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
2020-10-13	MICHIGAN STATE UNIVERSITY	EAST LANSING, Ingham, MI	Pass	State
2020-10-13	SAPPI CLOQUET LLC	CLOQUET, Carlton, MN	Pass	State
2020-10-13	COLUMBIA GULF TRANSMISSION LLC, CORINTH COMPRESSOR STATION	CORINTH, Alcorn, MS	Pass	State
2020-10-13	COLUMBIA GULF TRANSMISSION LLC, CORINTH COMPRESSOR STATION	CORINTH, Alcorn, MS	Pass	State
2020-10-13	COLUMBIA GULF TRANSMISSION LLC, CORINTH COMPRESSOR STATION	CORINTH, Alcorn, MS	Pass	State
2020-10-13	YELLOWSTONE POWER PLANT — high-priority violation on file	BILLINGS, Yellowstone, MT	Pass	State
2020-10-13	THE QUARTZ CORP USA - PINE MOUNTAIN	SPRUCE PINE, Mitchell, NC	Pass	State
2020-10-13	INGREDION, INC. — high-priority violation on file	WINSTON-SALEM, Forsyth, NC	Pass	Local
2020-10-13	INGREDION, INC. — high-priority violation on file	WINSTON-SALEM, Forsyth, NC	Pass	Local
2020-10-13	INGREDION, INC. — high-priority violation on file	WINSTON-SALEM, Forsyth, NC	Pass	Local
2020-10-13	ALGONQUIN GAS TRANSMISSION CO	HANOVER, Morris, NJ	Pass	State
2020-10-13	KIRKER ENTERPRISES INC	PATERSON, Passaic, NJ	Fail	State
2020-10-13	NORTH VALMY GENERATING STATION	VALMY, Humboldt, NV	Pass	State
2020-10-13	KOKOSING MATERIALS INC PLANT 519	CLEVELAND, Cuyahoga, OH	Pass	State
2020-10-13	HANOVERTON COMPRESSOR STATION	HANOVERTON, Columbiana, OH	Pass	State
2020-10-13	HANOVERTON COMPRESSOR STATION	HANOVERTON, Columbiana, OH	Pass	State
2020-10-13	HANOVERTON COMPRESSOR STATION	HANOVERTON, Columbiana, OH	Pass	State
2020-10-13	HANOVERTON COMPRESSOR STATION	HANOVERTON, Columbiana, OH	Pass	State
2020-10-13	HANOVERTON COMPRESSOR STATION	HANOVERTON, Columbiana, OH	Pass	State
2020-10-13	HANOVERTON COMPRESSOR STATION	HANOVERTON, Columbiana, OH	Pass	State
2020-10-13	CERTAINTEED LLC	MILAN, Erie, OH	Pass	State
2020-10-13	CERTAINTEED LLC	MILAN, Erie, OH	Pass	State
2020-10-13	MIDDLETOWN COKE COMPANY, LLC — high-priority violation on file	MIDDLETOWN, Butler, OH	Pass	State
2020-10-13	MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file	CANTON, Stark, OH	Pass	State
2020-10-13	MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file	CANTON, Stark, OH	Pass	State
2020-10-13	MARKWEST OKLAHOMA GAS CO LLC / WOMACK COMPRESSOR STATION	COALGATE, Coal, OK	Pass	State
2020-10-13	UNBRIDLED RESOURCES LLC / JIMMIE JOYCE CTB PRODUCTION FACILITY	ARNETT, Ellis, OK	Pass	State
2020-10-13	FORMENTERA OPERATIONS / JUANITA 2 12HM SMITTY 2 13H	BRECKINRIDGE, Garfield, OK	Pass	State
2020-10-13	FORMENTERA OPERATIONS / TENNYSON 2 20H PAD	HUNTER, Garfield, OK	Pass	State
2020-10-13	MARKWEST OKLAHOMA GAS CO LLC / ALPHA COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2020-10-13	MARKWEST OKLAHOMA GAS CO LLC / ALPHA COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2020-10-13	DEVON ENERGY PRODUCTION CO LP / CASSOWARY 3 27 16N 8W 1HXX	OKARCHE, Kingfisher, OK	Pass	State
2020-10-13	DEVON ENERGY PRODUCTION CO LP / SAFARI CTB	OKARCHE, Kingfisher, OK	Pass	State
2020-10-13	DEVON ENERGY PRODUCTION CO LP / SAFARI CTB	OKARCHE, Kingfisher, OK	Pass	State
2020-10-13	EOG RESOURCES INC / HAWK DUAL CTB	NEWCASTLE, McClain, OK	Pass	State
2020-10-13	EOG RESOURCES INC / HAWK DUAL CTB	NEWCASTLE, McClain, OK	Pass	State
2020-10-13	OG AND E / SOONER GENERATING STATION	RED ROCK, Noble, OK	Pass	State
2020-10-13	ONEOK FIELD SERVICES CO LLC / WICKHAM LATERAL COMPRESSOR STATION	LEEDEY, Roger Mills, OK	Pass	State
2020-10-13	HAMPTON LUMBER MILLS, INC. DBA TILLAMOOK LUMBER CO	TILLAMOOK, Tillamook, OR	Pass	State
2020-10-13	COLUMBIA GAS TRANS CORP/ELLWOOD CITY STA	ELLWOOD CITY, Beaver, PA	Pass	State
2020-10-13	DUNMORE INTERNATIONAL CORP/BRISTOL	BRISTOL, Bucks, PA	Pass	State
2020-10-13	EQUITRANS LP/REDHOOK COMPRESSOR STATION	WAYNESBURG, Greene, PA	Pass	State
2020-10-13	INTERNATIONAL PAPER - GEORGETOWN MILL	GEORGETOWN, Georgetown, SC	Pass	State
2020-10-13	SANTEE COOPER WINYAH GENERATING STATION	GEORGETOWN, Georgetown, SC	Pass	State
2020-10-13	BIOENERGY DEVELOPMENT GROUP, LLC	MEMPHIS, Shelby, TN	Incomplete	Local
2020-10-13	NEXPERA LLC	NORTH CHESTERFIELD, Chesterfield, VA	Pass	State
2020-10-13	MICROSOFT	WARRENTON, Fauquier, VA	Pass	State
2020-10-13	QUIKRETE OF VIRGINIA	CHESAPEAKE, Chesapeake (city), VA	Pass	State
2020-10-13	CUMBERLAND MUNICIPAL UTILITY	CUMBERLAND, Barron, WI	Pass	State
2020-10-13	AMERICAN PACKAGING CORP	COLUMBUS, Columbia, WI	Pass	State
2020-10-13	MAYNARD STEEL CASTING CO	MILWAUKEE, Monroe, WI	Pass	State
2020-10-13	ARCADIA MUNICIPAL ELECTRIC	ARCADIA, Vernon, WI	Pass	State
2020-10-13	APPALACHIA MIDSTREAM SERVICES, L.L.C., PIONEER FACILITY	WHEELING, Ohio, WV	Pass	State
2020-10-13	RINER STATION (SOUTHERN STAR CENTRAL GAS PIPELINE)	SWEETWATER COUNTY, Sweetwater, WY	Pass	State
2020-10-13	JIM BRIDGER PLANT (PACIFICORP) — high-priority violation on file	SWEETWATER COUNTY, Sweetwater, WY	Pass	State
2020-10-13	JIM BRIDGER PLANT (PACIFICORP) — high-priority violation on file	SWEETWATER COUNTY, Sweetwater, WY	Pass	State
2020-10-12	BIG RIVER STEEL LLC	OSCEOLA, Mississippi, AR	Pass	State
2020-10-12	GIW INDUSTRIES, INC.	GROVETOWN, Columbia, GA	Pass	State
2020-10-12	AES HAWAII	KAPOLEI, Honolulu, HI	Pass	State
2020-10-12	PAR - REFINERY — high-priority violation on file	KAPOLEI, Honolulu, HI	Pass	State
2020-10-12	MECO - PALAAU	PALAAU, Maui, HI	Pass	State
2020-10-12	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2020-10-12	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2020-10-12	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2020-10-12	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2020-10-12	SOUTHERN NATURAL GAS CO - TOCA COMPRESSOR STATION	ST. BERNARD, St. Bernard, LA	Pass	State
2020-10-12	HARLAND SANITARY LANDFILL/MANISTEE COUNTY LANDFILL — high-priority violation on file	MANISTEE, Manistee, MI	Pass	State
2020-10-12	ADM - MARSHALL	MARSHALL, Lyon, MN	Pass	State
2020-10-12	COLUMBIA GULF TRANSMISSION LLC, INVERNESS COMPRESSOR STATION	INVERNESS, Humphreys, MS	Pass	State
2020-10-12	COLUMBIA GULF TRANSMISSION LLC, INVERNESS COMPRESSOR STATION	INVERNESS, Humphreys, MS	Pass	State
2020-10-12	COLUMBIA GULF TRANSMISSION LLC, INVERNESS COMPRESSOR STATION	INVERNESS, Humphreys, MS	Pass	State
2020-10-12	COLUMBIA GULF TRANSMISSION LLC, INVERNESS COMPRESSOR STATION	INVERNESS, Humphreys, MS	Pass	State
2020-10-12	ASH GROVE CEMENT	CLANCY, Jefferson, MT	Pass	State
2020-10-12	GARRETT FED COM FACILITY	MALAGA, Eddy, NM	Pass	State
2020-10-12	GARRETT FED COM FACILITY	MALAGA, Eddy, NM	Pass	State
2020-10-12	ET GATHERING PROCESSING LLC / HAYSTACK COMPRESSOR STATION	WATONGA, Blaine, OK	Pass	State
2020-10-12	ET GATHERING PROCESSING LLC / HAYSTACK COMPRESSOR STATION	WATONGA, Blaine, OK	Pass	State
2020-10-12	ET GATHERING PROCESSING LLC / RELAY CREEK COMPRESSOR STATION	GREENFIELD, Blaine, OK	Pass	State
2020-10-12	PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP	HINTON, Caddo, OK	Pass	State
2020-10-12	PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP	HINTON, Caddo, OK	Pass	State
2020-10-12	PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP	HINTON, Caddo, OK	Pass	State
2020-10-12	DEVON ENERGY PRODUCTION CO LP / DUANE 1H	CALUMET, Canadian, OK	Pass	State
2020-10-12	DEVON ENERGY PRODUCTION CO LP / CINDY LOU 27 13N 9W 2H BEARD 34 13N 9	CALUMET, Canadian, OK	Pass	State
2020-10-12	MARKWEST OKLAHOMA GAS CO LLC / DUNN COMPRESSOR STATION	STUART, Hughes, OK	Pass	State
2020-10-12	TOM STACK LLC / CHISHOLM PLANT	CASHION, Kingfisher, OK	Pass	State
2020-10-12	MARKWEST OKLAHOMA GAS CO LLC / STANGL COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2020-10-12	EOG RESOURCES INC / BANSHEE 2029 1H	BLANCHARD, McClain, OK	Pass	State
2020-10-12	EOG RESOURCES INC / MCMAHAN CTB	NEWCASTLE, McClain, OK	Pass	State
2020-10-12	MTN GATHERING/ADAMS COMP STA	VANDERBILT, Fayette, PA	Pass	State
2020-10-12	KOHLER COMPANY - VITREOUS PLANT	KOHLER, Taylor, WI	Pass	State
2020-10-12	APPALACHIA MIDSTREAM SERVICES, L.L.C., THREEDUBS STATION	WELLSBURG, Brooke, WV	Pass	State
2020-10-12	MOUNTAIN GATHERING, LLC, MCCLELLAND STATION	WORTHINGTON, Marion, WV	Pass	State
2020-10-11	ALA IMUA	KAPOLEI, Honolulu, HI	Incomplete	State
2020-10-11	UNITED GRAIN CORPORATION — high-priority violation on file	VANCOUVER, Clark, WA	Pass	Local
2020-10-11	UNITED GRAIN CORPORATION — high-priority violation on file	VANCOUVER, Clark, WA	Pass	Local
2020-10-10	HILCORP ALASKA, LLC / GATHERING CENTER #2 (GC 2)	NORTH SLOPE BOROUGH, North Slope, AK	Pass	State
2020-10-10	MONDELEZ GLOBAL LLC - RICHMOND BAKERY	RICHMOND, Henrico, VA	Pass	State
2020-10-10	BP WEST COAST PRODUCTS LLC — high-priority violation on file	BLAINE, Whatcom, WA	Pass	Local
2020-10-09	FREEBIRD GAS STORAGE	DETROIT, Lamar, AL	Pass	State
2020-10-09	AMRIZE CEMENT, INC.	THEODORE, Mobile, AL	Pass	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 2020. It lists 33,437 stack tests recorded nationwide in 2020.