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
2020-11-19	JR SIMPLOT CO — high-priority violation on file	LATHROP, San Joaquin, CA	Pass	Local
2020-11-19	JR SIMPLOT CO — high-priority violation on file	LATHROP, San Joaquin, CA	Pass	Local
2020-11-19	JR SIMPLOT CO — high-priority violation on file	LATHROP, San Joaquin, CA	Pass	Local
2020-11-19	GRAND MESA - SEARCHERS/COWBOYS I-25	ARRIBA, Washington, CO	Pass	State
2020-11-19	GRAND MESA - SEARCHERS/COWBOYS I-25	ARRIBA, Washington, CO	Pass	State
2020-11-19	EAST SHORE WATER POLL ABATEMENT FACILITY	NEW HAVEN, New Haven, CT	Pass	State
2020-11-19	KRAFT HEINZ FOODS COMPANY	JACKSONVILLE, Duval, FL	Pass	State
2020-11-19	KRAFT HEINZ FOODS COMPANY	JACKSONVILLE, Duval, FL	Pass	State
2020-11-19	OWENS CORNING ASPHALT ROOFING, LLC	JACKSONVILLE, Duval, FL	Pass	State
2020-11-19	OWENS CORNING ASPHALT ROOFING, LLC	JACKSONVILLE, Duval, FL	Pass	State
2020-11-19	PREFERRED MATERIALS, INC.	TAMPA, Hillsborough, FL	Pass	State
2020-11-19	GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file	PALATKA, Putnam, FL	Pass	State
2020-11-19	GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file	PALATKA, Putnam, FL	Pass	State
2020-11-19	GEORGIA-PACIFIC PALATKA LLC — high-priority violation on file	PALATKA, Putnam, FL	Pass	State
2020-11-19	VALERO RENEWABLE FUELS LLC-CHARLES CITY	CHARLES CITY, Floyd, IA	Pass	State
2020-11-19	VALERO RENEWABLE FUELS LLC-CHARLES CITY	CHARLES CITY, Floyd, IA	Pass	State
2020-11-19	CENTRAL IOWA RENEWABLE ENERGY (CORN) LP	GOLDFIELD, Wright, IA	Pass	State
2020-11-19	CENTRAL IOWA RENEWABLE ENERGY (CORN) LP	GOLDFIELD, Wright, IA	Pass	State
2020-11-19	ADM CORN PROCESSING	CEDAR RAPIDS, Linn, IA	Pass	Local
2020-11-19	CEDAR RAPIDS/LINN COUNTY SWA SITE 2	MARION, Linn, IA	Pass	Local
2020-11-19	DUKE ENERGY INDIANA LLC - GIBSON GENERATING STATION	OWENSVILLE, Gibson, IN	Pass	State
2020-11-19	ATLAS FOUNDRY COMPANY INC	MARION, Grant, IN	Pass	State
2020-11-19	ATLAS FOUNDRY COMPANY INC	MARION, Grant, IN	Pass	State
2020-11-19	ATLAS FOUNDRY COMPANY INC	MARION, Grant, IN	Pass	State
2020-11-19	ATLAS FOUNDRY COMPANY INC	MARION, Grant, IN	Pass	State
2020-11-19	NLMK INDIANA — high-priority violation on file	PORTAGE, Porter, IN	Pass	State
2020-11-19	NLMK INDIANA — high-priority violation on file	PORTAGE, Porter, IN	Pass	State
2020-11-19	NLMK INDIANA — high-priority violation on file	PORTAGE, Porter, IN	Pass	State
2020-11-19	NLMK INDIANA — high-priority violation on file	PORTAGE, Porter, IN	Pass	State
2020-11-19	NLMK INDIANA — high-priority violation on file	PORTAGE, Porter, IN	Pass	State
2020-11-19	TESSENDERLO KERLEY (AIR)	COFFEYVILLE, Montgomery, KS	Pass	State
2020-11-19	SAPPI CLOQUET LLC	CLOQUET, Carlton, MN	Pass	State
2020-11-19	KINGSFORD MANUFACTURING COMPANY	BELLE, Maries, MO	Pending	State
2020-11-19	GEORGIA PACIFIC WOOD PRODUCTS LLC, TAYLORSVILLE	TAYLORSVILLE, Smith, MS	Pass	State
2020-11-19	WEST FRASER, INC. - ARMOUR LUMBER MILL	RIEGELWOOD, Columbus, NC	Pass	State
2020-11-19	DOMTAR PAPER COMPANY, LLC	PLYMOUTH, Martin, NC	Pending	State
2020-11-19	PURATOS CORP	PENNSAUKEN, Camden, NJ	Pass	State
2020-11-19	ROBERT P. MONE PLANT	CONVOY, Van Wert, OH	Pass	State
2020-11-19	ROBERT P. MONE PLANT	CONVOY, Van Wert, OH	Pass	State
2020-11-19	NORPLAS INDUSTRIES INC.	NORTHWOOD, Wood, OH	Pass	State
2020-11-19	MPLX TERMINALS LLC - STEUBENVILLE TERMINAL	STEUBENVILLE, Jefferson, OH	Pass	State
2020-11-19	DIVERSIFIED PRODUCTION LLC - ODD JOB PAD	WOODSFIELD, Monroe, OH	Pass	State
2020-11-19	DIVERSIFIED PRODUCTION LLC - ODD JOB PAD	WOODSFIELD, Monroe, OH	Pass	State
2020-11-19	DIVERSIFIED PRODUCTION LLC - ODD JOB PAD	WOODSFIELD, Monroe, OH	Pass	State
2020-11-19	AURORA - SUNOCO LLC	AURORA, Portage, OH	Pass	State
2020-11-19	AURORA - SUNOCO LLC	AURORA, Portage, OH	Pass	State
2020-11-19	ET GATHERING PROCESSING LLC / NAPLES COMPRESSOR STATION	ALEX, Grady, OK	Pass	State
2020-11-19	COPE STATION	COPE, Orangeburg, SC	Pass	State
2020-11-19	COPE STATION	COPE, Orangeburg, SC	Pass	State
2020-11-19	BANKS BROTHERS ASPHALT PAVING	TRAVELERS REST, Greenville, SC	Pass	State
2020-11-19	WONDER PORCELAIN GROUP, LLC — high-priority violation on file	LEBANON, Wilson, TN	Pass	State
2020-11-19	MONT BELVIEU FACILITY	MONT BELVIEU, Chambers, TX	Pass	State
2020-11-19	BLANCHARD REFINING GALVESTON BAY REFINERY — high-priority violation on file	TEXAS CITY, Galveston, TX	Pass	State
2020-11-19	EXXON MOBIL CHEMICAL BAYTOWN OLEFINS PLANT — high-priority violation on file	BAYTOWN, Harris, TX	Pass	State
2020-11-19	MONUMENT CHEMICAL HOUSTON	HOUSTON, Harris, TX	Pass	State
2020-11-19	MONUMENT CHEMICAL HOUSTON	HOUSTON, Harris, TX	Pass	State
2020-11-19	KENNECOTT MAIN STACK, SMELTER AND	BINGHAM CANYON, Salt Lake, UT	Pass	State
2020-11-19	DOMINION - LADYSMITH CT STATION	WOODFORD, Caroline, VA	Pass	State
2020-11-19	VAUGHAN-BASSETT FURNITURE COMPANY	GALAX, Galax (city), VA	Pass	State
2020-11-19	ARDAGH GLASS INC.	SEATTLE, King, WA	Pass	Local
2020-11-19	KAISER ALUMINUM WASHINGTON, LLC	SPOKANE, Spokane, WA	Pass	Local
2020-11-19	U.S. ENERGY GREEN BAY BUCKEYE TERMINAL	GREEN BAY, Brown, WI	Pass	State
2020-11-19	CLEVELAND-CLIFFS WEIRTON LLC, WEIRTON	WEIRTON, Hancock, WV	Pass	State
2020-11-19	WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM	PROCTOR, Marshall, WV	Pass	State
2020-11-19	OMNIS PLEASANTS, LLC, PLEASANTS POWER STATION	WILLOW ISLAND, Pleasants, WV	Pass	State
2020-11-19	CNX MIDSTREAM OPERATING COMPANY LLC, SHIRLEY STATION	ALMA, Tyler, WV	Pass	State
2020-11-19	OPAL GAS PLANT (WILLIAMS FIELD SERVICES)	OPAL, Lincoln, WY	Pass	State
2020-11-18	SOUTHERN NATURAL GAS	ANNISTON, Calhoun, AL	Pass	State
2020-11-18	SOUTHERN NATURAL GAS	ANNISTON, Calhoun, AL	Pass	State
2020-11-18	DCP MIDSTREAM	CODEN, Mobile, AL	Pass	State
2020-11-18	HUNT REFINING COMPANY	TUSCALOOSA, Tuscaloosa, AL	Pass	State
2020-11-18	DESOTO GATHERING COMPANY, LLC - MIDGE CPF-5	HEBER SPRINGS, Cleburne, AR	Pass	State
2020-11-18	ASH GROVE CEMENT COMPANY	FOREMAN, Little River, AR	Pass	State
2020-11-18	LSB CHEMICAL LLC	EL DORADO, Union, AR	Pass	State
2020-11-18	ECO-VISTA, LLC - WASTE MANAGEMENT OF ARKANSAS, INC. — high-priority violation on file	SPRINGDALE, Washington, AR	Pass	State
2020-11-18	DESOTO GATHERING COMPANY, LLC - MIDGE CPF-2	PANGBURN, White, AR	Pass	State
2020-11-18	TESORO REFINING & MARKETING CO, LLC — high-priority violation on file	CARSON, Los Angeles, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local
2020-11-18	AERA ENERGY — high-priority violation on file	COALINGA, Fresno, CA	Pass	Local

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