Facility	City	Industry	Status	Distance
Sound Crete Contractors	Escondido	Cement Manufacturing 327310	LIKELY ACTIVE	6.9 KM
Superior Ready Mix Concrete LP	Escondido	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	8.4 KM
Escondido Plant 36	Escondido	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	9.1 KM
Escondido Ready Mix	Escondido	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	9.6 KM
Hanson Aggregates Pacific Southwest	Escondido	Cement Manufacturing 327310	LIKELY ACTIVE	9.8 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

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 CA-ENVIROVIEW, EIS, NPDES, RCRAINFO · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen DEC 2019 · last seen DEC 2019
EPA Facility Registry ServiceEXISTENCE
Record 110064925737 · first seen AUG 2019 · last seen AUG 2019

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: MAR-CON PRODUCTS INC · OCT 2026
Street address: EPA: 1615 LA MIRADA DR · OCT 2026
City: EPA: SAN MARCOS · OCT 2026
State: EPA: CA · OCT 2026
County (FIPS code): EPA: 06073 · OCT 2026
Coordinates: EPA: 33.14184,-117.20049 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

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