EPA Air · stack tests by year

Air-emissions stack tests in 2020

33,437Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit.

States, 2020

Other years

Air-emissions stack tests recorded in 2020

Date	Facility	Where	Kind	Agency
2020-11-11	BRUNSWICK CELLULOSE LLC	BRUNSWICK, Glynn, GA	Pass	State
2020-11-11	BRUNSWICK CELLULOSE LLC	BRUNSWICK, Glynn, GA	Pass	State
2020-11-11	BRUNSWICK CELLULOSE LLC	BRUNSWICK, Glynn, GA	Pass	State
2020-11-11	VALERO RENEWABLE FUELS CO LLC-ALBERTCITY	ALBERT CITY, Buena Vista, IA	Pass	State
2020-11-11	AMSTED RAIL COMPANY, INC	KEOKUK, Lee, IA	Pass	State
2020-11-11	MIDAMERICAN ENERGY - DES MOINES CONTROL CENTER	URBANDALE, Polk, IA	Pass	Local
2020-11-11	HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file	GREENSBURG, Decatur, IN	Pass	State
2020-11-11	HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file	GREENSBURG, Decatur, IN	Pass	State
2020-11-11	HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file	GREENSBURG, Decatur, IN	Pass	State
2020-11-11	CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT	INDIANAPOLIS, Marion, IN	Pass	State
2020-11-11	WASTE NO ENERGY LLC	MONTICELLO, White, IN	Pass	State
2020-11-11	WASTE NO ENERGY LLC	MONTICELLO, White, IN	Pass	State
2020-11-11	WASTE NO ENERGY LLC	MONTICELLO, White, IN	Pass	State
2020-11-11	MPLX TERMINALS, LLC - ALGONQUIN TERMINAL	LOUISVILLE, Jefferson, KY	Pass	Local
2020-11-11	TRANSCONTINENTAL GAS PIPELINE	ELLICOTT CITY, Howard, MD	Pass	State
2020-11-11	3M NEVADA-COMMERCIAL GRAPHICS	NEVADA, Vernon, MO	Pending	State
2020-11-11	ELEMENTIS SPECIALITIES	SAINT LOUIS, St. Louis (city), MO	Pending	State
2020-11-11	NORTH CAROLINA STATE UNIVERSITY	RALEIGH, Wake, NC	Pass	State
2020-11-11	TERREVA WAYNE COUNTY RNG, LLC	DUDLEY, Wayne, NC	Pass	State
2020-11-11	CARGILL INC — high-priority violation on file	BLAIR, Washington, NE	Pass	State
2020-11-11	HARMONY GREENHOUSES LLC — high-priority violation on file	HARMONY, Warren, NJ	Fail	State
2020-11-11	DEVON- PAPAS FRITAS 27 CTB 1	MALAGA, Eddy, NM	Pass	State
2020-11-11	AVALON COMPRESSOR STATION	LOVING, Eddy, NM	Pass	State
2020-11-11	EOG - VALOR COMPRESSOR STATION	JAL, Lea, NM	Pass	State
2020-11-11	PAN MINE PROJECT	EUREKA, White Pine, NV	Fail	State
2020-11-11	MONTEFIORE MEDICAL CTR-111 E 210TH ST	BRONX, Bronx, NY	Pass	State
2020-11-11	SA RECYCLING COLUMBUS-PARSONS	COLUMBUS, Franklin, OH	Pass	State
2020-11-11	SA RECYCLING COLUMBUS-PARSONS	COLUMBUS, Franklin, OH	Pass	State
2020-11-11	SA RECYCLING COLUMBUS-PARSONS	COLUMBUS, Franklin, OH	Pass	State
2020-11-11	ENGIE BUCKEYE OPERATIONS LLC	COLUMBUS, Franklin, OH	Pass	State
2020-11-11	ENGIE BUCKEYE OPERATIONS LLC	COLUMBUS, Franklin, OH	Pass	State
2020-11-11	ENGIE BUCKEYE OPERATIONS LLC	COLUMBUS, Franklin, OH	Pass	State
2020-11-11	ENGIE BUCKEYE OPERATIONS LLC	COLUMBUS, Franklin, OH	Pass	State
2020-11-11	ENGIE BUCKEYE OPERATIONS LLC	COLUMBUS, Franklin, OH	Pass	State
2020-11-11	ENGIE BUCKEYE OPERATIONS LLC	COLUMBUS, Franklin, OH	Pass	State
2020-11-11	MATALCO USA LLC	LORDSTOWN, Trumbull, OH	Pass	State
2020-11-11	MATALCO USA LLC	LORDSTOWN, Trumbull, OH	Pass	State
2020-11-11	MATALCO USA LLC	LORDSTOWN, Trumbull, OH	Pass	State
2020-11-11	ASCENT RESOURCES - UTICA LLC - OLIVER CLR BL	MARTINS FERRY, Belmont, OH	Pass	State
2020-11-11	ASCENT RESOURCES - UTICA LLC - OLIVER CLR BL	MARTINS FERRY, Belmont, OH	Pass	State
2020-11-11	ASCENT RESOURCES - UTICA LLC - OLIVER CLR BL	MARTINS FERRY, Belmont, OH	Pass	State
2020-11-11	ASCENT RESOURCES - UTICA LLC - DALRYMPLE SMF JF	ADENA, Jefferson, OH	Pass	State
2020-11-11	ASCENT RESOURCES - UTICA LLC - DALRYMPLE SMF JF	ADENA, Jefferson, OH	Pass	State
2020-11-11	ASCENT RESOURCES - UTICA LLC - DALRYMPLE SMF JF	ADENA, Jefferson, OH	Pass	State
2020-11-11	ONEOK FIELD SERVICES CO LLC / DAKOTA COMPRESSOR STATION	GEARY, Canadian, OK	Pass	State
2020-11-11	ONEOK FIELD SERVICES CO LLC / DAKOTA COMPRESSOR STATION	GEARY, Canadian, OK	Pass	State
2020-11-11	ET GATHERING PROCESSING LLC / CYCLONE COMPRESSOR STATION	SEILING, Dewey, OK	Pass	State
2020-11-11	ET GATHERING PROCESSING LLC / CYCLONE COMPRESSOR STATION	SEILING, Dewey, OK	Pass	State
2020-11-11	IRON HORSE MIDSTREAM LLC / IRON HORSE PROCESSING PLANT	AMBER, Grady, OK	Pass	State
2020-11-11	IRON HORSE MIDSTREAM LLC / IRON HORSE PROCESSING PLANT	AMBER, Grady, OK	Pass	State
2020-11-11	IRON HORSE MIDSTREAM LLC / IRON HORSE PROCESSING PLANT	AMBER, Grady, OK	Pass	State
2020-11-11	CONTINENTAL RESOURCES / MCCLAIN 4 18 7XHW JACQUEZ 4 18 19XHW	MIDDLEBERG, Grady, OK	Pass	State
2020-11-11	CONTINENTAL RESOURCES / LAMBRECHT 4 17 20XHW LAMBRECHT 5 17 20	MIDDLEBERG, Grady, OK	Pass	State
2020-11-11	ET GATHERING PROCESSING LLC / CHEYENNE VALLEY COMPRESSOR STATION	ORIENTA, Major, OK	Pass	State
2020-11-11	CONTINENTAL RESOURCES / FORREST 1 8H	VELMA, Stephens, OK	Pass	State
2020-11-11	TARGA PIPELINE MIDCONTINENT WESTOK LLC / WOLGAMOTT COMPRESSOR STATION	ALVA, Woods, OK	Pass	State
2020-11-11	PA DEPT OF CORR/LAUREL HIGHLANDS SCI	SOMERSET, Somerset, PA	Pass	State
2020-11-11	PA DEPT OF CORR/LAUREL HIGHLANDS SCI	SOMERSET, Somerset, PA	Pass	State
2020-11-11	RWE HOLDING CO/WEST PITTSBURG PLT — high-priority violation on file	NEW CASTLE, Lawrence, PA	Pass	State
2020-11-11	RI RESOURCE RECOVERY CORP-CENTRAL LNDFL	JOHNSTON, TOWN OF, Providence, RI	Pass	State
2020-11-11	SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file	PINEVILLE, Berkeley, SC	Pass	State
2020-11-11	HUB CITY ENERGY, LLC — high-priority violation on file	ABERDEEN, Brown, SD	Pass	State
2020-11-11	NORTHWESTERN ENERGY PUBLIC SERVICE CORPORATION - ABERDEEN	ABERDEEN, Brown, SD	Pass	State
2020-11-11	HENKEL US OPERATIONS CORPORATION — high-priority violation on file	BRANDON, Minnehaha, SD	Pass	State
2020-11-11	MONUMENT HEALTH	RAPID CITY, Pennington, SD	Pass	State
2020-11-11	COMPASS MINERALS	UTAH, Undetermined, UT	Pass	State
2020-11-11	COMPASS MINERALS	UTAH, Undetermined, UT	Pass	State
2020-11-11	PRINCE WILLIAM COUNTY SANITARY LANDFILL	MANASSAS, Prince William, VA	Pass	State
2020-11-11	WESTROCK CP LLC - HOPEWELL	HOPEWELL, Hopewell (city), VA	Pass	State
2020-11-11	WESTROCK LONGVIEW LLC — high-priority violation on file	LONGVIEW, Cowlitz, WA	Pass	State
2020-11-11	PORT TOWNSEND PAPER CORPORATION — high-priority violation on file	PORT TOWNSEND, Jefferson, WA	Pass	State
2020-11-11	OWENS-BROCKWAY GLASS CONTAINER, INC. — high-priority violation on file	KALAMA, Cowlitz, WA	Pass	Local
2020-11-11	WESTLAKE US 2 LLC	LONGVIEW, Cowlitz, WA	Pass	Local
2020-11-11	U.S. ENERGY GREEN BAY FOX RIVER TERMINAL	GREEN BAY, Brown, WI	Pass	State
2020-11-11	VIRGINIA ELECTRIC AND POWER COMPANY, MT. STORM	MT. STORM, Grant, WV	Pass	State
2020-11-11	MOUNTAIN STATE CLEAN ENERGY, LLC, MAIDSVILLE	MAIDSVILLE, Monongalia, WV	Pass	State
2020-11-11	MOUNTAIN STATE CLEAN ENERGY, LLC, MAIDSVILLE	MAIDSVILLE, Monongalia, WV	Pass	State
2020-11-11	ANTERO MIDSTREAM LLC, MIDDLEBOURNE V	MIDDLEBOURNE, Tyler, WV	Pass	State
2020-11-11	BLACKS FORK GAS PLANT (HARVEST MIDSTREAM COMPANY)	GRANGER, Sweetwater, WY	Pass	State
2020-11-10	TRANSCONTINENTAL GAS PIPE LINE COMPANY L	BUTLER, Choctaw, AL	Pass	State
2020-11-10	TRANSCONTINENTAL GAS PIPE LINE COMPANY L	BUTLER, Choctaw, AL	Pass	State
2020-11-10	TRANSCONTINENTAL GAS PIPE LINE COMPANY L	BUTLER, Choctaw, AL	Pass	State
2020-11-10	W&T OFFSHORE, INC.	MOBILE BAY, Mobile, AL	Pass	State
2020-11-10	W&T OFFSHORE, INC.	MOBILE BAY, Mobile, AL	Pass	State
2020-11-10	DCP MIDSTREAM	CODEN, Mobile, AL	Pass	State
2020-11-10	DCP MIDSTREAM	CODEN, Mobile, AL	Pass	State
2020-11-10	DCP MIDSTREAM	CODEN, Mobile, AL	Pass	State
2020-11-10	SOUTHERN NATURAL GAS	REFORM, Pickens, AL	Pass	State
2020-11-10	SOUTHERN NATURAL GAS	REFORM, Pickens, AL	Pass	State
2020-11-10	WESTROCK COATED BOARD LLC-MAHRT MILL	PHENIX CITY, Russell, AL	Pass	State
2020-11-10	WESTROCK COATED BOARD LLC-MAHRT MILL	PHENIX CITY, Russell, AL	Pass	State
2020-11-10	WESTROCK COATED BOARD LLC-MAHRT MILL	PHENIX CITY, Russell, AL	Pass	State
2020-11-10	EAST BAY MUNICIPAL UTILITY DISTRICT — high-priority violation on file	OAKLAND, Alameda, CA	Pass	Local
2020-11-10	GUARDIAN INDUSTRIES CORP	KINGSBURG, Fresno, CA	Pass	Local
2020-11-10	GUARDIAN INDUSTRIES CORP	KINGSBURG, Fresno, CA	Pass	Local
2020-11-10	GUARDIAN INDUSTRIES CORP	KINGSBURG, Fresno, CA	Pass	Local
2020-11-10	GUARDIAN INDUSTRIES CORP	KINGSBURG, Fresno, CA	Pass	Local
2020-11-10	GUARDIAN INDUSTRIES CORP	KINGSBURG, Fresno, CA	Pass	Local
2020-11-10	GUARDIAN INDUSTRIES CORP	KINGSBURG, Fresno, CA	Pass	Local
2020-11-10	GUARDIAN INDUSTRIES CORP	KINGSBURG, Fresno, CA	Pass	Local

Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.