EPA Air · stack tests by county and year

Air-emissions stack tests in Lake County, Indiana, 2026

143Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Lake County, Indiana during 2026. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Lake County facility page.

Lake County, Indiana, 2026

Air-emissions stack tests in Lake County, other years

Air-emissions stack tests recorded in Lake County, Indiana, 2026

Date	Facility	Kind	Agency
2026-07-16	CARGILL INC — high-priority violation on file	Pass	State
2026-07-16	CARGILL INC — high-priority violation on file	Pass	State
2026-07-16	CARGILL INC — high-priority violation on file	Pass	State
2026-07-15	CARGILL INC — high-priority violation on file	Pass	State
2026-07-15	CARGILL INC — high-priority violation on file	Pass	State
2026-07-15	CARGILL INC — high-priority violation on file	Pass	State
2026-07-10	CARGILL INC — high-priority violation on file	Pass	State
2026-07-10	CARGILL INC — high-priority violation on file	Pass	State
2026-07-10	CARGILL INC — high-priority violation on file	Pass	State
2026-07-09	CARGILL INC — high-priority violation on file	Pass	State
2026-07-09	CARGILL INC — high-priority violation on file	Pass	State
2026-07-09	CARGILL INC — high-priority violation on file	Pass	State
2026-07-08	CARGILL INC — high-priority violation on file	Pass	State
2026-07-08	CARGILL INC — high-priority violation on file	Pass	State
2026-07-08	CARGILL INC — high-priority violation on file	Pass	State
2026-07-08	CARGILL INC — high-priority violation on file	Pass	State
2026-07-08	CARGILL INC — high-priority violation on file	Pass	State
2026-07-08	CARGILL INC — high-priority violation on file	Pass	State
2026-07-08	CLEVELAND-CLIFFS STEEL LLC	Pass	State
2026-07-08	CLEVELAND-CLIFFS STEEL LLC	Pass	State
2026-07-08	CLEVELAND-CLIFFS STEEL LLC	Pass	State
2026-07-08	BUCKEYE TERMINALS LLC EAST CHICAGO TERMINAL	Pass	State
2026-07-07	CARGILL INC — high-priority violation on file	Pass	State
2026-07-07	CARGILL INC — high-priority violation on file	Pass	State
2026-07-07	CARGILL INC — high-priority violation on file	Pass	State
2026-07-07	CARGILL INC — high-priority violation on file	Pass	State
2026-07-07	CARGILL INC — high-priority violation on file	Pass	State
2026-07-07	CARGILL INC — high-priority violation on file	Pass	State
2026-07-07	RESCO PRODUCTS INCORPORATED	Pass	State
2026-07-07	RESCO PRODUCTS INCORPORATED	Pass	State
2026-07-07	CLEVELAND-CLIFFS STEEL LLC	Pass	State
2026-07-07	CLEVELAND-CLIFFS STEEL LLC	Pass	State
2026-07-07	CLEVELAND-CLIFFS STEEL LLC	Pass	State
2026-07-01	ALLIED TUBE AND CONDUIT CORPORATION	Pass	State
2026-07-01	ALLIED TUBE AND CONDUIT CORPORATION	Pass	State
2026-06-26	MIDWEST AEROSPACE LLC — high-priority violation on file	Pass	State
2026-06-26	MIDWEST AEROSPACE LLC — high-priority violation on file	Pass	State
2026-06-26	MIDWEST AEROSPACE LLC — high-priority violation on file	Pass	State
2026-06-26	MIDWEST AEROSPACE LLC — high-priority violation on file	Pass	State
2026-06-25	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-06-25	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-06-25	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-06-24	ALBANESE CONFECTIONERY GROUP INC — high-priority violation on file	Pass	State
2026-06-24	ALBANESE CONFECTIONERY GROUP INC — high-priority violation on file	Pass	State
2026-06-24	ALBANESE CONFECTIONERY GROUP INC — high-priority violation on file	Pass	State
2026-06-24	ALBANESE CONFECTIONERY GROUP INC — high-priority violation on file	Pass	State
2026-06-24	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-24	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-24	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-24	SAINT MARY MEDICAL CENTER — high-priority violation on file	Pass	State
2026-06-23	ALBANESE CONFECTIONERY GROUP INC — high-priority violation on file	Pass	State
2026-06-23	ALBANESE CONFECTIONERY GROUP INC — high-priority violation on file	Pass	State
2026-06-23	ALBANESE CONFECTIONERY GROUP INC — high-priority violation on file	Pass	State
2026-06-23	ALBANESE CONFECTIONERY GROUP INC — high-priority violation on file	Pass	State
2026-06-23	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-23	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-23	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-19	CARB RITE COMPANY	Pass	State
2026-06-19	CARB RITE COMPANY	Pass	State
2026-06-19	CARB RITE COMPANY	Pass	State
2026-06-19	CARB RITE COMPANY	Pass	State
2026-06-18	SOUTH SHORE SLAG LLC CONTRACTOR OF US STEEL CORPORATION GARY	Pass	State
2026-06-16	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-16	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-16	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-16	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-11	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-11	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-11	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-11	US STEEL CORPORATION GARY WORKS — high-priority violation on file	Pass	State
2026-06-04	CLEVELAND-CLIFFS STEEL LLC	Pass	State
2026-06-04	CLEVELAND-CLIFFS STEEL LLC	Pass	State
2026-06-04	CLEVELAND-CLIFFS STEEL LLC	Pass	State
2026-06-04	CLEVELAND-CLIFFS STEEL LLC	Pass	State
2026-06-04	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-06-04	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-06-04	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-06-04	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-05-19	UNITED STATES GYPSUM COMPANY — high-priority violation on file	Pass	State
2026-05-19	UNITED STATES GYPSUM COMPANY — high-priority violation on file	Pass	State
2026-05-15	CARGILL INC — high-priority violation on file	Pass	State
2026-05-15	CARGILL INC — high-priority violation on file	Pass	State
2026-05-15	CARGILL INC — high-priority violation on file	Pass	State
2026-05-15	CARGILL INC — high-priority violation on file	Pass	State
2026-05-14	CARGILL INC — high-priority violation on file	Fail	State
2026-05-14	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-05-14	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-05-13	CARGILL INC — high-priority violation on file	Pass	State
2026-05-13	CARGILL INC — high-priority violation on file	Pass	State
2026-05-13	CARGILL INC — high-priority violation on file	Pass	State
2026-05-13	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-05-13	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-05-13	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-05-12	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-05-12	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-04-16	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-04-16	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-04-16	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-04-16	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State
2026-04-16	BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file	Pass	State

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