EPA Air · stack tests by state and year

Air-emissions stack tests in Minnesota, 2023

228Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Minnesota during 2023; one facility can appear more than once, because this is a record of what happened rather than a list of places.

Counties in Minnesota, 2023

Minnesota, other years

Air-emissions stack tests recorded in Minnesota, 2023

Date	Facility	Where	Kind	Agency
2023-12-21	AMERICAN CRYSTAL SUGAR - EAST GRAND FORKS	EAST GRAND FORKS, Polk, MN	Pass	State
2023-12-21	AMERICAN CRYSTAL SUGAR - EAST GRAND FORKS	EAST GRAND FORKS, Polk, MN	Pass	State
2023-12-20	GREEN PLAINS FAIRMONT LLC	FAIRMONT, Martin, MN	N/A	State
2023-12-19	POET BIOREFINING - PRESTON	PRESTON, Fillmore, MN	Pass	State
2023-12-19	CAMBRIA CO	LE SUEUR, Le Sueur, MN	N/A	State
2023-12-12	US STEEL CORP - MINNTAC	MOUNTAIN IRON, St. Louis, MN	Pass	State
2023-12-08	GREEN PLAINS FAIRMONT LLC	FAIRMONT, Martin, MN	Pass	State
2023-12-07	NORTHERN NATURAL GAS CO - OWATONNA COMPRESSOR STATION	ELLENDALE, Steele, MN	Pass	State
2023-12-05	GREDE LLC - SAINT CLOUD	SAINT CLOUD, Benton, MN	Pass	State
2023-12-05	NORTHERN NATURAL GAS CO - FARIBAULT	FARIBAULT, Rice, MN	Pass	State
2023-12-05	HEARTLAND CORN PRODUCTS	WINTHROP, Sibley, MN	Pass	State
2023-12-04	NORTHERN NATURAL GAS - ALBERT LEA	HARTLAND, Freeborn, MN	Pass	State
2023-12-04	CAMBRIA CO	LE SUEUR, Le Sueur, MN	Pass	State
2023-12-04	ROCHESTER PUBLIC UTILITIES WESTSIDE ENERGY STATION	ROCHESTER, Olmsted, MN	Pass	State
2023-11-30	FLINT HILLS RESOURCES PINE BEND REFINERY	ROSEMOUNT, Dakota, MN	Pass	State
2023-11-29	AMERICAN CRYSTAL SUGAR - MOORHEAD — high-priority violation on file	MOORHEAD, Clay, MN	Fail	State
2023-11-29	XCEL ENERGY - RIVERSIDE GENERATING PLANT	MINNEAPOLIS, Hennepin, MN	Pass	State
2023-11-29	NORTHSHORE MINING CO - SILVER BAY	SILVER BAY, Lake, MN	Pass	State
2023-11-28	SAPPI CLOQUET LLC	CLOQUET, Carlton, MN	Pass	State
2023-11-28	POET BIOREFINING - BINGHAM LAKE	BINGHAM LAKE, Cottonwood, MN	Pass	State
2023-11-28	CAMBRIA CO	LE SUEUR, Le Sueur, MN	Pass	State
2023-11-28	MET COUNCIL METROPOLITAN WATER RESOURCE RECOVERY FACILITY	SAINT PAUL, Ramsey, MN	Pass	State
2023-11-28	OTTER LAKE TECHNOLOGIES	WHITE BEAR TOWNSHIP, Ramsey, MN	Pass	State
2023-11-21	FEDERAL CARTRIDGE COMPANY	ANOKA, Anoka, MN	Fail	State
2023-11-21	CHS ROCHESTER - KASSON	KASSON, Dodge, MN	Pass	State
2023-11-20	CAMBRIA CO	LE SUEUR, Le Sueur, MN	Pass	State
2023-11-20	VALERO RENEWABLE FUELS CO LLC - WELCOME PLANT	WELCOME, Martin, MN	Pass	State
2023-11-16	SOUTHERN MINNESOTA BEET SUGAR COOP	RENVILLE, Renville, MN	Pass	State
2023-11-15	NORTHERN NATURAL GAS CO - CARLTON	CARLTON, Carlton, MN	Pass	State
2023-11-15	HERON LAKE BIOENERGY LLC	HERON LAKE, Jackson, MN	N/A	State
2023-11-14	GREAT LAKES GAS TRANSMISSION - SHEVLIN COMPRESSOR STATION 3	SHEVLIN, Clearwater, MN	Pass	State
2023-11-14	ALLIANCE PIPELINE - OLIVIA 23-A	BIRD ISLAND, Renville, MN	Pass	State
2023-11-09	ROLLING HILLS LANDFILL	BUFFALO, Wright, MN	N/A	State
2023-11-07	GOPHER RESOURCE LLC	EAGAN, Dakota, MN	Pass	State
2023-11-07	HEARTLAND CORN PRODUCTS	WINTHROP, Sibley, MN	Pass	State
2023-11-03	DAKOTA AGGREGATES - UMORE PARK FACILITY	ROSEMOUNT, Dakota, MN	Pass	State
2023-11-03	SOFIDEL AMERICA - DULUTH — high-priority violation on file	DULUTH, St. Louis, MN	Pass	State
2023-11-01	NORTHSHORE MINING CO - SILVER BAY	SILVER BAY, Lake, MN	Pass	State
2023-10-31	INDUSTRIAL FINISHING SERVICES INC - PERHAM	PERHAM, Otter Tail, MN	Pass	State
2023-10-25	AMERICAN CRYSTAL SUGAR - MOORHEAD — high-priority violation on file	MOORHEAD, Clay, MN	Pass	State
2023-10-25	MET COUNCIL - SENECA WWTP	EAGAN, Dakota, MN	Pass	State
2023-10-25	ANDERSEN CORPORATION	BAYPORT, Washington, MN	Pass	State
2023-10-24	USG INTERIORS LLC - CLOQUET MN	CLOQUET, Carlton, MN	Pass	State
2023-10-24	AMRIZE MIDWEST INC - NONMETALLIC	EAGAN, Dakota, MN	Pass	State
2023-10-23	NORTHERN NATURAL GAS - FARMINGTON	FARMINGTON, Dakota, MN	Pass	State
2023-10-23	JBS WORTHINGTON MN	WORTHINGTON, Nobles, MN	Pass	State
2023-10-17	AMERICAN CRYSTAL SUGAR - CROOKSTON	CROOKSTON, Polk, MN	Pass	State
2023-10-17	XCEL ENERGY - SHERBURNE COUNTY GENERATING PLANT	BECKER, Sherburne, MN	Pass	State
2023-10-17	BUFFALO WWTP	BUFFALO, Wright, MN	Pass	State
2023-10-16	CEMSTONE NONMETALLIC	MENDOTA HEIGHTS, Dakota, MN	Pass	State
2023-10-11	RJ ZAVORAL AND SONS INC HMA PORTABLE PLANT 3	EAST GRAND FORKS, Polk, MN	Pass	State
2023-10-10	CHS HALLOCK	KENNEDY, Kittson, MN	Pass	State
2023-10-10	AMERICAN CRYSTAL SUGAR - CROOKSTON	CROOKSTON, Polk, MN	Pass	State
2023-10-09	ADM - MARSHALL	MARSHALL, Lyon, MN	Pass	State
2023-10-05	GREDE LLC - SAINT CLOUD	SAINT CLOUD, Benton, MN	Pass	State
2023-10-03	MCNAMARA CONTRACTING INC	ROSEMOUNT, Dakota, MN	Pass	State
2023-10-03	KODA ENERGY, LLC — high-priority violation on file	SHAKOPEE, Scott, MN	Pass	State
2023-10-02	COMMERCIAL ASPHALT CO - PLANT 909	BLAINE, Ramsey, MN	Pass	State
2023-09-26	MACLEAN POWER SYSTEMS MANKATO LLC	MANKATO, Blue Earth, MN	Fail	State
2023-09-26	US STEEL CORP - MINNTAC	MOUNTAIN IRON, St. Louis, MN	Pass	State
2023-09-26	ANDERSEN CORPORATION	BAYPORT, Washington, MN	Pass	State
2023-09-21	WASTE MANAGEMENT - MAPLE GROVE TRANSFER STATION	MAPLE GROVE, Hennepin, MN	Pass	State
2023-09-19	GOPHER RESOURCE LLC	EAGAN, Dakota, MN	Pass	State
2023-09-19	US STEEL CORP - MINNTAC	MOUNTAIN IRON, St. Louis, MN	Pass	State
2023-09-19	HIBBING PUBLIC UTILITIES COMMISSION	HIBBING, St. Louis, MN	Pass	State
2023-09-19	KODA ENERGY, LLC — high-priority violation on file	SHAKOPEE, Scott, MN	Pass	State
2023-09-12	MINNESOTA SOYBEAN PROCESSORS	BREWSTER, Nobles, MN	Pass	State
2023-09-12	SYENSQO DBA CYTEC ENGINEERED MATERIALS LNC	WINONA, Winona, MN	Pass	State
2023-09-06	AL-CORN CLEAN FUEL LLC	CLAREMONT, Dodge, MN	Pass	State
2023-09-06	USG INTERIORS LLC	RED WING, Goodhue, MN	Pass	State
2023-09-05	AMRIZE MIDWEST INC - NONMETALLIC	EAGAN, Dakota, MN	Pass	State
2023-08-31	MARATHON SAINT PAUL PARK REFINERY	SAINT PAUL PARK, Washington, MN	N/A	State
2023-08-31	MARATHON SAINT PAUL PARK REFINERY	SAINT PAUL PARK, Washington, MN	N/A	State
2023-08-30	XCEL ENERGY - SHERBURNE COUNTY GENERATING PLANT	BECKER, Sherburne, MN	Pass	State
2023-08-30	MARATHON SAINT PAUL PARK REFINERY	SAINT PAUL PARK, Washington, MN	Pass	State
2023-08-29	USG INTERIORS LLC - CLOQUET MN	CLOQUET, Carlton, MN	Fail	State
2023-08-29	MOORHEAD CITY OF - AIR CURTAIN INCINERATOR	MOORHEAD, Clay, MN	Pass	State
2023-08-29	DENCO II LLC	MORRIS, Stevens, MN	N/A	State
2023-08-28	ADM - MARSHALL	MARSHALL, Lyon, MN	Fail	State
2023-08-23	CENTRAL SPECIALTIES INC - PLANT 5	ALEXANDRIA, Douglas, MN	Pass	State
2023-08-22	FLINT HILLS RESOURCES PINE BEND REFINERY	ROSEMOUNT, Dakota, MN	Pass	State
2023-08-22	ARANDELL - MAPLE GROVE — high-priority violation on file	MAPLE GROVE, Hennepin, MN	Pass	State
2023-08-22	CENTRAL SPECIALTIES INC - PLANT 3	ALEXANDRIA, Douglas, MN	Pass	State
2023-08-16	GREEN PLAINS OTTER TAIL LLC	FERGUS FALLS, Otter Tail, MN	Fail	State
2023-08-16	NEWPORT TERMINAL LLC	NEWPORT, Washington, MN	Pass	State
2023-08-15	WISCONSIN CENTRAL LTD	DULUTH, St. Louis, MN	Pass	State
2023-08-09	SAPPI CLOQUET LLC	CLOQUET, Carlton, MN	Pass	State
2023-08-09	FLINT HILLS RESOURCES PINE BEND REFINERY	ROSEMOUNT, Dakota, MN	Pass	State
2023-08-02	FLINT HILLS RESOURCES PINE BEND REFINERY	ROSEMOUNT, Dakota, MN	Pass	State
2023-08-02	CAMBRIA CO	LE SUEUR, Le Sueur, MN	Pass	State
2023-08-02	GEOTEK	STEWARTVILLE, Olmsted, MN	N/A	State
2023-08-01	MINNESOTA POWER - BOSWELL ENERGY CENTER	COHASSET, Itasca, MN	Pass	State
2023-08-01	NORTHSHORE MINING CO - SILVER BAY	SILVER BAY, Lake, MN	Pass	State
2023-08-01	NORTHERN IRON LLC	SAINT PAUL, Ramsey, MN	N/A	State
2023-08-01	SHELDAHL FLEXIBLE TECHNOLOGIES INC - WEST FACILITY	NORTHFIELD, Rice, MN	Pass	State
2023-07-31	CAMBRIA CO	LE SUEUR, Le Sueur, MN	Pass	State
2023-07-28	KGM CONTRACTORS INC	ANGORA, St. Louis, MN	Pass	State
2023-07-25	COMPASS MINERALS AMERICA INC	DULUTH, St. Louis, MN	Pass	State
2023-07-20	MESABI BITUMINOUS INC - SCHLEY MINE B	GILBERT, St. Louis, MN	Pass	State
2023-07-19	XCEL ENERGY - WILMARTH GENERATING PLANT	MANKATO, Blue Earth, MN	Pass	State

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