EPA Air · stack tests by state and year

Air-emissions stack tests in Indiana, 2023

1,487Stack 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 Indiana 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 Indiana, 2023

Indiana, other years

Air-emissions stack tests recorded in Indiana, 2023

Date	Facility	Where	Kind	Agency
2023-04-05	STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file	BUTLER, DeKalb, IN	Pass	State
2023-04-05	STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file	BUTLER, DeKalb, IN	Pass	State
2023-04-05	STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file	BUTLER, DeKalb, IN	Fail	State
2023-04-05	ANR PIPELINE COMPANY SULPHUR SPRINGS COMPRESSOR STATION	SULPHUR SPRINGS, Henry, IN	Pass	State
2023-04-05	US STEEL CORPORATION GARY WORKS — high-priority violation on file	GARY, Lake, IN	Pass	State
2023-04-05	US STEEL CORPORATION GARY WORKS — high-priority violation on file	GARY, Lake, IN	Pass	State
2023-04-04	THE ANDERSONS RENEWABLES LLC — high-priority violation on file	LOGANSPORT, Cass, IN	Pass	State
2023-04-04	THE ANDERSONS RENEWABLES LLC — high-priority violation on file	LOGANSPORT, Cass, IN	Pass	State
2023-04-04	THE ANDERSONS RENEWABLES LLC — high-priority violation on file	LOGANSPORT, Cass, IN	Pass	State
2023-04-04	THE ANDERSONS RENEWABLES LLC — high-priority violation on file	LOGANSPORT, Cass, IN	Pass	State
2023-04-04	HARRISON STEEL CASTINGS COMPANY — high-priority violation on file	ATTICA, Fountain, IN	Pass	State
2023-04-04	HARRISON STEEL CASTINGS COMPANY — high-priority violation on file	ATTICA, Fountain, IN	Pass	State
2023-04-04	US STEEL CORPORATION GARY WORKS — high-priority violation on file	GARY, Lake, IN	Pass	State
2023-04-04	NATIONAL MATERIAL PROCESSING	EAST CHICAGO, Lake, IN	Pass	State
2023-04-04	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-04-04	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-04-04	DUKE ENERGY INDIANA LLC CAYUGA GENERATING STATION — high-priority violation on file	CAYUGA, Vermillion, IN	Pass	State
2023-04-04	DUKE ENERGY INDIANA LLC CAYUGA GENERATING STATION — high-priority violation on file	CAYUGA, Vermillion, IN	Pass	State
2023-04-03	ANR PIPELINE COMPANY LAGRANGE COMPRESSOR STATION — high-priority violation on file	LAGRANGE, LaGrange, IN	Pass	State
2023-04-03	US STEEL CORPORATION GARY WORKS — high-priority violation on file	GARY, Lake, IN	Pass	State
2023-03-31	DUKE ENERGY INDIANA LLC - GIBSON GENERATING STATION	OWENSVILLE, Gibson, IN	Pass	State
2023-03-31	LINACAST INCORPORATED LINAMAR LIGHT METALS PIERCETON	PIERCETON, Kosciusko, IN	Pass	State
2023-03-31	LINACAST INCORPORATED LINAMAR LIGHT METALS PIERCETON	PIERCETON, Kosciusko, IN	Pass	State
2023-03-31	LINACAST INCORPORATED LINAMAR LIGHT METALS PIERCETON	PIERCETON, Kosciusko, IN	Pass	State
2023-03-31	LINACAST INCORPORATED LINAMAR LIGHT METALS PIERCETON	PIERCETON, Kosciusko, IN	Pass	State
2023-03-30	ID CASTINGS LLC	NOBLESVILLE, Hamilton, IN	Pass	State
2023-03-30	ID CASTINGS LLC	NOBLESVILLE, Hamilton, IN	Pass	State
2023-03-30	ID CASTINGS LLC	NOBLESVILLE, Hamilton, IN	Pass	State
2023-03-30	ID CASTINGS LLC	NOBLESVILLE, Hamilton, IN	Pass	State
2023-03-30	SIGECO - FB CULLEY GENERATING STATION	NEWBURGH, Warrick, IN	Pass	State
2023-03-29	GRAIN PROCESSING CORPORATION — high-priority violation on file	WASHINGTON, Daviess, IN	Pass	State
2023-03-29	GRAIN PROCESSING CORPORATION — high-priority violation on file	WASHINGTON, Daviess, IN	Pass	State
2023-03-29	GRAIN PROCESSING CORPORATION — high-priority violation on file	WASHINGTON, Daviess, IN	Pass	State
2023-03-29	ID CASTINGS LLC	NOBLESVILLE, Hamilton, IN	Pass	State
2023-03-29	ID CASTINGS LLC	NOBLESVILLE, Hamilton, IN	Pass	State
2023-03-29	ID CASTINGS LLC	NOBLESVILLE, Hamilton, IN	Pass	State
2023-03-29	ID CASTINGS LLC	NOBLESVILLE, Hamilton, IN	Pass	State
2023-03-28	BCI SOLUTIONS INCORPORATED	BREMEN, Marshall, IN	Pass	State
2023-03-28	EVONIK CORPORATION TIPPECANOE LABORATORIES — high-priority violation on file	LAFAYETTE, Tippecanoe, IN	Pass	State
2023-03-28	EVONIK CORPORATION TIPPECANOE LABORATORIES — high-priority violation on file	LAFAYETTE, Tippecanoe, IN	Pass	State
2023-03-24	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-24	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-24	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-24	METAL TECHNOLOGIES AUBURN LLC — high-priority violation on file	AUBURN, DeKalb, IN	Pass	State
2023-03-24	SIGECO - FB CULLEY GENERATING STATION	NEWBURGH, Warrick, IN	Pass	State
2023-03-23	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-23	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-23	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-23	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-23	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-23	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-23	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-23	CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file	EAST CHICAGO, Lake, IN	Pass	State
2023-03-23	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-23	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-23	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-23	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-22	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-22	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-22	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-22	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-22	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-22	GENERAL MOTORS LLC FORT WAYNE ASSEMBLY — high-priority violation on file	ROANOKE, Huntington, IN	Pass	State
2023-03-22	GRAIN PROCESSING CORPORATION — high-priority violation on file	WASHINGTON, Daviess, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	THERMA TRU CORPORATION	BUTLER, DeKalb, IN	Pass	State
2023-03-22	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-22	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-22	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-22	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-21	METALLURGICAL PROCESS MATERIALS LLC	AURORA, Dearborn, IN	Pass	State
2023-03-21	METALLURGICAL PROCESS MATERIALS LLC	AURORA, Dearborn, IN	Pass	State
2023-03-21	METALLURGICAL PROCESS MATERIALS LLC	AURORA, Dearborn, IN	Pass	State
2023-03-21	METALLURGICAL PROCESS MATERIALS LLC	AURORA, Dearborn, IN	Pass	State
2023-03-21	PHOENIX FABRICATORS & ERECTORS INC	AVON, Hendricks, IN	Pass	State
2023-03-21	PHOENIX FABRICATORS & ERECTORS INC	AVON, Hendricks, IN	Pass	State
2023-03-21	PHOENIX FABRICATORS & ERECTORS INC	AVON, Hendricks, IN	Pass	State
2023-03-21	PHOENIX FABRICATORS & ERECTORS INC	AVON, Hendricks, IN	Pass	State
2023-03-21	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-21	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-21	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-21	HONEYWELL AEROSPACE US LLC	SOUTH BEND, St. Joseph, IN	Pass	State
2023-03-16	ZIMMERMAN ENERGY LLC — high-priority violation on file	ARGOS, Marshall, IN	Pass	State
2023-03-16	ZIMMERMAN ENERGY LLC — high-priority violation on file	ARGOS, Marshall, IN	Pass	State
2023-03-16	ZIMMERMAN ENERGY LLC — high-priority violation on file	ARGOS, Marshall, IN	Pass	State
2023-03-16	CLEVELAND-CLIFFS STEEL CORPORATION, ROCKPORT WORKS	ROCKPORT, Spencer, IN	Pass	State
2023-03-16	CLEVELAND-CLIFFS STEEL CORPORATION, ROCKPORT WORKS	ROCKPORT, Spencer, IN	Pass	State
2023-03-16	CLEVELAND-CLIFFS STEEL CORPORATION, ROCKPORT WORKS	ROCKPORT, Spencer, IN	Pass	State
2023-03-16	CLEVELAND-CLIFFS STEEL CORPORATION, ROCKPORT WORKS	ROCKPORT, Spencer, IN	Pass	State
2023-03-16	CLEVELAND-CLIFFS STEEL CORPORATION, ROCKPORT WORKS	ROCKPORT, Spencer, IN	Pass	State

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