Facility	City	Industry	Status	Distance
Temescal Valley Plant #54	Corona	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	0.2 KM
Calaveras Standard Materials INC.	Corona	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	0.2 KM
National Ready Mix Concrete CO	Corona	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	0.3 KM
Superior Ready Mix Concrete	Corona	Cut and Sew Apparel Manufacturing 315292	UNVERIFIED	0.6 KM
Robertson's Ready Mix	Corona	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	1.2 KM

Every listed plant in Riverside County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 2 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 CA-ENVIROVIEW, CARB-TCH, EIS, HWTS-DATAMART, NPDES, OSHA-OIS, RCRAINFO, TRIS · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	DEC 2024	DEC 2024
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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