This page lists licensed or relevant well drillers serving Solano, California. It includes contractor names, contact information, service areas, maps, FAQs, and links to related city and driller pages. This page currently includes 11 contractor listings.

Well Drillers in Solano County, California

Solano County bridges the Bay Area and Sacramento Valley, with well drilling activity concentrated in the rural areas around Dixon, Rio Vista, and the Suisun Valley. Agricultural operations and rural residential properties outside the cities of Fairfield, Vallejo, and Vacaville commonly use private wells.

Licensed Contractors

11

Avg. Well Depth

~200 ft

County Seat

Fairfield

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Drillers servicing Solano County

Find Well Drillers by City in Solano County

Well Drilling Permits in Solano County

Solano County Department of Resource Management, Environmental Health Division issues well permits. Agricultural and domestic wells have different permit requirements. Delta area wells must meet specific construction standards for the unique soil conditions.

All well construction, modification, or destruction in California must be performed by a contractor holding a valid C-57 Well Drilling license issued by the Contractors State License Board (CSLB).

Geology & Drilling Conditions in Solano County

Eastern Solano County overlies Sacramento Valley alluvial deposits with good aquifer potential. The Suisun Valley has productive groundwater. Western areas near the Carquinez Strait have marine sediments with limited fresh groundwater. Delta peat soils present unique construction challenges.

Well Guides & Resources

Research well drilling before hiring. Our guides cover costs, permits, depth, and timelines.

Frequently Asked Questions About Well Drilling in Solano County

Do I need a permit to drill a well in Solano County?
Yes, a well permit is required before any drilling can begin in Solano County. Solano County Department of Resource Management, Environmental Health Division issues well permits. Agricultural and domestic wells have different permit requirements. Delta area wells must meet specific construction standards for the unique soil conditions. All well work must be performed by a contractor holding a valid California C-57 Well Drilling license.
How much does it cost to drill a well in Solano County?
Well drilling costs in Solano County typically range from $15,000 to $50,000 or more, depending on depth, geological conditions, and site accessibility. Average well depths in the area are around 200 feet. Getting quotes from multiple licensed C-57 contractors is the best way to estimate your specific project cost.
How deep are wells typically drilled in Solano County?
Wells in Solano County average around 200 feet deep, though actual depth varies with location, geology, and intended use. Eastern Solano County overlies Sacramento Valley alluvial deposits with good aquifer potential. The Suisun Valley has productive groundwater. Western areas near the Carquinez Strait have marine sediments with limited fresh groundwater. Delta peat soils present unique construction challenges.
How do I find a licensed well driller in Solano County?
You can browse our directory of verified C-57 licensed well drilling contractors serving Solano County right on this page. Every contractor listed holds a valid California C-57 Well Drilling license verified through the Contractors State License Board (CSLB). We recommend contacting multiple drillers for quotes and checking their license status before hiring.
What should I know about water quality from a well in Solano County?
Water quality from private wells in Solano County depends on local geology and land use. It is recommended that you test your well water annually for bacteria, nitrates, and other contaminants. Solano County Environmental Health can provide guidance on recommended testing. California does not regulate private well water quality, so testing is the homeowner's responsibility.

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