Plaquemine Hydrogen Purification

9555 Highway 1 South, Addis, LA 70710

LIKELY ACTIVELAST SEEN IN FEDERAL DATA JUN 2025 · 2 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

Industrial Gas Manufacturing325120

Where it is

30.32456, -91.25216 · CENSUS TIGER

COUNTY

West Baton Rouge County

METRO AREA

Baton Rouge, LA

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Other plants nearby

Facility	City	Industry	Status	Distance
Tsrc Specialty Materials LLC - Research & Development Pilot Plant	Plaquemine	All Other Basic Organic Chemical Manufacturing 325199	LIKELY ACTIVE	1.2 KM
Nutrition & Biosciences USA 1 LLC - Plaquemine Methocel	Plaquemine	All Other Basic Organic Chemical Manufacturing 325199	LIKELY ACTIVE	1.2 KM
Ineos Oxide - a Division of Ineos Americas LLC	Plaquemine	All Other Basic Organic Chemical Manufacturing 325199	LIKELY ACTIVE	1.4 KM
The Dow Chemical CO - Louisiana Operations	Plaquemine	Petrochemical Manufacturing 325110	LIKELY ACTIVE	2.6 KM
Tokai Carbon Cb LTD - Addis Facility	Addis	Other Basic Inorganic Chemical Manufacturing 325180	ACTIVE	2.6 KM

Every listed plant in West Baton Rouge 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 NPDES, RCRAINFO, TRIS · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen JUN 2025 · last seen JUN 2025
EPA Facility Registry ServiceEXISTENCE
Record 110002339309 · first seen DEC 2015 · last seen DEC 2015

IN WEST BATON ROUGE COUNTY9 other plants share this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 2 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: PLAQUEMINE HYDROGEN PURIFICATION · OCT 2026
Street address: EPA: 9555 HIGHWAY 1 SOUTH · OCT 2026
City: EPA: ADDIS · OCT 2026
State: EPA: LA · OCT 2026
County (FIPS code): EPA: 22121 · OCT 2026
Coordinates: EPA: 30.324555,-91.25216 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: VSQG · OCT 2026

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