This page lists licensed or relevant well drillers serving Monterey, California. It includes contractor names, contact information, service areas, maps, FAQs, and links to related city and driller pages. This page currently includes 13 contractor listings.

Well Drillers in Monterey County, California

Monterey County is home to the Salinas Valley, often called the "Salad Bowl of the World" for its intensive agriculture. Groundwater is the primary water source for both farming and the many rural communities throughout the valley and surrounding foothills. Well drilling activity is consistently high.

Licensed Contractors

13

Avg. Well Depth

~300 ft

County Seat

Salinas

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Drillers servicing Monterey County

Find Well Drillers by City in Monterey County

Well Drilling Permits in Monterey County

Monterey County Health Department, Environmental Health Bureau issues well permits. The Salinas Valley Groundwater Basin has specific construction standards. Seawater intrusion near the coast has led to additional requirements for wells in affected areas.

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 Monterey County

The Salinas Valley has deep alluvial fill creating one of the Central Coast's most productive aquifer systems. However, seawater intrusion has impacted coastal wells, pushing new drilling further inland and deeper. Foothill areas have more limited fractured rock aquifers.

Well Guides & Resources

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

Frequently Asked Questions About Well Drilling in Monterey County

Do I need a permit to drill a well in Monterey County?
Yes, a well permit is required before any drilling can begin in Monterey County. Monterey County Health Department, Environmental Health Bureau issues well permits. The Salinas Valley Groundwater Basin has specific construction standards. Seawater intrusion near the coast has led to additional requirements for wells in affected areas. 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 Monterey County?
Well drilling costs in Monterey 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 300 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 Monterey County?
Wells in Monterey County average around 300 feet deep, though actual depth varies with location, geology, and intended use. The Salinas Valley has deep alluvial fill creating one of the Central Coast's most productive aquifer systems. However, seawater intrusion has impacted coastal wells, pushing new drilling further inland and deeper. Foothill areas have more limited fractured rock aquifers.
How do I find a licensed well driller in Monterey County?
You can browse our directory of verified C-57 licensed well drilling contractors serving Monterey 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 Monterey County?
Water quality from private wells in Monterey County depends on local geology and land use. It is recommended that you test your well water annually for bacteria, nitrates, and other contaminants. Monterey 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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