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California state directory

Well Drilling Contractors in California

DrillerDB tracks 484,813 water-well records across California, where completed wells average about 288 feet deep. Use the directory below to connect with licensed, insured drilling and pump contractors serving California, and review real local well data before you request a quote.

Reviewed byDrillerDB Editorial TeamLast updated
Contractors
571
Services
10+
State
CA

571 Contractors

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Living Water Well Drilling & Pumps logo

Living Water Well Drilling & Pumps

Active Driller4.5 (32)
Merced, CA 95340
Well DrillingTest Well DrillingSonic Drilling+14 more
Southern California Well Service logo

Southern California Well Service

Active Driller4.7 (60)
Ramona, CA 92065
Well DrillingResidential Well DrillingCommercial Well Drilling+6 more
BC2 Environmental logo

BC2 Environmental

Active Driller4.7 (9)
Orange, CA 92867
Well DrillingSonic DrillingPump Installation+4 more
Les Petersen Drilling & Pump Inc. logo

Les Petersen Drilling & Pump Inc.

Active Driller4.0 (8)
Santa Rosa, CA 95403
Well DrillingPump InstallationWell Maintenance+9 more
Peters Drilling & Pump Service logo

Peters Drilling & Pump Service

Active Driller4.6 (93)
Grass Valley, CA 95945
Well DrillingPump InstallationSolar Pumps+4 more
Valley Well Drilling logo

Valley Well Drilling

Active Driller4.9 (34)
Madera, CA 93637
Well DrillingResidential Well DrillingCommercial Well Drilling+6 more
B&B Well Drilling, Inc. logo

B&B Well Drilling, Inc.

Active Driller4.8 (19)
Laton, CA 93242
Well DrillingPump ServicesWell Maintenance
Canepa & Sons Inc logo

Canepa & Sons Inc

Active Driller5.0 (10)
Sonora, CA 95370
Well DrillingPump InstallationWell Maintenance+1 more
Eagle Well Drilling & Pump Services logo

Eagle Well Drilling & Pump Services

Active Driller4.7 (56)
Newberry Springs, CA 92365
Well DrillingPump ServicesPump Installation+1 more
Fain Drilling & Pump Co Inc logo

Fain Drilling & Pump Co Inc

Active Driller4.5 (51)
Valley Center, CA 92082-4718
Well DrillingPump ServicesPump Installation
Gary C Tanko Well Drilling Inc logo

Gary C Tanko Well Drilling Inc

Active Driller4.5 (35)
Auburn, CA 95603
Well DrillingPump ServicesPump Installation+1 more
Haynes & Sons Well Drilling logo

Haynes & Sons Well Drilling

Active Driller4.5 (13)
Hanford, CA 93230-9225
Residential Well DrillingCable ToolPump Services+4 more
Horner & Sons Well Drilling logo

Horner & Sons Well Drilling

Active Driller4.5 (17)
Madera, CA 93638
Well Drilling
Kings River Drilling logo

Kings River Drilling

Active Driller5.0 (254)
Sanger, CA 93657-8922
Residential Well DrillingPump ServicesWell Maintenance+1 more
Miller Drilling Co. logo

Miller Drilling Co.

Active Driller5.0 (21)
Templeton, CA 93465
Well DrillingMunicipal Well DrillingPump Installation+3 more
O'Sullivan Pump Co. logo

O'Sullivan Pump Co.

Active Driller5.0 (20)
Herald, CA 95638
Pump ServicesPump InstallationWell Inspection
Parks Water Resources Drilling logo

Parks Water Resources Drilling

Active Driller4.9 (46)
Zamora, CA 95698
Well DrillingSolar PumpsWell Rehabilitation+1 more
Roadrunner Pump Service logo

Roadrunner Pump Service

Active Driller4.8 (31)
Pearblossom, CA 93553
Residential Well DrillingCommercial Well DrillingPump Services+4 more
Rumsey-Lang Well Drilling logo

Rumsey-Lang Well Drilling

Active Driller4.8 (28)
Cameron Park, CA 95682
Well DrillingPump InstallationPump Repair+2 more
Shasta Drilling Inc. logo

Shasta Drilling Inc.

Active Driller4.9 (71)
Redding, CA 96001
Well DrillingWell Maintenance

DrillerDB Well Data for California

Our database holds 1,052,515 water-well records across California, with completed wells averaging about 288 feet deep. These are real, verifiable construction records you can review before you hire - depths, locations, and details you can share with any contractor.

Well Drilling Costs & Permits in California

A complete private well system in California typically runs $15,000-$45,000, depending on depth, geology, and the pump and treatment you choose. On permitting: County Environmental Health (DWR Bulletin 74). A typical project takes 2-4 months from planning to usable water.

Official California resources

Water Well Services Available in California

Typical services offered by licensed contractors in this state.

  • Residential Water Well Drilling
  • Agricultural Irrigation Wells
  • Vineyard & Orchard Wells
  • Well Pump Repair & Replacement
  • Emergency Well Service
  • Water Quality Testing
  • Well Rehabilitation & Deepening
  • Groundwater Monitoring Wells
  • Drought Response Drilling
  • Well Abandonment Services

California Water Well Guides

Verify a CaliforniaDriller's License

Free tool: check a Californiawell driller's license status by name, see the source, and find verified drillers near you.

Check a license

California Well Owner Guide

Complete guide for homeowners: costs, permits, timeline, water quality, and maintenance tips for private wells in California.

Open guide

California Drilling Guide

Professional driller resource: licensing requirements, geology, aquifers, construction standards, and compliance in California.

Open guide

California Well Records Map

Search millions of water-well records across California: locations, depths, and construction details you can share with any contractor.

Open well map

Geological & Drilling Conditions in California

California's varied terrain ranges from coastal valleys to mountain regions, with significant seismic considerations. Drillers often navigate complex geological formations and strict environmental regulations.

These conditions show up directly in our well records: across the 1,052,515 California wells in the DrillerDB database, completed depth averages about 288 feet. A local driller will read the formations under your specific site to plan casing, grouting, and target depth.

Frequently Asked Questions About Well Drilling in California

Across the 484,813 California water-well records in the DrillerDB database, completed wells average roughly 288 feet deep. Actual depth varies widely by location and geology, so a local driller will size your well to the aquifer beneath your property.

A complete private well system in California typically runs $15,000-$45,000, depending on depth, geology, and the pump and treatment you need. Get written estimates from at least two licensed contractors, since per-foot drilling rates and site access drive most of the variation.

Permitting in California: County Environmental Health (DWR Bulletin 74). A licensed water well contractor can confirm the exact requirements for your county and handle the paperwork as part of the job.

From planning to usable water, a California project typically takes 2-4 months. The drilling itself is usually only a few days; permitting, water testing, and scheduling account for most of the timeline.

Choose a state-licensed, insured contractor with local California experience. Verify their license, ask for references on recent nearby projects, and get multiple written estimates. The directory above lists verified contractors serving California.

Find Well Drillers in Neighboring States

Drilling conditions and contractors near the California border.

Ready to Get Started?

Connect with licensed water well contractors in California today. Get free quotes and expert advice for your drilling project.

Searching Outside California?

Search for well drilling near me in the national directory, or browse by the work you need: well drilling services, well pump service near me, or well service and repair near me.

National directory