EPA Air · stack tests by county and year

Air-emissions stack tests in Porter County, Indiana, 2020

60Stack 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 Porter County, Indiana during 2020. 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 Porter County facility page.

Porter County, Indiana, 2020

Air-emissions stack tests in Porter County, other years

Air-emissions stack tests recorded in Porter County, Indiana, 2020

Date	Facility	Kind	Agency
2020-11-25	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-11-25	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-11-20	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-11-20	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-11-20	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-11-20	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-11-19	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-19	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-19	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-19	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-19	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-18	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-18	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-18	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-18	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-18	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-18	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-18	NLMK INDIANA — high-priority violation on file	Pass	State
2020-11-10	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-10-22	URSCHEL LABORATORIES INC	Pass	State
2020-10-22	URSCHEL LABORATORIES INC	Pass	State
2020-10-22	URSCHEL LABORATORIES INC	Pass	State
2020-10-22	URSCHEL LABORATORIES INC	Pass	State
2020-10-21	URSCHEL LABORATORIES INC	Pass	State
2020-10-21	URSCHEL LABORATORIES INC	Pass	State
2020-10-21	URSCHEL LABORATORIES INC	Pass	State
2020-10-21	URSCHEL LABORATORIES INC	Pass	State
2020-10-20	URSCHEL LABORATORIES INC	Pass	State
2020-10-20	URSCHEL LABORATORIES INC	Pass	State
2020-10-20	URSCHEL LABORATORIES INC	Pass	State
2020-10-20	URSCHEL LABORATORIES INC	Pass	State
2020-09-30	PVS TECHNOLOGIES INC — high-priority violation on file	Fail	State
2020-09-30	PVS TECHNOLOGIES INC — high-priority violation on file	Pass	State
2020-09-15	POWDER PROCESSING TECHNOLOGY LLC — high-priority violation on file	Pass	State
2020-09-02	PVS TECHNOLOGIES INC — high-priority violation on file	Pass	State
2020-09-02	PVS TECHNOLOGIES INC — high-priority violation on file	Pass	State
2020-08-14	LOUIS DREYFUS COMPANY BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-08-14	LOUIS DREYFUS COMPANY BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-08-14	LOUIS DREYFUS COMPANY BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-07-22	U S STEEL MIDWEST PLANT	Pass	State
2020-07-22	U S STEEL MIDWEST PLANT	Pass	State
2020-06-24	O-N MINERALS (PORTAGE) COMPANY LLC DBA CARMEUSE LIME & STONE — high-priority violation on file	Pass	State
2020-06-24	O-N MINERALS (PORTAGE) COMPANY LLC DBA CARMEUSE LIME & STONE — high-priority violation on file	Pass	State
2020-06-24	O-N MINERALS (PORTAGE) COMPANY LLC DBA CARMEUSE LIME & STONE — high-priority violation on file	Pass	State
2020-06-24	O-N MINERALS (PORTAGE) COMPANY LLC DBA CARMEUSE LIME & STONE — high-priority violation on file	Pass	State
2020-06-23	O-N MINERALS (PORTAGE) COMPANY LLC DBA CARMEUSE LIME & STONE — high-priority violation on file	Pass	State
2020-06-23	O-N MINERALS (PORTAGE) COMPANY LLC DBA CARMEUSE LIME & STONE — high-priority violation on file	Pass	State
2020-06-23	O-N MINERALS (PORTAGE) COMPANY LLC DBA CARMEUSE LIME & STONE — high-priority violation on file	Pass	State
2020-06-23	O-N MINERALS (PORTAGE) COMPANY LLC DBA CARMEUSE LIME & STONE — high-priority violation on file	Pass	State
2020-06-23	MILESTONE CONTRACTORS LP	Pass	State
2020-06-23	MILESTONE CONTRACTORS LP	Pass	State
2020-06-23	MILESTONE CONTRACTORS LP	Pass	State
2020-06-23	MILESTONE CONTRACTORS LP	Pass	State
2020-05-12	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-03-06	NLMK INDIANA — high-priority violation on file	Pass	State
2020-03-06	NLMK INDIANA — high-priority violation on file	Pass	State
2020-03-06	NLMK INDIANA — high-priority violation on file	Pass	State
2020-03-05	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-03-03	CLEVELAND-CLIFFS BURNS HARBOR LLC — high-priority violation on file	Pass	State
2020-02-07	CLEVELAND-CLIFFS BURNS HARBOR LLC — 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.