Signet Scientific CO
3401 Aerojet Avenue, El Monte, CA 91731
UNVERIFIEDLAST SEEN IN FEDERAL DATA OCT 2014 · 2 SOURCES
Present in a source dataset, with no recent operating signal.
What they make
Other Electronic Component Manufacturing334419Where it is
34.06995, -118.06875 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| MGC Industrial Inc. | El Monte | Semiconductor and Related Device Manufacturing 334413 | LIKELY ACTIVE | 0.6 KM |
| Ati Industrial Automation INC | El Monte | Semiconductor and Related Device Manufacturing 334413 | UNVERIFIED | 0.7 KM |
| Electronic Solutions a Zero C | El Monte | Other Electronic Component Manufacturing 334419 | UNVERIFIED | 0.8 KM |
| Justin INC | South El Monte | Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing 334416 | UNVERIFIED | 1.0 KM |
| Pearson Engineering CORP. | South El Monte | All Other Miscellaneous Fabricated Metal Product Manufacturing 332999 | ACTIVE | 1.4 KM |
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 HWTS-DATAMART, RCRAINFO · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA FRS | EXISTENCE | JUN 2017 | AUG 2024 |
| EPA ECHO | OPERATING | OCT 2014 | OCT 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.
