⟁ California Well Data field records · 2026 survey

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Southern Sierra Drilling

Recorded as the driller on 92 water wells across 5 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Tulare County. Well-log records span 1991–2013.

92wells on record
—since 2022
5counties served
300 ftmedian depth

Counties served

Wells drilled by Southern Sierra Drilling, by county, across the full record.

CountyWells drilled
Tulare County 60
Kern County 25
San Bernardino County 3
Inyo County 3
Los Angeles County 1

Well characteristics

Across the wells Southern Sierra Drilling has drilled, the median depth is 300 ft (middle half 235 ft–340 ft), median tested yield 10 gpm, and median static water level 72 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Southern Sierra Drilling, straight from the public DWR record:

"Records span 1991–2013" 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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