Medarex INC

519 Rt 173, Stewartsville, NJ 08886

UNVERIFIEDLAST SEEN IN FEDERAL DATA MAY 2022 · 2 SOURCES

Present in a source dataset, with no recent operating signal.

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What they make

Pharmaceutical Preparation Manufacturing325412

Where it is

40.65684, -75.09811 · CENSUS TIGER

COUNTY

Warren County

METRO AREA

Allentown-Bethlehem-Easton, PA-NJ

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Other plants nearby

Facility	City	Industry	Status	Distance
Quva Pharma INC	Bloomsbury	Pharmaceutical Preparation Manufacturing 325412	LIKELY ACTIVE	0.0 KM
Pharm Ops, INC.	Phillipsburg	Pharmaceutical Preparation Manufacturing 325412	UNVERIFIED	9.7 KM
Avantor Performance Materials	Phillipsburg	Other Basic Inorganic Chemical Manufacturing 325180	ACTIVE	9.9 KM
Ortho-mcneil Pharmaceutical INC	Alexandria Twp	Pharmaceutical Preparation Manufacturing 325412	UNVERIFIED	12.8 KM
Dsm Nutritional Products LLC	Belvidere	Medicinal and Botanical Manufacturing 325411	LIKELY ACTIVE	20.6 KM

Every listed plant in Warren County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 7 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in AIR, AIRS/AFS, NJ-NJEMS, RCRAINFO · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen MAY 2022 · last seen MAY 2022
EPA Facility Registry ServiceEXISTENCE
Record 110020049268 · first seen JAN 2015 · last seen JAN 2015

IN WARREN COUNTY5 other plants share this one’s industry (Pharmaceutical and Medicine Manufacturing, NAICS 3254); 3 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name: EPA: MEDAREX INC · OCT 2026
Street address: EPA: 519 RT 173 · OCT 2026
City: EPA: STEWARTSVILLE · OCT 2026
State: EPA: NJ · OCT 2026
County (FIPS code): EPA: 34041 · OCT 2026
Coordinates: EPA: 40.65684,-75.098109 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

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