⟁ California Well Data field records · 2026 survey

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Diamond Well Drilling Company Inc.

Recorded as the driller on 1,150 water wells across 8 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Placer County. Well-log records span 1970–2021.

1,150wells on record
—since 2022
8counties served
260 ftmedian depth

Counties served

Wells drilled by Diamond Well Drilling Company Inc., by county, across the full record.

CountyWells drilled
Placer County 492
Nevada County 372
El Dorado County 272
Amador County 5
Yuba County 4
Sierra County 3
Sacramento County 1
Plumas County 1

Well characteristics

Across the wells Diamond Well Drilling Company Inc. has drilled, the median depth is 260 ft (middle half 175 ft–365 ft), median tested yield 11 gpm, and median static water level 45 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Diamond Well Drilling Company Inc., straight from the public DWR record:

"Records span 1970–2021" 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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