Facility	City	Industry	Status	Distance
Mar-con Products INC	San Marcos	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	9.9 KM
Sound Crete Contractors	Escondido	Cement Manufacturing 327310	LIKELY ACTIVE	12.4 KM
Superior Ready Mix Concrete LP	Escondido	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	13.0 KM
Escondido Plant 36	Escondido	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	13.8 KM
Escondido Ready Mix	Escondido	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	14.2 KM

Every listed plant in San Diego County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds 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 CARB-TCH, EIS · EPA site type STATIONARY.

EPA Facility Registry ServiceEXISTENCE
Record 110071797453 · first seen AUG 2024 · last seen AUG 2024

IN SAN DIEGO COUNTY65 other plants share this one’s industry (Cement and Concrete Product Manufacturing, NAICS 3273); 15 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: SUPERIOR READY MIX CONCRETE LP · OCT 2026
Street address: EPA: 28474 TWIN OAKS VALLEY ROAD · OCT 2026
City: EPA: SAN MARCOS · OCT 2026
State: EPA: CA · OCT 2026
County (FIPS code): EPA: 06073 · OCT 2026
Coordinates: Census geocoder: 33.229570764463,-117.179350214668 · JUL 2026

Report a correction · Request removal