Facility	City	Industry	Status	Distance
Mzg Associates Ii LLC	Chicago Heights	Iron and Steel Mills and Ferroalloy Manufacturing 331110	UNVERIFIED	1.8 KM
Keystone Bar Products INC	Chicago Heights	Iron and Steel Mills and Ferroalloy Manufacturing 331110	UNVERIFIED	2.6 KM
Bull Moose Tube Company Chicago Division	Chicago Heights	Iron and Steel Mills and Ferroalloy Manufacturing 331110	LIKELY ACTIVE	4.0 KM
Chicago Heights Steel	Chicago Heights	Iron and Steel Mills and Ferroalloy Manufacturing 331110	ACTIVE	4.3 KM
Highway Steel Inc.	Chicago Heights	Iron and Steel Mills and Ferroalloy Manufacturing 331110	LIKELY ACTIVE	4.4 KM

Every listed plant in Cook County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 6 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in ACES, AIR, AIRS/AFS, BR, EIS, ICIS, OSHA-OIS, RCRAINFO, TRIS · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	JUN 2017	JUN 2017
EPA ECHO	OPERATING	JUN 2014	JUN 2014

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	EPA FRS	JUL 2026
CITY	EPA FRS	JUL 2026
GEOM	EPA FRS	JUL 2026
NAME	EPA FRS	JUL 2026
RCRA GENERATOR STATUS	EPA ECHO	AUG 2026
STATE	EPA FRS	JUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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