Well Drillers in San Benito County, California

San Benito County is a largely rural county south of the Bay Area, centered on Hollister and the agricultural San Benito Valley. Private wells serve farms, ranches, and rural homes throughout the county. Growing development pressure from nearby Silicon Valley is driving new well construction.

Licensed Contractors

7

Avg. Well Depth

~250 ft

County Seat

Hollister

Licensed C-57 Contractors in San Benito County

CHAPPELL PUMP & SUPPLY

Active
GILROY, CA 95021
(408) 842 3113
Expires: 2026-06-30
License #647140· Verified Active C-57Services your area
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CLEAR HEART DRILLING INC

Active
SANTA ROSA, CA 95401
(707) 568 6095
Expires: 2026-06-30
License #780357· Verified Active C-57Services your area
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DREW & HEFNER WELL DRILLING

Active
CHOWCHILLA, CA 93610
(559) 645 2483
Expires: 2027-05-31
License #1003754· Verified Active C-57Services your area
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GRANITE DRILLING COMPANY

Active
SALINAS, CA 93912
(831) 751 6300
Expires: 2026-04-30
License #279262· Verified Active C-57Services your area
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GUARDINO WELL DRILLING INC

Active
MORGAN HILL, CA 95037
(408) 779 5904
Expires: 2027-02-28
License #664960· Verified Active C-57Services your area
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LANDINO DRILLING CO

Active
DAVENPORT, CA 95017
(831) 426 4129
Expires: 2028-01-31
License #334499· Verified Active C-57Services your area
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SALINAS PUMP COMPANY

Active
SALINAS, CA 93908
(831) 422 4522
Expires: 2027-08-31
License #515945· Verified Active C-57Services your area
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Well Drilling Permits in San Benito County

San Benito County Environmental Health Services issues well permits. The county has adopted the San Benito County Water District's groundwater management standards. Well construction standards follow state requirements.

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 San Benito County

The San Benito Valley has alluvial deposits providing moderate aquifer potential. The San Andreas Fault runs through the county, creating complex hydrogeology. Eastern foothill areas have sedimentary rock aquifers, while the Diablo Range has limited groundwater.

Frequently Asked Questions About Well Drilling in San Benito County

Do I need a permit to drill a well in San Benito County?
Yes, a well permit is required before any drilling can begin in San Benito County. San Benito County Environmental Health Services issues well permits. The county has adopted the San Benito County Water District's groundwater management standards. Well construction standards follow state requirements. 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 San Benito County?
Well drilling costs in San Benito 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 250 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 San Benito County?
Wells in San Benito County average around 250 feet deep, though actual depth varies with location, geology, and intended use. The San Benito Valley has alluvial deposits providing moderate aquifer potential. The San Andreas Fault runs through the county, creating complex hydrogeology. Eastern foothill areas have sedimentary rock aquifers, while the Diablo Range has limited groundwater.
How do I find a licensed well driller in San Benito County?
You can browse our directory of verified C-57 licensed well drilling contractors serving San Benito 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 San Benito County?
Water quality from private wells in San Benito County depends on local geology and land use. It is recommended that you test your well water annually for bacteria, nitrates, and other contaminants. San Benito 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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