Chemtech/chem Blend

Hwy 30 & Hwy 73 in, Geismar, LA 70734

LIKELY ACTIVELAST SEEN IN FEDERAL DATA FEB 2026 · 2 SOURCES

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

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What they make

Petrochemical Manufacturing325110

Where it is

30.21938, -91.00647 · CENSUS TIGER

COUNTY

Ascension County

METRO AREA

Baton Rouge, LA

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Other plants nearby

Facility	City	Industry	Status	Distance
Southern Region Geismar	Geismar	All Other Basic Organic Chemical Manufacturing 325199	LIKELY ACTIVE	1.1 KM
Westlake Vinyls CO LP - Geismar Facility	Geismar	Petrochemical Manufacturing 325110	LIKELY ACTIVE	1.3 KM
Methanex USA, LLC	Geismar	All Other Basic Organic Chemical Manufacturing 325199	LIKELY ACTIVE	1.4 KM
Lion Copolymer Geismar LLC - Geismar Facility	Geismar	All Other Basic Organic Chemical Manufacturing 325199	LIKELY ACTIVE	1.5 KM
Hexion INC - Geismar Facility	Geismar	All Other Basic Organic Chemical Manufacturing 325199	UNVERIFIED	1.5 KM

Every listed plant in Ascension County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 6 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, NPDES, SSTS, TSCA.

EPA ECHO compliance recordsOPERATING
first seen FEB 2026 · last seen FEB 2026
EPA Facility Registry ServiceEXISTENCE
Record 110013394488 · first seen MAY 2004 · last seen MAY 2004

IN ASCENSION COUNTY41 other plants share this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 12 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: CHEMTECH/CHEM BLEND · OCT 2026
Street address: EPA: HWY 30 & HWY 73 IN · OCT 2026
City: EPA: GEISMAR · OCT 2026
State: EPA: LA · OCT 2026
County (FIPS code): EPA: 22005 · OCT 2026
Coordinates: EPA: 30.21938,-91.00647 · OCT 2026

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