⟁ California Well Data field records · 2026 survey

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Duval's Well Drilling

Recorded as the driller on 167 water wells across 2 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Santa Clara County. Well-log records span 1977–1992.

167wells on record
—since 2022
2counties served
209 ftmedian depth

Counties served

Wells drilled by Duval's Well Drilling, by county, across the full record.

CountyWells drilled
Santa Clara County 165
San Benito County 2

Well characteristics

Across the wells Duval's Well Drilling has drilled, the median depth is 209 ft (middle half 202 ft–252 ft), median tested yield 90 gpm, and median static water level 80 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Duval's Well Drilling, straight from the public DWR record:

"Records span 1977–1992" refers to the earliest and latest well logs attributed to this company in the DWR database — the state digitized older paper logs, so the first date is the oldest record on file, not necessarily the company's founding year.

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