Facility	City	Industry	Status	Distance
Baychem, INC	Menlo Park	Other Basic Inorganic Chemical Manufacturing 325180	ACTIVE	4.4 KM
Silicon Valley Clean Water	Redwood City	Other Basic Inorganic Chemical Manufacturing 325188	UNVERIFIED	4.2 KM
C S Bio CO	Menlo Park	All Other Basic Organic Chemical Manufacturing 325199	ACTIVE	6.4 KM
Applied Biosystems, LLC	Foster City	All Other Basic Organic Chemical Manufacturing 325199	UNVERIFIED	8.5 KM
Peninsula Chemical Company	San Mateo	Other Basic Inorganic Chemical Manufacturing 325180	UNVERIFIED	9.8 KM

Every listed plant in San Mateo 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 BR, CA-ENVIROVIEW, CARB-TCH, EIS, NPDES, OTAQREG, RCRAINFO · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen JAN 2026 · last seen AUG 2026
EPA Facility Registry ServiceEXISTENCE
Record 110070419889 · first seen JUN 2025 · last seen JUN 2025

IN SAN MATEO COUNTY23 other plants share this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 1 of them has 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: SEAPORT ENVIRONMENTAL - REFINING · OCT 2026
Street address: EPA: 679 SEAPORT BLVD · OCT 2026
City: EPA: REDWOOD CITY · OCT 2026
State: EPA: CA · OCT 2026
County (FIPS code): EPA: 06081 · OCT 2026
Coordinates: EPA: 37.509299,-122.208641 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: LQG · OCT 2026

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