⟁ California Well Data field records · 2026 survey

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Anderson K Drilling, Inc.

Recorded as the driller on 1,136 water wells across 6 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Sonoma County. Well-log records span 1976–2017.

1,136wells on record
—since 2022
6counties served
230 ftmedian depth

Counties served

Wells drilled by Anderson K Drilling, Inc., by county, across the full record.

CountyWells drilled
Sonoma County 754
Marin County 348
Napa County 21
Santa Clara County 11
Alameda County 1
Mendocino County 1

Well characteristics

Across the wells Anderson K Drilling, Inc. has drilled, the median depth is 230 ft (middle half 160 ft–300 ft), median tested yield 12 gpm, and median static water level 40 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Anderson K Drilling, Inc., straight from the public DWR record:

"Records span 1976–2017" 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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