Facility	City	Industry	Status	Distance
Diamond Manufacturing Company IN 351	Michigan City	Metal Crown, Closure, and Other Metal Stamping (except Automotive) 332119	LIKELY ACTIVE	0.1 KM
Ampcor Il, INC.	La Porte	All Other Plastics Product Manufacturing 326199	UNVERIFIED	14.7 KM
Dwyer Instruments	La Porte	Nonferrous Metal Die-Casting Foundries 331523	UNVERIFIED	27.4 KM
Powder Processing Technology LLC	Valparaiso	Powder Metallurgy Part Manufacturing 332117	ACTIVE	29.8 KM
Berrien Metal Products INC	Buchanan	Forging and Stamping 332116	LIKELY ACTIVE	39.3 KM

Every listed plant in LaPorte County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Diamond Manufacturing Company IN 351

Michigan City, IN

LIKELY ACTIVE332119EMP 20-99

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 IN-FRS, IN-TEMPO, NPDES, RCRAINFO, TRIS · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA TRI	OPERATING	DEC 2023	DEC 2023
EPA FRS	EXISTENCE	JUN 2016	JUN 2016

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	SEP 2026
STATE	EPA FRS	JUL 2026

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

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