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
2023-12-21	DUKE ENERGY INDIANA LLC - GIBSON GENERATING STATION	OWENSVILLE, Gibson, IN	Pass	State
2023-12-21	PURDUE UNIVERSITY — high-priority violation on file	WEST LAFAYETTE, Tippecanoe, IN	Pass	State
2023-12-20	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-20	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-20	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-20	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-20	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-19	NORTH VERNON INDUSTRY CORPORATION	NORTH VERNON, Jennings, IN	Pass	State
2023-12-19	NORTH VERNON INDUSTRY CORPORATION	NORTH VERNON, Jennings, IN	Pass	State
2023-12-19	NORTH VERNON INDUSTRY CORPORATION	NORTH VERNON, Jennings, IN	Pass	State
2023-12-19	NORTH VERNON INDUSTRY CORPORATION	NORTH VERNON, Jennings, IN	Pass	State
2023-12-19	NORTH VERNON INDUSTRY CORPORATION	NORTH VERNON, Jennings, IN	Pass	State
2023-12-19	UNITED STATES GYPSUM COMPANY	EAST SHOALS, Martin, IN	Pass	State
2023-12-19	NUCOR STEEL — high-priority violation on file	CRAWFORDSVILLE, Montgomery, IN	Pass	State
2023-12-19	NUCOR STEEL — high-priority violation on file	CRAWFORDSVILLE, Montgomery, IN	Pass	State
2023-12-18	HEIDELBERG MATERIALS MIDWEST AGG INCORPORATED	FORT WAYNE, Allen, IN	Pass	State
2023-12-18	HEIDELBERG MATERIALS MIDWEST AGG INCORPORATED	FORT WAYNE, Allen, IN	Pass	State
2023-12-15	CLEVELAND-CLIFFS STEEL LLC	EAST CHICAGO, Lake, IN	Pass	State
2023-12-15	MONTPELIER GENERATING STATION LLC — high-priority violation on file	PONETO, Wells, IN	Pass	State
2023-12-15	MONTPELIER GENERATING STATION LLC — high-priority violation on file	PONETO, Wells, IN	Pass	State
2023-12-14	CLEVELAND-CLIFFS STEEL LLC	EAST CHICAGO, Lake, IN	Pass	State
2023-12-14	CLEVELAND-CLIFFS STEEL LLC	EAST CHICAGO, Lake, IN	Pass	State
2023-12-14	CLEVELAND-CLIFFS STEEL LLC	EAST CHICAGO, Lake, IN	Pass	State
2023-12-14	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-12-14	PRAIRIE VIEW RECYCLING & DISPOSAL FACILITY	BREMEN, Marshall, IN	Pass	State
2023-12-14	AMCOR FLEXIBLES NORTH AMERICA INCORPORATED	TERRE HAUTE, Vigo, IN	Pass	State
2023-12-13	SUPERIOR ALUMINUM ALLOYS LLC — high-priority violation on file	NEW HAVEN, Allen, IN	Pass	State
2023-12-13	SUPERIOR ALUMINUM ALLOYS LLC — high-priority violation on file	NEW HAVEN, Allen, IN	Pass	State
2023-12-13	SUPERIOR ALUMINUM ALLOYS LLC — high-priority violation on file	NEW HAVEN, Allen, IN	Pass	State
2023-12-13	SUPERIOR ALUMINUM ALLOYS LLC — high-priority violation on file	NEW HAVEN, Allen, IN	Pass	State
2023-12-13	SUPERIOR ALUMINUM ALLOYS LLC — high-priority violation on file	NEW HAVEN, Allen, IN	Fail	State
2023-12-13	SUPERIOR ALUMINUM ALLOYS LLC — high-priority violation on file	NEW HAVEN, Allen, IN	Pass	State
2023-12-13	SUPERIOR ALUMINUM ALLOYS LLC — high-priority violation on file	NEW HAVEN, Allen, IN	Pass	State
2023-12-13	WAUPACA FOUNDRY INC PLANT 5 — high-priority violation on file	TELL CITY, Perry, IN	Pass	State
2023-12-13	WAUPACA FOUNDRY INC PLANT 5 — high-priority violation on file	TELL CITY, Perry, IN	Pass	State
2023-12-13	PVS TECHNOLOGIES INC — high-priority violation on file	PORTAGE, Porter, IN	Fail	State
2023-12-13	PVS TECHNOLOGIES INC — high-priority violation on file	PORTAGE, Porter, IN	Pass	State
2023-12-13	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-12-13	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-12-12	TWIN BRIDGES RECYCLING AND DISPOSAL FACILITY — high-priority violation on file	DANVILLE, Hendricks, IN	Pass	State
2023-12-12	TWIN BRIDGES RECYCLING AND DISPOSAL FACILITY — high-priority violation on file	DANVILLE, Hendricks, IN	Pass	State
2023-12-11	HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file	MITCHELL, Lawrence, IN	Pass	State
2023-12-11	HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file	MITCHELL, Lawrence, IN	Pass	State
2023-12-11	HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file	MITCHELL, Lawrence, IN	Pass	State
2023-12-11	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-12-11	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-12-11	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-12-11	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-12-07	US STEEL CORPORATION GARY WORKS — high-priority violation on file	GARY, Lake, IN	Pass	State
2023-12-07	US STEEL CORPORATION GARY WORKS — high-priority violation on file	GARY, Lake, IN	Pass	State
2023-12-07	US STEEL CORPORATION GARY WORKS — high-priority violation on file	GARY, Lake, IN	Pass	State
2023-12-07	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-12-07	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-12-07	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-12-06	3M HARTFORD CITY	HARTFORD CITY, Blackford, IN	Pass	State
2023-12-06	3M HARTFORD CITY	HARTFORD CITY, Blackford, IN	Pass	State
2023-12-06	3M HARTFORD CITY	HARTFORD CITY, Blackford, IN	Pass	State
2023-12-05	3M HARTFORD CITY	HARTFORD CITY, Blackford, IN	Pass	State
2023-12-05	3M HARTFORD CITY	HARTFORD CITY, Blackford, IN	Pass	State
2023-12-05	DALTON CORPORATION WARSAW MANUFACTURING FACILITY — high-priority violation on file	WARSAW, Kosciusko, IN	Pass	State
2023-12-05	DALTON CORPORATION WARSAW MANUFACTURING FACILITY — high-priority violation on file	WARSAW, Kosciusko, IN	Pass	State
2023-12-05	ANR PIPELINE COMPANY LAGRANGE COMPRESSOR STATION — high-priority violation on file	LAGRANGE, LaGrange, IN	Pass	State
2023-12-05	ANR PIPELINE COMPANY LAGRANGE COMPRESSOR STATION — high-priority violation on file	LAGRANGE, LaGrange, IN	Pass	State
2023-12-05	US STEEL CORPORATION GARY WORKS — high-priority violation on file	GARY, Lake, IN	Pass	State
2023-12-05	US STEEL CORPORATION GARY WORKS — high-priority violation on file	GARY, Lake, IN	Pass	State
2023-12-05	US STEEL CORPORATION GARY WORKS — high-priority violation on file	GARY, Lake, IN	Pass	State
2023-12-05	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-12-05	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-12-05	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-12-01	STEEL DYNAMICS INCORPORATED ENGINEERED BAR PRODUCTS DIVISION — high-priority violation on file	PITTSBORO, Hendricks, IN	Pass	State
2023-12-01	STEEL DYNAMICS INCORPORATED ENGINEERED BAR PRODUCTS DIVISION — high-priority violation on file	PITTSBORO, Hendricks, IN	Pass	State
2023-12-01	STEEL DYNAMICS INCORPORATED ENGINEERED BAR PRODUCTS DIVISION — high-priority violation on file	PITTSBORO, Hendricks, IN	Pass	State
2023-11-30	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-11-30	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-11-30	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-11-30	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-11-30	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-11-30	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-11-30	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-11-30	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-11-30	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-11-30	VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file	MOUNT VERNON, Posey, IN	Pass	State
2023-11-29	STEEL DYNAMICS INCORPORATED ENGINEERED BAR PRODUCTS DIVISION — high-priority violation on file	PITTSBORO, Hendricks, IN	Pass	State
2023-11-29	STEEL DYNAMICS INCORPORATED ENGINEERED BAR PRODUCTS DIVISION — high-priority violation on file	PITTSBORO, Hendricks, IN	Pass	State
2023-11-29	STEEL DYNAMICS INCORPORATED ENGINEERED BAR PRODUCTS DIVISION — high-priority violation on file	PITTSBORO, Hendricks, IN	Pass	State
2023-11-29	STEEL DYNAMICS INCORPORATED ENGINEERED BAR PRODUCTS DIVISION — high-priority violation on file	PITTSBORO, Hendricks, IN	Pass	State
2023-11-29	STEEL DYNAMICS INCORPORATED ENGINEERED BAR PRODUCTS DIVISION — high-priority violation on file	PITTSBORO, Hendricks, IN	Pass	State
2023-11-29	INDIANA UNIVERSITY	BLOOMINGTON, Monroe, IN	Pass	State
2023-11-28	GRAIN PROCESSING CORPORATION — high-priority violation on file	WASHINGTON, Daviess, IN	Pass	State
2023-11-22	PVS TECHNOLOGIES INC — high-priority violation on file	PORTAGE, Porter, IN	Pass	State
2023-11-21	DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION	EDWARDSPORT, Knox, IN	Pass	State
2023-11-21	DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION	EDWARDSPORT, Knox, IN	Pass	State
2023-11-21	ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file	NEWBURGH, Warrick, IN	Pass	State
2023-11-20	SIGECO - FB CULLEY GENERATING STATION	NEWBURGH, Warrick, IN	Pass	State
2023-11-17	CLEVELAND-CLIFFS STEEL CORPORATION, ROCKPORT WORKS	ROCKPORT, Spencer, IN	Pass	State
2023-11-17	CLEVELAND-CLIFFS STEEL CORPORATION, ROCKPORT WORKS	ROCKPORT, Spencer, IN	Pass	State
2023-11-17	CLEVELAND-CLIFFS STEEL CORPORATION, ROCKPORT WORKS	ROCKPORT, Spencer, IN	Pass	State
2023-11-16	SUNOCO LLC HUNTINGTON TERMINAL	HUNTINGTON, Huntington, IN	Pass	State
2023-11-16	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-11-16	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State

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