Facility	City	Industry	Status	Distance
Hermeus CORP	Hawthorne	Aircraft Manufacturing 336411	LIKELY ACTIVE	0.2 KM
Space Exploration Technologies	Hawthorne	Aircraft Engine and Engine Parts Manufacturing 336412	LIKELY ACTIVE	0.2 KM
Space Exploration Technologies	Hawthorne	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	UNVERIFIED	0.4 KM
Triumph Aerostructures, LLC	Hawthorne	Aircraft Manufacturing 336411	UNVERIFIED	0.4 KM
Venturi Astrolab INC	Hawthorne	Guided Missile and Space Vehicle Manufacturing 336414	ACTIVE	0.6 KM

Every listed plant in Los Angeles County

Also at this address

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

Northrop CORP.

Hawthorne, CA

UNVERIFIED336411

WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 5 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, CA-ENVIROVIEW, NCDB, NPDES, RCRAINFO, TRIS.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	DEC 2001	AUG 2024

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
STATE	EPA FRS	JUL 2026

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

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