About Company

Tri-County Drilling, Inc is a geotechnical and environmental soil test drilling company based in Escondido, California that provides a wide range of drilling services including hollow stem auger, mud rotary wash, air rotary, wireline rock coring, Odex, down-the-hole hammer, casing advance, and water well drilling, repair, service, and maintenance. Tri-County Drilling, Inc focuses on delivering reliable onsite drilling operations and equipment expertise for soil testing, environmental and water-well projects, supporting clients with experienced crews and versatile all-terrain drill rigs to complete projects safely and efficiently.

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