Facility	City	Industry	Status	Distance
Thermionics Laboratory, INC.	Hayward	Semiconductor Machinery Manufacturing 333242	ACTIVE	1.5 KM
Applied Materials	Hayward	Semiconductor Machinery Manufacturing 333242	UNVERIFIED	2.0 KM
Naylor Steel INC	Hayward	Semiconductor Machinery Manufacturing 333242	UNVERIFIED	2.4 KM
Heat & Control INC	Hayward	Iron and Steel Forging 332111	UNVERIFIED	3.0 KM
Cec Print Solutions	Union City	Industrial Machinery Manufacturing 333244	UNVERIFIED	3.4 KM

Every listed plant in Alameda County

Also at this address

More than one federal record exists for this street address. The primary record for the site is listed first.

Ampex Data Systems Corporation

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 BR, EIS, RCRAINFO · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	JUN 2017	JUN 2017
EPA ECHO	OPERATING	JAN 1985	JAN 1985

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.

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