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
2020-08-20	POET BIOREFINING SHELBYVILLE LLC — high-priority violation on file	SHELBYVILLE, Shelby, IN	Pass	State
2020-08-20	SUNFLOWER ELECTRIC - HOLCOMB (AIR)	HOLCOMB, Finney, KS	Pass	State
2020-08-20	KANSAS ETHANOL (AIR)	LYONS, Rice, KS	Pass	State
2020-08-20	LOUISVILLE GAS & ELECTRIC COMPANY, MILL CREEK GENERATING STATION	LOUISVILLE, Jefferson, KY	Pass	Local
2020-08-20	SASOL CHEMICALS (USA) LLC - LAKE CHARLES CHEMICAL COMPLEX	WESTLAKE, Calcasieu, LA	Pass	State
2020-08-20	APG-ABERDEEN AREA	ABERDEEN PROVING GROUND, Harford, MD	Pass	State
2020-08-20	PHILLIPS 66 PIPELINE COMPANY - JEFFERSON CITY TERMINAL	JEFFERSON CITY, Cole, MO	Pass	State
2020-08-20	USAG AND FORT LEONARD WOOD	FORT LEONARD WOOD, Pulaski, MO	Pending	State
2020-08-20	INTERNATIONAL PAPER COMPANY, VICKSBURG MILL	REDWOOD, Warren, MS	Pass	State
2020-08-20	JORDAN LUMBER & SUPPLY, INC.	MT GILEAD (MONTGOMERY,NC), Montgomery, NC	Pass	State
2020-08-20	ASH GROVE CEMENT CO — high-priority violation on file	LOUISVILLE, Cass, NE	N/A	State
2020-08-20	CATHER & SONS CONSTRUCTION CO	LINCOLN, Lancaster, NE	Pass	Local
2020-08-20	BRIDGEWATER POWER COMPANY, L.P.	BRIDGEWATER, Grafton, NH	Pass	State
2020-08-20	BRIDGEWATER POWER COMPANY, L.P.	BRIDGEWATER, Grafton, NH	Pass	State
2020-08-20	GRANDI COMPRESSOR STATION	LOVING, Eddy, NM	Pass	State
2020-08-20	GRANDI COMPRESSOR STATION	LOVING, Eddy, NM	Pass	State
2020-08-20	HOBSON BOOSTER STATION	MALAGA, Eddy, NM	Pass	State
2020-08-20	ALAMO COMPRESSOR STATION	JAL, Lea, NM	Pass	State
2020-08-20	ALAMO COMPRESSOR STATION	JAL, Lea, NM	Pass	State
2020-08-20	WINNEMUCCA PLANT — high-priority violation on file	WINNEMUCCA, Humboldt, NV	Fail	State
2020-08-20	HAWTHORNE ARMY DEPOT	HAWTHORNE, Mineral, NV	Pass	State
2020-08-20	HEMPSTEAD RESOURCE RECOVERY FACILITY	WESTBURY, Nassau, NY	Pass	State
2020-08-20	OWENS CORNING INSULATING SYSTEMS, LLC	NEWARK, Licking, OH	Pass	State
2020-08-20	OWENS CORNING INSULATING SYSTEMS, LLC	NEWARK, Licking, OH	Pass	State
2020-08-20	OWENS CORNING INSULATING SYSTEMS, LLC	NEWARK, Licking, OH	Pass	State
2020-08-20	OWENS CORNING INSULATING SYSTEMS, LLC	NEWARK, Licking, OH	Pass	State
2020-08-20	OWENS CORNING INSULATING SYSTEMS, LLC	NEWARK, Licking, OH	Pass	State
2020-08-20	INEOS NITRILES USA LLC	LIMA, Allen, OH	Pass	State
2020-08-20	BOWERS ASPHALT & PAVING, INC — high-priority violation on file	WALBRIDGE, Wood, OH	Fail	State
2020-08-20	SHROYER PAD 952884	CLARINGTON, Monroe, OH	Pass	State
2020-08-20	SHROYER PAD 952884	CLARINGTON, Monroe, OH	Pass	State
2020-08-20	SHROYER PAD 952884	CLARINGTON, Monroe, OH	Pass	State
2020-08-20	TOM STACK LLC / BIG SKY COMPRESSOR STATION	UNION CITY, Canadian, OK	Pass	State
2020-08-20	TOM STACK LLC / BIG SKY COMPRESSOR STATION	UNION CITY, Canadian, OK	Pass	State
2020-08-20	IRON HORSE MIDSTREAM LLC / SILVER PIGEON COMPRESSOR STATION	NINNEKAH, Grady, OK	Pass	State
2020-08-20	IRON HORSE MIDSTREAM LLC / SILVER PIGEON COMPRESSOR STATION	NINNEKAH, Grady, OK	Pass	State
2020-08-20	IRON HORSE MIDSTREAM LLC / SILVER PIGEON COMPRESSOR STATION	NINNEKAH, Grady, OK	Pass	State
2020-08-20	WOONSOCKET WASTEWATER TREATMENT FACILITY	WOONSOCKET, Providence, RI	Pass	U.S. EPA
2020-08-20	WOONSOCKET WASTEWATER TREATMENT FACILITY	WOONSOCKET, Providence, RI	Pass	State
2020-08-20	GLOBAL COMPANIES - SPARTANBURG TERMINAL	SPARTANBURG, Spartanburg, SC	Pass	State
2020-08-20	ANR PIPELINE COMPANY	COTTAGE GROVE, Henry, TN	Pass	State
2020-08-20	SMURFIT KAPPA NORTH AMERICA FORNEY MILL	FORNEY, Kaufman, TX	Pass	State
2020-08-20	CONTINENTAL CARBON SUNRAY PLANT	SUNRAY, Moore, TX	Pass	State
2020-08-20	PACIFICORP HUNTER	UTAH, Undetermined, UT	Pass	State
2020-08-20	WESTROCK VIRGINIA LLC - COVINGTON	COVINGTON, Covington (city), VA	Pass	State
2020-08-20	PORT TOWNSEND PAPER CORPORATION — high-priority violation on file	PORT TOWNSEND, Jefferson, WA	Pass	State
2020-08-20	HOLLYFRONTIER PUGET SOUND REFINERY	ANACORTES, Skagit, WA	Pass	Local
2020-08-20	PUGET SOUND ENERGY - ENCOGEN	BELLINGHAM, Whatcom, WA	Pass	Local
2020-08-20	CHS, INC.	MCFARLAND, Dane, WI	Pass	State
2020-08-20	WE ENERGIES - VALLEY POWER PLANT	MILWAUKEE, Monroe, WI	Pass	State
2020-08-19	ARROW PIPELINE STATION #7	DUNN COUNTY, Dunn, ND	Pass	U.S. EPA
2020-08-19	INTERNATIONAL PAPER COMPANY	PRATTVILLE, Autauga, AL	Pass	State
2020-08-19	INTERNATIONAL PAPER COMPANY	PRATTVILLE, Autauga, AL	Pass	State
2020-08-19	INTERNATIONAL PAPER COMPANY	PRATTVILLE, Autauga, AL	Pass	State
2020-08-19	INTERNATIONAL PAPER COMPANY	PRATTVILLE, Autauga, AL	Pass	State
2020-08-19	LHOIST NORTH AMERICA OF ALABAMA, LLC	ALABASTER, Shelby, AL	Pass	State
2020-08-19	DESOTO GATHERING COMPANY, LLC - STURGEON CPF-3	CENTER RIDGE, Conway, AR	Pass	State
2020-08-19	DESOTO GATHERING COMPANY, LLC - STURGEON CPF-3	CENTER RIDGE, Conway, AR	Pass	State
2020-08-19	NOVO BIOPOWER, LLC	SNOWFLAKE, Navajo, AZ	Pass	State
2020-08-19	VALENCIA POWER PLANT	NOGALES, Santa Cruz, AZ	Pass	State
2020-08-19	PHOENIX CEMENT	CLARKDALE, Yavapai, AZ	Pass	State
2020-08-19	TESORO REFINING & MARKETING CO, LLC — high-priority violation on file	CARSON, Los Angeles, CA	Pass	Local
2020-08-19	TESORO REFINING & MARKETING CO, LLC — high-priority violation on file	CARSON, Los Angeles, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local
2020-08-19	WEST KERN WATER DISTRICT	TAFT, Kern, CA	Pass	Local

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 2020. It lists 33,437 stack tests recorded nationwide in 2020.