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CORONA

I-15 to Cajalco Rd Exit east just past Temescal Cyn rd. on the right., Riverside County, CA
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MSHA ID0405887
TYPESurface
MATERIALConstruction Sand and Gravel
EMPLOYEES27

ABOUT

Corona Quarry, operated by Robertson's, provides high-quality construction sand and gravel essential for diverse building and infrastructure projects. Located in Riverside County, CA, with convenient access from I-15 via the Cajalco Rd exit, this surface mine ensures efficient delivery to Southern California markets. Backed by RRM Development Corporation and Mitsubishi Corp., our experienced team of 27 employees ensures consistent product quality and reliable service.

MATERIALS PRODUCED

Construction Sand and Gravel

COMPANY INFORMATION

Operator

Robertson's

Parent Company

RRM Development Corporation; Mitsubishi Corp

Company Type

Partnership

DIRECTIONS

30

CONTACT

Contact information not available for unclaimed listings.

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33.824444, -117.501111

Data Source

Mine Safety and Health Administration (MSHA)

Last updated: 1/30/2026

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