Mag Instrument INC
1680 S Vineyard Ave, Ontario, CA 91761
UNVERIFIEDLAST SEEN IN FEDERAL DATA — · 1 SOURCE
Present in a source dataset, with no recent operating signal.
What they make
Electric Lighting Equipment Manufacturing335129Where it is
34.04405, -117.61100 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Mag Instrument INC | Ontario | Hardware Manufacturing 332510 | UNVERIFIED | 0.2 KM |
| Mag Instrument, INC | Ontario | Electric Lamp Bulb and Other Lighting Equipment Manufacturing 335139 | UNVERIFIED | 0.5 KM |
| 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 |
| Kim Lighting | Ontario | Nonferrous Metal Foundries 331521 | UNVERIFIED | 1.1 KM |
| Signify North America Corporation | Ontario | Electric Lighting Equipment Manufacturing 335122 | UNVERIFIED | 1.3 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 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 RCRAINFO · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA FRS | EXISTENCE | DEC 2018 | DEC 2018 |
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.