Facility	City	Industry	Status	Distance
Rohm and Haas Texas Incorporated	Deer Park	Petrochemical Manufacturing 325110	LIKELY ACTIVE	0.3 KM
The Dow Chemical Company	Deer Park	All Other Basic Organic Chemical Manufacturing 325199	UNVERIFIED	0.4 KM
Rohm and Haas Chemicals Llc, Lone Star Plant	Deer Park	Petrochemical Manufacturing 325110	UNVERIFIED	0.4 KM
Oxy Vinyls LP - Deer Park Pvc	Deer Park	Petrochemical Manufacturing 325110	LIKELY ACTIVE	0.9 KM
Global Octanes Deer Park Facility	Deer Park	Chemical Manufacturing 325000	UNVERIFIED	0.9 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.

Evonik Deer Park

Deer Park, TX

LIKELY ACTIVE325199EMP 20-99

WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 6 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, RCRAINFO, TRIS, TSCA, TX-TCEQ ACR · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	SEP 2025	SEP 2025
EPA ECHO	OPERATING	MAY 2025	MAY 2025
EPA TRI	OPERATING	DEC 2023	DEC 2023

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
RCRA GENERATOR STATUS	EPA ECHO	SEP 2026
STATE	EPA FRS	JUL 2026

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

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