Facility	City	Industry	Status	Distance
Doble Engineering Company (Ontario, CA)	Ontario	Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables 334513	LIKELY ACTIVE	0.8 KM
Signify North America Corporation	Ontario	Electric Lighting Equipment Manufacturing 335122	UNVERIFIED	1.3 KM
Alta Advanced Technologies, Inc.	Ontario	Electric Lighting Equipment Manufacturing 335110	ACTIVE	3.1 KM
Leadsun, INC.	Ontario	Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing 335132	ACTIVE	5.1 KM
Led One CORP	Eastvale	Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing 335132	ACTIVE	8.0 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

1 source holds this plant, and 7 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in RCRAINFO · EPA site type STATIONARY.

EPA Facility Registry ServiceEXISTENCE
Record 110070410604 · first seen DEC 2018 · last seen DEC 2018

IN SAN BERNARDINO COUNTY20 other plants share this one’s industry (Electric Lighting Equipment Manufacturing, NAICS 3351); 3 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name: EPA: MAG INSTRUMENT INC · OCT 2026
Street address: EPA: 1680 S VINEYARD AVE · OCT 2026
City: EPA: ONTARIO · OCT 2026
State: EPA: CA · OCT 2026
County (FIPS code): EPA: 06071 · OCT 2026
Coordinates: EPA: 34.044053,-117.611 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

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