Foster City, California Drillers and Service Providers

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Your go-to guide for expert water well drillers, groundwater, and drought information in foster city, California. Find reliable professionals for new installations, repairs, or maintenance.

Interactive Water Well Map – Estimate your new well's depth

Visit the Foster City Water Well Map to view the water, irrigation, and geothermal wells.

Water Well Professionals in Foster City, California – Water Well Drilling, Service, and Treatment

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Water Well Terminology

Leachate –Contaminated water that has percolated through a landfill or other waste material.

Learn about more terms in the glossary.

Foster City Statistics

Geology
AquifierCalifornia Coastal Basin aquifers
Rock FormationUnconsolidated sand and gravel aquifers
Well Information*
Well Depth37 (ft)
SWL9 (ft)
Bedrock Depth-- (ft)
Yield1 (gpm)
* Average within 5km
Drought Monitor
October 13, 2026N 
October 6, 2026N 
September 29, 2026N 
September 22, 2026N 
September 15, 2026N 
September 8, 2026N 
September 1, 2026N 
August 25, 2026N 
Source: US Drought Monitor