Facility	City	Industry	Status	Distance
Colt Refining INC	Merrimack	Nonferrous Metal (except Aluminum) Smelting and Refining 331410	LIKELY ACTIVE	0.1 KM
Metal Separations INC	Nashua	Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum) 331492	UNVERIFIED	8.6 KM
Airgas Usa, LLC	Salem	Industrial Gas Manufacturing 325120	ACTIVE	19.6 KM
National Aperture INC	Salem	Petroleum Lubricating Oil and Grease Manufacturing 324191	UNVERIFIED	19.8 KM
Evolve Technologies CORP	Salem	Office Furniture (except Wood) Manufacturing 337214	ACTIVE	20.0 KM

Every listed plant in Hillsborough 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.

Colt Refining INC

Merrimack, NH

LIKELY ACTIVE331410

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, AIRS/AFS, BR, EIS, ICIS, NPDES, OSHA-OIS, RCRAINFO, TRIS · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	MAY 2026	MAY 2026
EPA ECHO	OPERATING	DEC 2025	DEC 2025
EPA TRI	OPERATING	DEC 2023	DEC 2023

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	SEP 2026
STATE	EPA FRS	JUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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