Paso Robles, California Drillers and Service Providers

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Discover the best water well drillers, groundwater, and drought information in paso robles, California. For new wells, repairs, or regular maintenance, find reliable experts in our listings.

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

Visit the Paso Robles Water Well Map to view the water, irrigation, and geothermal wells.

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Water Well Terminology

Mud Rotary Drilling –A drilling method that uses drilling mud to lubricate the bit and remove cuttings.

Learn about more terms in the glossary.

Paso Robles Statistics

Geology
AquifierCalifornia Coastal Basin aquifers
Rock FormationUnconsolidated sand and gravel aquifers
Well Information*
Well Depth279 (ft)
SWL143 (ft)
Bedrock Depth-- (ft)
Yield132 (gpm)
* Average within 5km
Drought Monitor
October 27, 2026N 
October 20, 2026N 
October 13, 2026N 
October 6, 2026N 
September 29, 2026N 
September 22, 2026N 
September 15, 2026N 
September 8, 2026N 
Source: US Drought Monitor