Facility	City	Industry	Status	Distance
MKS Lawrence	Lawrence	Semiconductor Machinery Manufacturing 333242	LIKELY ACTIVE	0.2 KM
United Tool & Machine Corporation	Lawrence	Machine Shops 332710	ACTIVE	0.8 KM
Mks Instruments INC	Andover	Semiconductor Machinery Manufacturing 333242	UNVERIFIED	1.9 KM
MKS Shattuck Rd	Andover	Semiconductor Machinery Manufacturing 333242	LIKELY ACTIVE	1.9 KM
Mks INC.	Andover	Semiconductor Machinery Manufacturing 333242	ACTIVE	2.1 KM

Every listed plant in Essex County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

MKS Lawrence

Lawrence, MA

LIKELY ACTIVE333242EMP 20-99

WHERE THIS RECORD COMES FROM — 3 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 AIR, MA-EPICS, RCRAINFO, TRIS · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA TRI	OPERATING	DEC 2023	DEC 2023
EPA ECHO	OPERATING	MAY 2021	MAY 2021
EPA FRS	EXISTENCE	JUN 2016	JUN 2016

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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