⟁ California Well Data field records · 2026 survey

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S/G Testing Laboratories Inc.

Recorded as the driller on 187 water wells across 9 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Santa Barbara County. Well-log records span 1993–2021.

187wells on record
—since 2022
9counties served
30 ftmedian depth

Counties served

Wells drilled by S/G Testing Laboratories Inc., by county, across the full record.

CountyWells drilled
Santa Barbara County 123
San Luis Obispo County 26
Ventura County 14
Orange County 6
Kern County 6
San Bernardino County 4
Kings County 4
Los Angeles County 2
Monterey County 2

Well characteristics

Across the wells S/G Testing Laboratories Inc. has drilled, the median depth is 30 ft (middle half 19 ft–55 ft), median tested yield 6 gpm, and median static water level 10 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by S/G Testing Laboratories Inc., straight from the public DWR record:

"Records span 1993–2021" 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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