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
2023-05-24	BCI SOLUTIONS INCORPORATED	BREMEN, Marshall, IN	Pass	State
2023-05-24	REAGENT CHEMICAL & RESEARCH LLC	KNOX, Starke, IN	Pass	State
2023-05-23	MILESTONE CONTRACTORS LIMITED PARTNERSHIP	COLUMBUS, Bartholomew, IN	Pass	State
2023-05-18	HALLADOR POWER COMPANY LLC MEROM GENERATING STATION — high-priority violation on file	SULLIVAN, Sullivan, IN	Pass	State
2023-05-18	HALLADOR POWER COMPANY LLC MEROM GENERATING STATION — high-priority violation on file	SULLIVAN, Sullivan, IN	Pass	State
2023-05-18	HALLADOR POWER COMPANY LLC MEROM GENERATING STATION — high-priority violation on file	SULLIVAN, Sullivan, IN	Pass	State
2023-05-18	HALLADOR POWER COMPANY LLC MEROM GENERATING STATION — high-priority violation on file	SULLIVAN, Sullivan, IN	Pass	State
2023-05-18	HALLADOR POWER COMPANY LLC MEROM GENERATING STATION — high-priority violation on file	SULLIVAN, Sullivan, IN	Pass	State
2023-05-18	HALLADOR POWER COMPANY LLC MEROM GENERATING STATION — high-priority violation on file	SULLIVAN, Sullivan, IN	Pass	State
2023-05-17	INDIANA HARBOR COKE COMPANY LP CONTRACTOR OF CLEVELAND-CLIFF — high-priority violation on file	EAST CHICAGO, Lake, IN	Pass	State
2023-05-17	INDIANA HARBOR COKE COMPANY LP CONTRACTOR OF CLEVELAND-CLIFF — high-priority violation on file	EAST CHICAGO, Lake, IN	Pass	State
2023-05-17	ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION	SHELBYVILLE, Shelby, IN	Pass	State
2023-05-17	ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION	SHELBYVILLE, Shelby, IN	Pass	State
2023-05-17	ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION	SHELBYVILLE, Shelby, IN	Pass	State
2023-05-17	ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION	SHELBYVILLE, Shelby, IN	Pass	State
2023-05-16	STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file	BUTLER, DeKalb, IN	Pass	State
2023-05-16	ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file	NEWBURGH, Warrick, IN	Pass	State
2023-05-15	ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION	SHELBYVILLE, Shelby, IN	Pass	State
2023-05-15	ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION	SHELBYVILLE, Shelby, IN	Pass	State
2023-05-15	SIGECO - FB CULLEY GENERATING STATION	NEWBURGH, Warrick, IN	Pass	State
2023-05-12	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-05-12	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-05-12	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Fail	State
2023-05-12	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Fail	State
2023-05-12	NUCOR STEEL — high-priority violation on file	CRAWFORDSVILLE, Montgomery, IN	Pass	State
2023-05-11	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-05-11	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-05-11	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-05-11	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-05-11	UNIVERSITY OF NOTRE DAME DU LAC	NOTRE DAME, St. Joseph, IN	Pass	State
2023-05-10	GEORGIA PACIFIC GYPSUM LLC — high-priority violation on file	WHEATFIELD, Jasper, IN	Pass	State
2023-05-10	GEORGIA PACIFIC GYPSUM LLC — high-priority violation on file	WHEATFIELD, Jasper, IN	Pass	State
2023-05-10	GEORGIA PACIFIC GYPSUM LLC — high-priority violation on file	WHEATFIELD, Jasper, IN	Pass	State
2023-05-10	GEORGIA PACIFIC GYPSUM LLC — high-priority violation on file	WHEATFIELD, Jasper, IN	Pass	State
2023-05-10	UNIVERSITY OF NOTRE DAME DU LAC	NOTRE DAME, St. Joseph, IN	Pass	State
2023-05-10	UNIVERSITY OF NOTRE DAME DU LAC	NOTRE DAME, St. Joseph, IN	Pass	State
2023-05-10	UNIFRAX I LLC	NEW CARLISLE, St. Joseph, IN	Pass	State
2023-05-10	UNIFRAX I LLC	NEW CARLISLE, St. Joseph, IN	Pass	State
2023-05-10	UNIFRAX I LLC	NEW CARLISLE, St. Joseph, IN	Pass	State
2023-05-10	CATERPILLAR INCORPORATED	LAFAYETTE, Tippecanoe, IN	Pass	State
2023-05-10	CATERPILLAR INCORPORATED	LAFAYETTE, Tippecanoe, IN	Pass	State
2023-05-10	MILESTONE CONTRACTORS LP	RICHMOND, Wayne, IN	Pass	State
2023-05-09	GRAIN PROCESSING CORPORATION — high-priority violation on file	WASHINGTON, Daviess, IN	Pass	State
2023-05-09	GRAIN PROCESSING CORPORATION — high-priority violation on file	WASHINGTON, Daviess, IN	Pass	State
2023-05-09	GRAIN PROCESSING CORPORATION — high-priority violation on file	WASHINGTON, Daviess, IN	Pass	State
2023-05-09	GRAIN PROCESSING CORPORATION — high-priority violation on file	WASHINGTON, Daviess, IN	Pass	State
2023-05-09	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-05-09	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-05-09	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-05-09	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	WHITING, Lake, IN	Pass	State
2023-05-09	UNIVERSITY OF NOTRE DAME DU LAC	NOTRE DAME, St. Joseph, IN	Pass	State
2023-05-09	MILESTONE CONTRACTORS LP	LAFAYETTE, Tippecanoe, IN	Pass	State
2023-05-08	UNIVERSITY OF NOTRE DAME DU LAC	NOTRE DAME, St. Joseph, IN	Pass	State
2023-05-04	CITIZENS GAS JOHNSTOWN COMPRESSOR STATION	WORTHINGTON, Greene, IN	Pass	State
2023-05-04	CITIZENS GAS JOHNSTOWN COMPRESSOR STATION	WORTHINGTON, Greene, IN	Pass	State
2023-05-02	VALTO INC	GOSHEN, Elkhart, IN	Pass	State
2023-05-02	VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT	LINDEN, Montgomery, IN	Pass	State
2023-05-02	VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT	LINDEN, Montgomery, IN	Pass	State
2023-05-02	VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT	LINDEN, Montgomery, IN	Pass	State
2023-05-02	VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT	LINDEN, Montgomery, IN	Pass	State
2023-04-27	USB INDIANA LLC	MOORESVILLE, Morgan, IN	Pass	State
2023-04-27	USB INDIANA LLC	MOORESVILLE, Morgan, IN	Pass	State
2023-04-27	USB INDIANA LLC	MOORESVILLE, Morgan, IN	Pass	State
2023-04-27	USB INDIANA LLC	MOORESVILLE, Morgan, IN	Pass	State
2023-04-27	USB INDIANA LLC	MOORESVILLE, Morgan, IN	Pass	State
2023-04-26	STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file	BUTLER, DeKalb, IN	Pass	State
2023-04-26	STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file	BUTLER, DeKalb, IN	Pass	State
2023-04-26	STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file	BUTLER, DeKalb, IN	Pass	State
2023-04-26	STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file	BUTLER, DeKalb, IN	Pass	State
2023-04-26	STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file	BUTLER, DeKalb, IN	Pass	State
2023-04-26	STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file	BUTLER, DeKalb, IN	Pass	State
2023-04-26	ATLAS FOUNDRY COMPANY INC	MARION, Grant, IN	Pass	State
2023-04-26	LONE STAR INDUSTRIES INCORPORATED DBA BUZZI UNICEM USA — high-priority violation on file	GREENCASTLE, Putnam, IN	Pass	State
2023-04-26	LONE STAR INDUSTRIES INCORPORATED DBA BUZZI UNICEM USA — high-priority violation on file	GREENCASTLE, Putnam, IN	Pass	State
2023-04-26	TATE & LYLE SOLUTIONS USA LLC — high-priority violation on file	LAFAYETTE, Tippecanoe, IN	Pass	State
2023-04-26	TATE & LYLE SOLUTIONS USA LLC — high-priority violation on file	LAFAYETTE, Tippecanoe, IN	Pass	State
2023-04-26	TATE & LYLE SOLUTIONS USA LLC — high-priority violation on file	LAFAYETTE, Tippecanoe, IN	Pass	State
2023-04-26	WARRICK NEWCO LLC — high-priority violation on file	NEWBURGH, Warrick, IN	Pass	State
2023-04-26	WARRICK NEWCO LLC — high-priority violation on file	NEWBURGH, Warrick, IN	Pass	State
2023-04-26	WARRICK NEWCO LLC — high-priority violation on file	NEWBURGH, Warrick, IN	Pass	State
2023-04-25	MILESTONE CONTRACTORS LP	INDIANAPOLIS, Marion, IN	Pass	State
2023-04-25	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	BURNS HARBOR, Porter, IN	Pass	State
2023-04-19	GRAIN PROCESSING CORPORATION — high-priority violation on file	WASHINGTON, Daviess, IN	Pass	State
2023-04-19	WM TECHNOLOGIES LLC — high-priority violation on file	MICHIGAN CITY, LaPorte, IN	Pass	State
2023-04-19	WM TECHNOLOGIES LLC — high-priority violation on file	MICHIGAN CITY, LaPorte, IN	Pass	State
2023-04-19	WM TECHNOLOGIES LLC — high-priority violation on file	MICHIGAN CITY, LaPorte, IN	Pass	State
2023-04-18	SARATOGA POTATO CHIPS LLC	FORT WAYNE, Allen, IN	Pass	State
2023-04-18	SARATOGA POTATO CHIPS LLC	FORT WAYNE, Allen, IN	Pass	State
2023-04-18	SARATOGA POTATO CHIPS LLC	FORT WAYNE, Allen, IN	Pass	State
2023-04-18	SARATOGA POTATO CHIPS LLC	FORT WAYNE, Allen, IN	Pass	State
2023-04-18	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-04-18	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-04-18	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-04-18	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-04-18	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-04-18	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-04-18	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-04-18	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-04-18	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State
2023-04-18	LIBERTY LANDFILL LLC	MONTICELLO, White, IN	Pass	State

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