Calaveras Standard Materials INC.

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
CCCemex Construction Materials L P	Corona	Ready-Mix Concrete Manufacturing 327320	◐ LIKELY ACTIVE	0.2 KM
SRSuperior Ready Mix Concrete	Corona	Cut and Sew Apparel Manufacturing 315292	◇ UNVERIFIED	0.8 KM
RRRobertson's Ready Mix	Corona	Ready-Mix Concrete Manufacturing 327320	◇ UNVERIFIED	1.0 KM
QCQuikrete - Corona, Ca Plant	Corona	Other Concrete Product Manufacturing 327390	◐ LIKELY ACTIVE	7.8 KM
Acker Stone Industries, INC	Corona	Concrete Block and Brick Manufacturing 327331	● ACTIVE	8.8 KM

Every listed plant in Riverside County

Also at this address

More than one federal record exists for this street address. The primary record for the site is listed first.

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 · EPA site type STATIONARY.

• EPA Facility Registry ServiceEXISTENCE
  Record 110071780626 · first seen AUG 2024 · last seen AUG 2024

IN RIVERSIDE COUNTY77 other plants share this one’s industry (Cement and Concrete Product Manufacturing, NAICS 3273); 26 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: CALAVERAS STANDARD MATERIALS INC. · OCT 2026

Street address

EPA: 25050 MAITRI RD · OCT 2026

City

EPA: CORONA · OCT 2026

State

EPA: CA · OCT 2026

County (FIPS code)

EPA: 06065 · OCT 2026

Coordinates

Census geocoder: 33.754901816701,-117.480876134715 · JUL 2026