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NAPA QUARRY

soscol, 1 mile north of 29, Napa County, CA

MSHA ID0400023

TYPESurface

MATERIALSand, Industrial NEC

EMPLOYEES50

ABOUT

Napa Quarry, operated by CalMat Co (a Vulcan Materials Company), supplies high-quality sand and industrial NEC materials suitable for diverse construction and manufacturing applications. Strategically located in Soscol, Napa County, CA, just 1 mile north of Highway 29, this surface mine offers convenient access to major Northern California markets. With a workforce of 50, Napa Quarry provides reliable supply and consistent product quality.

MATERIALS PRODUCED

Sand, Industrial NEC

DIRECTIONS

CONTACT

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38.261944, -122.275833

Data Source

Mine Safety and Health Administration (MSHA)

Last updated: 1/30/2026

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