EPA Air · stack tests by year

Air-emissions stack tests in 2021

35,950Stack tests

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

States, 2021

Other years

Air-emissions stack tests recorded in 2021

Date	Facility	Where	Kind	Agency
2021-12-15	CARMI LIGHT & WATER	CARMI, White, IL	Pass	State
2021-12-15	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2021-12-15	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2021-12-15	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2021-12-15	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2021-12-15	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2021-12-15	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2021-12-15	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2021-12-15	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2021-12-15	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2021-12-15	ELECTRO CYCLE INC	MADISONVILLE, Hopkins, KY	Pass	State
2021-12-15	LOUISVILLE GAS & ELECTRIC	MAGNOLIA, Larue, KY	Pass	State
2021-12-15	BAE SYSTEMS	LOUISVILLE, Jefferson, KY	Pass	Local
2021-12-15	THERMO FISHER SCIENTIFIC	BEDFORD, TOWN OF, Middlesex, MA	Pass	State
2021-12-15	MAGNITUDE 7 METALS, LLC	MARSTON, New Madrid, MO	Pending	State
2021-12-15	MAGNITUDE 7 METALS, LLC	MARSTON, New Madrid, MO	Pending	State
2021-12-15	OWENS-BROCKWAY GLASS CONTAINER INC.	LEXINGTON, Davidson, NC	Pass	State
2021-12-15	WESTROCK KRAFT PAPER, LLC	ROANOKE RAPIDS, Halifax, NC	Pass	State
2021-12-15	WESTROCK KRAFT PAPER, LLC	ROANOKE RAPIDS, Halifax, NC	Pass	State
2021-12-15	DEEP ELEM LGL STATION	LOVING, Eddy, NM	Pass	State
2021-12-15	DEEP ELEM LGL STATION	LOVING, Eddy, NM	Pass	State
2021-12-15	JERRITT CANYON MINE — high-priority violation on file	ELKO, Elko, NV	Fail	State
2021-12-15	GOLDSTRIKE MINE	CARLIN, Eureka, NV	Pass	State
2021-12-15	AMRIZE RAVENA FACILITY	COEYMANS, Albany, NY	Pass	State
2021-12-15	HOLLINGSWORTH & VOSE-EASTON MILL	EASTON, Washington, NY	Pass	State
2021-12-15	NESTLE R&D CENTER, INC.	MARYSVILLE, Union, OH	Pass	State
2021-12-15	NESTLE R&D CENTER, INC.	MARYSVILLE, Union, OH	Pass	State
2021-12-15	NIPPON SANSO MATHESON, INC.	LIMA, Allen, OH	Pass	State
2021-12-15	CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file	BETTSVILLE, Seneca, OH	Pass	State
2021-12-15	CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file	BETTSVILLE, Seneca, OH	Pass	State
2021-12-15	PILKINGTON NORTH AMERICA INC — high-priority violation on file	ROSSFORD, Wood, OH	Pass	State
2021-12-15	OSCO INC.-JACKSON DIVISION	JACKSON, Jackson, OH	Pass	State
2021-12-15	HOLLIDAY PAD 952538	CLARINGTON, Monroe, OH	Pass	State
2021-12-15	HOLLIDAY PAD 952538	CLARINGTON, Monroe, OH	Pass	State
2021-12-15	HOLLIDAY PAD 952538	CLARINGTON, Monroe, OH	Pass	State
2021-12-15	INR MIDSTREAM, LLC - UPPER HILL COMPRESSOR STATION	SARAHSVILLE, Noble, OH	Pass	State
2021-12-15	INR MIDSTREAM, LLC - UPPER HILL COMPRESSOR STATION	SARAHSVILLE, Noble, OH	Pass	State
2021-12-15	INR MIDSTREAM, LLC - UPPER HILL COMPRESSOR STATION	SARAHSVILLE, Noble, OH	Pass	State
2021-12-15	INR MIDSTREAM, LLC - UPPER HILL COMPRESSOR STATION	SARAHSVILLE, Noble, OH	Pass	State
2021-12-15	INR MIDSTREAM, LLC - UPPER HILL COMPRESSOR STATION	SARAHSVILLE, Noble, OH	Pass	State
2021-12-15	INR MIDSTREAM, LLC - UPPER HILL COMPRESSOR STATION	SARAHSVILLE, Noble, OH	Pass	State
2021-12-15	MARKWEST OKLAHOMA GAS CO LLC / STUART SOUTH COMPRESSOR STATION	STUART, Hughes, OK	Pass	State
2021-12-15	ET GATHERING PROCESSING LLC / DIBBLE COMPRESSOR STATION	DIBBLE, McClain, OK	Pass	State
2021-12-15	ET GATHERING PROCESSING LLC / POTEET COMPRESSOR STATION	BRAY, Stephens, OK	Pass	State
2021-12-15	ET GATHERING PROCESSING LLC / POTEET COMPRESSOR STATION	BRAY, Stephens, OK	Pass	State
2021-12-15	ET GATHERING PROCESSING LLC / POTEET COMPRESSOR STATION	BRAY, Stephens, OK	Pass	State
2021-12-15	SFPP, L.P., EUGENE TERMINAL	EUGENE, Lane, OR	Pass	Local
2021-12-15	NORTHAMPTON GEN CO/NORTHAMPTON	NORTHAMPTON, Northampton, PA	Pass	State
2021-12-15	ALTUGLAS LLC/BRISTOL TWP	BRISTOL, Bucks, PA	Pass	State
2021-12-15	EASTERN GAS TRANS & STORAGE/CHAMBERSBURG COMP STA	CHAMBERSBURG, Franklin, PA	Pass	State
2021-12-15	SWN PROD CO FIONDI SITE COMP STA	MONTROSE, Susquehanna, PA	Pass	State
2021-12-15	SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file	PINEVILLE, Berkeley, SC	Pass	State
2021-12-15	HUB CITY ENERGY, LLC — high-priority violation on file	ABERDEEN, Brown, SD	Pass	State
2021-12-15	HUB CITY ENERGY, LLC — high-priority violation on file	ABERDEEN, Brown, SD	Pass	State
2021-12-15	INGENCO - BRUNSWICK PLANT	LAWRENCEVILLE, Brunswick, VA	Pass	State
2021-12-15	GREEN BAY PACKAGING INC - GB MILL DIV	GREEN BAY, Brown, WI	Pass	State
2021-12-15	CRYSTAL FINISHING SYSTEMS INC - MOSINEE — high-priority violation on file	MOSINEE, Marathon, WI	Fail	State
2021-12-15	MOLSON COORS USA LLC	MILWAUKEE, Monroe, WI	Pass	State
2021-12-15	APPALACHIAN POWER CO. - MOUNTAINEER PLANT, NEW HAVEN	NEW HAVEN, Mason, WV	Pass	State
2021-12-15	ANTERO MIDSTREAM LLC, WEST MOUNTAIN STATION	PENNSBORO, Ritchie, WV	Pass	State
2021-12-15	MPM SILICONES, LLC, FRIENDLY	FRIENDLY, Tyler, WV	Pass	State
2021-12-15	MPM SILICONES, LLC, FRIENDLY	FRIENDLY, Tyler, WV	Pass	State
2021-12-14	PETRO STAR, INC. / PETRO STAR VALDEZ REFINERY — high-priority violation on file	VALDEZ, Valdez-Cordova (CA), AK	Pass	State
2021-12-14	SCOTCH GULF LUMBER LLC	FULTON, Clarke, AL	Pass	State
2021-12-14	WESTROCK COATED BOARD LLC-MAHRT MILL	PHENIX CITY, Russell, AL	Pass	State
2021-12-14	ALABAMA POWER COMPANY	WILSONVILLE, Shelby, AL	Pass	State
2021-12-14	EMERY SAPP AND SONS - BERRYVILLE FACILITY	BERRYVILLE, Carroll, AR	Pass	State
2021-12-14	TEX-TECH ENGINEERED COMPOSITES INC	GARDENA, Los Angeles, CA	Pass	Local
2021-12-14	CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2021-12-14	CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2021-12-14	CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2021-12-14	CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2021-12-14	CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2021-12-14	MID-AMERICA PIPELINE CO DOVE CR STA	DOVE CREEK 5.3 MI. NW OF, Dolores, CO	Pass	State
2021-12-14	PHOENIX SOIL, A CLEAN EARTH CO	PLAINVILLE, Hartford, CT	Fail	State
2021-12-14	HARTFORD WATER POLLUTION CONTROL FACILITY — high-priority violation on file	HARTFORD, Hartford, CT	Pass	U.S. EPA
2021-12-14	NOVELIS, INC.	GREENSBORO, Greene, GA	Pass	State
2021-12-14	CF INDUSTRIES NITROGEN LLC - PORT NEAL NITROGEN COMPLEX — high-priority violation on file	SERGEANT BLUFF, Woodbury, IA	Pass	State
2021-12-14	BALES METAL SURFACE SOLUTIONS	DOWNERS GROVE, DuPage, IL	Pass	State
2021-12-14	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2021-12-14	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2021-12-14	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2021-12-14	SUPERIOR METAL TECHNOLOGIES	INDIANAPOLIS, Marion, IN	Pass	State
2021-12-14	EVERGY - LA CYGNE (AIR)	LA CYGNE, Linn, KS	Pass	State
2021-12-14	BIG RUN POWER PRODUCERS LLC	ASHLAND, Boyd, KY	Pass	State
2021-12-14	NORTH AMERICAN STAINLESS	GHENT, Carroll, KY	Pass	State
2021-12-14	NORTH AMERICAN STAINLESS	GHENT, Carroll, KY	Pass	State
2021-12-14	LOUISVILLE GAS & ELECTRIC CENTER STORAGE	HARDYVILLE, Hart, KY	Pass	State
2021-12-14	CITY OF AUGUSTA - HATCH HILL LANDFILL	AUGUSTA, Kennebec, ME	Pass	State
2021-12-14	MICHIGAN SUGAR COMPANY, CROSWELL FACTORY — high-priority violation on file	CROSWELL, Sanilac, MI	Pass	State
2021-12-14	LANSING BOARD OF WATER & LIGHT - ERICKSON STATION	LANSING, Eaton, MI	Pass	State
2021-12-14	GRAND MARAIS PUBLIC UTILITIES COMMISSION	GRAND MARAIS, Cook, MN	Pass	State
2021-12-14	UNIVERSITY OF MN - TWIN CITIES	MINNEAPOLIS, Hennepin, MN	Pass	State
2021-12-14	BORA PHARMACEUTICALS INC.	MAPLE GROVE, Hennepin, MN	Pass	State
2021-12-14	ENERSYS ENERGY PRODUCTS INC - SPRINGFIELD 2	SPRINGFIELD, Greene, MO	Pass	State
2021-12-14	CENTERSTREAM STL LLC	SAINT LOUIS, St. Louis (city), MO	Pass	State
2021-12-14	CENTERSTREAM STL LLC	SAINT LOUIS, St. Louis (city), MO	Pass	State
2021-12-14	TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA	WATFORD CITY, McKenzie, ND	Pass	State
2021-12-14	FIREBALL GROUP LLC DATA CENTER — high-priority violation on file	PAPILLION, Sarpy, NE	N/A	State
2021-12-14	NUCOR STEEL	NORFOLK, Madison, NE	N/A	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 with stack tests in 2021. It lists 35,950 stack tests recorded nationwide in 2021.