2023-12-22	FOSTER FOOD PRODUCTS — high-priority violation on file	LIVINGSTON, Merced, CA	Pass	Local
2023-12-22	CENTERSTREAM STL LLC	SAINT LOUIS, St. Louis (city), MO	Pass	State
2023-12-22	MONMOUTH CNTY RECLAMATION CENTER	TINTON FALLS, Monmouth, NJ	Pass	State
2023-12-22	CORNING DIESEL MANUFACTURING FACILITY	PAINTED POST, Steuben, NY	Pass	State
2023-12-22	LUCK STONE - FAIRFIELD I-77 DEVELOPMENT	RIDGEWAY, Fairfield, SC	Pass	State
2023-12-22	KENNECOTT MAIN STACK, SMELTER AND	BINGHAM CANYON, Salt Lake, UT	Pass	State
2023-12-22	KENNECOTT MAIN STACK, SMELTER AND	BINGHAM CANYON, Salt Lake, UT	Pass	State
2023-12-21	DEMOPOLIS PELLETS, LLC	DEMOPOLIS, Marengo, AL	Pass	State
2023-12-21	BAKELITE CHEMICALS LLC.	CROSSETT, Ashley, AR	Pass	State
2023-12-21	NUCOR YAMATO STEEL COMPANY	BLYTHEVILLE, Mississippi, AR	Pass	State
2023-12-21	AIR PRODUCTS MANUFACTURING, LLC — high-priority violation on file	PARAMOUNT, Los Angeles, CA	Pass	Local
2023-12-21	PASADENA CITY, DWP (EIS USE)	PASADENA, Los Angeles, CA	Pass	Local
2023-12-21	BURBANK CITY, BURBANK WATER & POWER SCPP	BURBANK, Los Angeles, CA	Pass	Local
2023-12-21	COLTON POWER, LP	COLTON, San Bernardino, CA	Pass	Local
2023-12-21	COLTON POWER, LP	COLTON, San Bernardino, CA	Pass	Local
2023-12-21	SDG&E CUYAMACA PEAK ENERGY PLANT	EL CAJON, San Diego, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	O'NEILL BEVERAGES CO LLC	PARLIER, Fresno, CA	Pass	Local
2023-12-21	PEOPLES GAS LIGHT & COKE CO	FISHER, Champaign, IL	Pass	State
2023-12-21	DUKE ENERGY INDIANA LLC - GIBSON GENERATING STATION	OWENSVILLE, Gibson, IN	Pass	State
2023-12-21	PURDUE UNIVERSITY — high-priority violation on file	WEST LAFAYETTE, Tippecanoe, IN	Pass	State
2023-12-21	NOVELIS	BEREA, Madison, KY	Pass	State
2023-12-21	SAPPI NORTH AMERICA, INC.	SKOWHEGAN, Somerset, ME	Pass	State
2023-12-21	MICHIGAN SUGAR COMPANY - SEBEWAING FACTORY — high-priority violation on file	SEBEWAING, Huron, MI	Pending	State
2023-12-21	FCA US LLC STERLING HEIGHTS ASSEMBLY PLANT	STERLING HEIGHTS, Macomb, MI	Pending	State
2023-12-21	MUSKEGON COUNTY SOLID WASTE FACILITY	RAVENNA, Muskegon, MI	Pending	State
2023-12-21	AMERICAN CRYSTAL SUGAR - EAST GRAND FORKS	EAST GRAND FORKS, Polk, MN	Pass	State
2023-12-21	AMERICAN CRYSTAL SUGAR - EAST GRAND FORKS	EAST GRAND FORKS, Polk, MN	Pass	State
2023-12-21	COLSTRIP STEAM ELECTRIC STATION	COLSTRIP, Rosebud, MT	Pass	State
2023-12-21	COLLINS TREE SERVICE PIT	NEWPORT, Carteret, NC	Pass	State
2023-12-21	KAO SPECIALTIES AMERICAS, LLC	HIGH POINT, Guilford, NC	Pass	State
2023-12-21	DAKOTA GASIFICATION COMPANY (DGC) - GREAT PLAINS SYNFUELS PLANT - AQ	BEULAH, Mercer, ND	Pass	State
2023-12-21	CARGILL INC — high-priority violation on file	BLAIR, Washington, NE	N/A	State
2023-12-21	GENIE COMPRESSOR STATION	JAL, Lea, NM	Pass	State
2023-12-21	JAMES HARDIE BUILDING PRODUCTS, INC.	MCCARRAN, Storey, NV	Pass	State
2023-12-21	AMRIZE RAVENA FACILITY	COEYMANS, Albany, NY	Pass	State
2023-12-21	ASCENT RESOURCES - UTICA LLC - SHIPMAN WLS GR	LORE CITY, Guernsey, OH	Pass	State
2023-12-21	ASCENT RESOURCES - UTICA LLC - SHIPMAN WLS GR	LORE CITY, Guernsey, OH	Pass	State
2023-12-21	ASCENT RESOURCES - UTICA LLC - SHIPMAN WLS GR	LORE CITY, Guernsey, OH	Pass	State
2023-12-21	CATOOSA TEST FACILITY LLC / HALLETT TEST SITE	HALLETT, Pawnee, OK	Pass	State
2023-12-21	CATOOSA TEST FACILITY LLC / HALLETT TEST SITE	HALLETT, Pawnee, OK	Pass	State
2023-12-21	MARKWEST OKLAHOMA GAS CO LLC / MYER MOUNTAIN COMPRESSOR STATION — high-priority violation on file	SCIPIO, Pittsburg, OK	Pass	State
2023-12-21	TALL OAK WOODFORD LLC / SOLERA COMPRESSOR FACILITY	MCALESTER, Pittsburg, OK	Pass	State
2023-12-21	TENSION INTL / KING OF PRUSSIA	KING OF PRUSSIA, Montgomery, PA	Pass	State
2023-12-21	SWN PROD CO FIONDI SITE COMP STA	MONTROSE, Susquehanna, PA	Pass	State
2023-12-21	CPV FAIRVIEW LLC/FAIRVIEW ENERGY CTR — high-priority violation on file	JOHNSTOWN, Cambria, PA	Pass	State
2023-12-21	WARRINER, S PAD 1 — high-priority violation on file	MONTROSE, Susquehanna, PA	Pass	State
2023-12-21	CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file	GOOSE CREEK, Berkeley, SC	Fail	State
2023-12-21	QUIKRETE CONSTRUCTION MATERIALS, LLC — high-priority violation on file	HARLEYVILLE, Dorchester, SC	Fail	State
2023-12-21	TENNESSEE ALUMINUM PROCESSORS,INC.	MOUNT PLEASANT, Maury, TN	Pass	State
2023-12-21	NYDIG DFM LLC - DUCHESNE DATA POWER STATION (FORMERLY CRUSOE ENERGY SYSTEMS)	UPALCO, Duchesne, UT	Pass	State
2023-12-21	GAINESVILLE CROSSING DATA CAMPUS - GCDC	GAINESVILLE, Prince William, VA	Pass	State
2023-12-21	HANSEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES CO.)	SWEETWATER COUNTY, Sweetwater, WY	Pass	State
2023-12-21	HANSEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES CO.)	SWEETWATER COUNTY, Sweetwater, WY	Pass	State
2023-12-21	HANSEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES CO.)	SWEETWATER COUNTY, Sweetwater, WY	Pass	State
2023-12-21	HANSEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES CO.)	SWEETWATER COUNTY, Sweetwater, WY	Pass	State
2023-12-20	TARGA BADLANDS JUNCTION COMPRESSOR STATION	MCKENZIE COUNTY, McKenzie, ND	Pass	U.S. EPA
2023-12-20	DEMOPOLIS PELLETS, LLC	DEMOPOLIS, Marengo, AL	Pass	State
2023-12-20	CARMEUSE LIME & STONE INC	SAGINAW, Shelby, AL	Pass	State
2023-12-20	WESTERN FOODS DELTA REGION	PINE BLUFF, Jefferson, AR	Pass	State
2023-12-20	STATE OF CALIFORNIA PRISON - SACRAMENTO	REPRESA, Sacramento, CA	Pass	Local
2023-12-20	NEW NGC, INC.	LONG BEACH, Los Angeles, CA	Pass	Local
2023-12-20	COLTON POWER, LP	COLTON, San Bernardino, CA	Pass	Local
2023-12-20	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2023-12-20	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2023-12-20	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2023-12-20	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2023-12-20	URBAN MINING CT LLC	BEACON FALLS, New Haven, CT	Pass	State
2023-12-20	PAR - REFINERY — high-priority violation on file	KAPOLEI, Honolulu, HI	Pass	State
2023-12-20	VALERO RENEWABLE FUELS COMPANY. LLC D/B/A VALERO LAKOTA PLANT — high-priority violation on file	LAKOTA, Kossuth, IA	Pass	State
2023-12-20	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-20	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-20	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-20	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-20	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-20	REDDELL FIELD CENTRAL FACILITY	REDDELL, Evangeline, LA	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 their stack tests in 2023. It lists 26,911 stack tests recorded nationwide in 2023.