Facility	City	Industry	Status	Distance
Broco INC	Ontario	Metal Heat Treating 332811	LIKELY ACTIVE	1.2 KM
Quality Control Plating	Ontario	Electroplating, Plating, Polishing, Anodizing, and Coloring 332813	UNVERIFIED	1.2 KM
Specialty Coating Systems Ontario CA	Ontario	Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers 332812	LIKELY ACTIVE	1.3 KM
Arlon, Materials for Electronics Div	Rancho Cucamonga	Synthetic Rubber Manufacturing 325212	UNVERIFIED	2.1 KM
Lithonia/hi-tek Western Operat	Rancho Cucamonga	Electroplating, Plating, Polishing, Anodizing, and Coloring 332813	UNVERIFIED	3.0 KM

Every listed plant in San Bernardino 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 NPDES, RCRAINFO · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
OSHA ITA	OPERATING	DEC 2025	DEC 2025
EPA FRS	EXISTENCE	APR 2019	APR 2019

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	EPA FRS	JUL 2026
CITY	EPA FRS	JUL 2026
EMPLOYEE BAND	OSHA ITA	DEC 2025
GEOM	CENSUS GEOCODER	JUL 2026
GEOM	EPA FRS	JUL 2026
NAME	EPA FRS	JUL 2026
STATE	EPA FRS	JUL 2026

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

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