Equistar Chemicals-laporte

1515 Miller Cut-off Road, Approximately 1 Mile North of Highway 225 on Mille, Laporte, TX 77571

LIKELY ACTIVELAST SEEN IN FEDERAL DATA JUN 2026 · 3 SOURCES

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

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What they make

Petrochemical Manufacturing325110

Where it is

29.71747, -95.06801 · CENSUS TIGER

COUNTY

Harris County

METRO AREA

Houston-Pasadena-The Woodlands, TX

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Other plants nearby

Facility	City	Industry	Status	Distance
LyondellBasell La Porte Complex	La Porte	Petrochemical Manufacturing 325110	LIKELY ACTIVE	0.2 KM
Ineos Oligomers	La Porte	All Other Basic Organic Chemical Manufacturing 325199	LIKELY ACTIVE	0.8 KM
Ineos Usa, LLC - Laporte Pao Facility	Laporte	Petrochemical Manufacturing 325110	LIKELY ACTIVE	0.9 KM
Oxy Vinyls, LP - La Porte Vcm Plant	La Porte	Petrochemical Manufacturing 325110	LIKELY ACTIVE	0.9 KM
Airgas USA La Porte Region	La Porte	Industrial Gas Manufacturing 325120	UNVERIFIED	1.6 KM

Every listed plant in Harris 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.

Lyondellbasell Acetyls LLC (formerly Millennium)

Laporte, TX

LIKELY ACTIVE325110

Where this record comes from

3 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, CEDRI, E-GGRT, EIS, ICIS, NCDB, NPDES, RCRAINFO, SFDW, TRIS, TSCA, TX-TCEQ ACR · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen APR 2026 · last seen JUN 2026
EPA Toxics Release InventoryOPERATING
first seen DEC 2023 · last seen DEC 2024
EPA Facility Registry ServiceEXISTENCE
Record 110034641635 · first seen FEB 2021 · last seen FEB 2021

IN HARRIS COUNTY257 other plants share this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 72 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: EQUISTAR CHEMICALS-LAPORTE · OCT 2026
Street address: EPA: 1515 MILLER CUT-OFF ROAD · OCT 2026
City: EPA: LAPORTE · OCT 2026
State: EPA: TX · OCT 2026
County (FIPS code): EPA: 48201 · OCT 2026
Coordinates: EPA: 29.717471,-95.068008 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: LQG · OCT 2026

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