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
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	AERA ENERGY LLC — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file	BAKERSFIELD, Kern, CA	Pass	Local
2020-10-27	GRAND RIVER GATHERING - HUNTER MESA CS	RIFLE 3.3 MI. SE OF, Garfield, CO	Pass	State
2020-10-27	DCP OPERATING CO - O'CONNOR GAS PLANT	KERSEY AREA, Weld, CO	Pass	State
2020-10-27	DCP OPERATING CO - O'CONNOR GAS PLANT	KERSEY AREA, Weld, CO	Pass	State
2020-10-27	MOSAIC FERTILIZER LLC — high-priority violation on file	MULBERRY, Polk, FL	Pass	State
2020-10-27	MOSAIC FERTILIZER LLC — high-priority violation on file	MULBERRY, Polk, FL	Pass	State
2020-10-27	MOSAIC FERTILIZER LLC — high-priority violation on file	MULBERRY, Polk, FL	Pass	State
2020-10-27	MAS ASB COGEN LLC CHP FACILITY	ATLANTA, Fulton, GA	Pass	State
2020-10-27	TOYOTA INDUSTRIES COMPRESSOR PARTS AMERICA, CO.	PENDERGRASS, Jackson, GA	Pass	State
2020-10-27	POET BIOREFINING - LIBERTY (EMMETSBURG) — high-priority violation on file	EMMETSBURG, Palo Alto, IA	Pass	State
2020-10-27	DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION	EDWARDSPORT, Knox, IN	Pass	State
2020-10-27	NATIONAL MATERIAL PROCESSING	EAST CHICAGO, Lake, IN	Pass	State
2020-10-27	REWORLD INDIANAPOLIS INCORPORATED	INDIANAPOLIS, Marion, IN	Pass	State
2020-10-27	REWORLD INDIANAPOLIS INCORPORATED	INDIANAPOLIS, Marion, IN	Pass	State
2020-10-27	REWORLD INDIANAPOLIS INCORPORATED	INDIANAPOLIS, Marion, IN	Pass	State
2020-10-27	REWORLD INDIANAPOLIS INCORPORATED	INDIANAPOLIS, Marion, IN	Pass	State
2020-10-27	REWORLD INDIANAPOLIS INCORPORATED	INDIANAPOLIS, Marion, IN	Pass	State
2020-10-27	REWORLD INDIANAPOLIS INCORPORATED	INDIANAPOLIS, Marion, IN	Pass	State
2020-10-27	REWORLD INDIANAPOLIS INCORPORATED	INDIANAPOLIS, Marion, IN	Pass	State
2020-10-27	REWORLD INDIANAPOLIS INCORPORATED	INDIANAPOLIS, Marion, IN	Pass	State
2020-10-27	REWORLD INDIANAPOLIS INCORPORATED	INDIANAPOLIS, Marion, IN	Pass	State
2020-10-27	FARRAR CORP. - NORWICH	NORWICH, Kingman, KS	Pass	State
2020-10-27	MAGELLAN PIPELINE - INDEPENDENCE PUMP STATION (AIR)	INDEPENDENCE, Montgomery, KS	Pass	State
2020-10-27	JM SMUCKER LLC	SCOTTSVILLE, Allen, KY	Pass	State
2020-10-27	BIG RIVERS ELECTRIC CORP - RD GREEN STATION	ROBARDS, Webster, KY	Pass	State
2020-10-27	BIG RIVERS ELECTRIC CORP - RD GREEN STATION	ROBARDS, Webster, KY	Pass	State
2020-10-27	EXETER AGRI-ENERGY, LLC	EXETER, TOWN OF, Penobscot, ME	Pass	State
2020-10-27	ST MARYS CEMENT U.S. LLC, CHARLEVOIX PLANT	CHARLEVOIX, Charlevoix, MI	Pass	State
2020-10-27	CONSUMERS ENERGY - NORTHVILLE COMPRESSOR STATION	NORTHVILLE, Wayne, MI	Pass	State
2020-10-27	CHS MANKATO	MANKATO, Blue Earth, MN	Pass	State
2020-10-27	AMERICAN CRYSTAL SUGAR - MOORHEAD — high-priority violation on file	MOORHEAD, Clay, MN	Pass	State
2020-10-27	GOPHER RESOURCE LLC	EAGAN, Dakota, MN	Pass	State
2020-10-27	THOMAS HILL ENERGY CENTER - POWER DIVISION	CLIFTON HILL, Randolph, MO	Pending	State
2020-10-27	GENERAL MOTORS LLC	WENTZVILLE, St. Charles, MO	Pending	State
2020-10-27	GENERAL MOTORS LLC	WENTZVILLE, St. Charles, MO	Pending	State
2020-10-27	3M NEVADA-COMMERCIAL GRAPHICS	NEVADA, Vernon, MO	Pending	State
2020-10-27	3M NEVADA-COMMERCIAL GRAPHICS	NEVADA, Vernon, MO	Pending	State
2020-10-27	3M NEVADA-COMMERCIAL GRAPHICS	NEVADA, Vernon, MO	Pending	State
2020-10-27	3M NEVADA-COMMERCIAL GRAPHICS	NEVADA, Vernon, MO	Pending	State
2020-10-27	BASIN ELECTRIC POWER COOPERATIVE	BAINVILLE, Roosevelt, MT	Pass	State
2020-10-27	NORTHERN BORDER PIPELINE COMPANY - ARNEGARD COMPRESSOR STATION - AQ	ARNEGARD, McKenzie, ND	Pending	State
2020-10-27	ADM CORN PROCESSING — high-priority violation on file	COLUMBUS, Platte, NE	Fail	State
2020-10-27	ADM CORN PROCESSING — high-priority violation on file	COLUMBUS, Platte, NE	Pass	State
2020-10-27	ADM CORN PROCESSING — high-priority violation on file	COLUMBUS, Platte, NE	Fail	State
2020-10-27	NEWARK ENERGY CENTER	NEWARK, Essex, NJ	Pass	State
2020-10-27	HILCORP - REID 22M	BLANCO, San Juan, NM	Pass	State
2020-10-27	ALLIANCE ASPHALT	ROME, Oneida, NY	Fail	State
2020-10-27	ERIE GENERATING STATION	MILAN, Erie, OH	Pass	State
2020-10-27	ERIE GENERATING STATION	MILAN, Erie, OH	Pass	State
2020-10-27	ERIE GENERATING STATION	MILAN, Erie, OH	Fail	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	MARKWEST ARROWHEAD COMPRESSOR STATION	ATHENS, TOWNSHIP OF, Harrison, OH	Pass	State
2020-10-27	PROCTER & GAMBLE PAPER PROD CO/MEHOOPANY	MEHOOPANY, Wyoming, PA	Pass	State
2020-10-27	LEHIGH WHITE CEMENT CO LLC/YORK	YORK, York, PA	Pass	State
2020-10-27	VORTEQ COIL FINISHERS LLC/ALLENTOWN	ALLENTOWN, Lehigh, PA	Pass	State
2020-10-27	NEXTERA RENEWABLE FUELS LLC/CUMBERLAND CNTY LDFL	SHIPPENSBURG, Cumberland, PA	Pass	State
2020-10-27	SWISS KRONO SC LLC	BARNWELL, Barnwell, SC	Pass	State
2020-10-27	BLANCHARD REFINING GALVESTON BAY REFINERY — high-priority violation on file	TEXAS CITY, Galveston, TX	Pass	State
2020-10-27	BLANCHARD REFINING GALVESTON BAY REFINERY — high-priority violation on file	TEXAS CITY, Galveston, TX	Pass	State
2020-10-27	BLANCHARD REFINING GALVESTON BAY REFINERY — high-priority violation on file	TEXAS CITY, Galveston, TX	Pass	State
2020-10-27	BLANCHARD REFINING GALVESTON BAY REFINERY — high-priority violation on file	TEXAS CITY, Galveston, TX	Pass	State
2020-10-27	BLANCHARD REFINING GALVESTON BAY REFINERY — high-priority violation on file	TEXAS CITY, Galveston, TX	Pass	State
2020-10-27	WEST KARNES CENTRAL FACILITY	KARNES CITY, Karnes, TX	Pass	State
2020-10-27	WEST KARNES CENTRAL FACILITY	KARNES CITY, Karnes, TX	Pass	State
2020-10-27	WEST KARNES CENTRAL FACILITY	KARNES CITY, Karnes, TX	Pass	State
2020-10-27	WEST KARNES CENTRAL FACILITY	KARNES CITY, Karnes, TX	Pass	State
2020-10-27	WEST KARNES CENTRAL FACILITY	KARNES CITY, Karnes, TX	Pass	State
2020-10-27	WEST KARNES CENTRAL FACILITY	KARNES CITY, Karnes, TX	Pass	State
2020-10-27	WEST KARNES CENTRAL FACILITY	KARNES CITY, Karnes, TX	Pass	State
2020-10-27	WEST KARNES CENTRAL FACILITY	KARNES CITY, Karnes, TX	Pass	State
2020-10-27	WEST KARNES CENTRAL FACILITY	KARNES CITY, Karnes, TX	Pass	State
2020-10-27	TRANSMONTAIGNE OPERATING COMPANY L.P. - FAIRFAX TERMINAL	FAIRFAX, Fairfax (city), VA	Pass	State
2020-10-27	PIKE INDUSTRIES INC (WILLISTON)	WILLISTON, Chittenden, VT	Fail	State
2020-10-27	SIERRA PACIFIC IND.- SKAGIT LUMBER	MOUNT VERNON, Skagit, WA	Pass	Local

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