⟁ California Well Data field records · 2026 survey

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Dejesus Ernest Pump And Well Drilling Service

Recorded as the driller on 178 water wells across 2 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Contra Costa County. Well-log records span 1978–2011.

178wells on record
—since 2022
2counties served
130 ftmedian depth

Counties served

Wells drilled by Dejesus Ernest Pump And Well Drilling Service, by county, across the full record.

CountyWells drilled
Contra Costa County 175
Alameda County 3

Well characteristics

Across the wells Dejesus Ernest Pump And Well Drilling Service has drilled, the median depth is 130 ft (middle half 97 ft–166 ft), median tested yield 45 gpm, and median static water level 25 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Dejesus Ernest Pump And Well Drilling Service, straight from the public DWR record:

"Records span 1978–2011" 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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