⟁ California Well Data field records · 2026 survey

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Nero Ostenberg

Recorded as the driller on 55 water wells across 3 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Santa Clara County. Well-log records span 1951–1961.

55wells on record
—since 2022
3counties served
160 ftmedian depth

Counties served

Wells drilled by Nero Ostenberg, by county, across the full record.

CountyWells drilled
Santa Clara County 46
Alameda County 7
San Mateo County 2

Well characteristics

Across the wells Nero Ostenberg has drilled, the median depth is 160 ft (middle half 97 ft–360 ft), median tested yield 105 gpm, and median static water level 29 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Nero Ostenberg, straight from the public DWR record:

"Records span 1951–1961" 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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