⟁ California Well Data field records · 2026 survey

← All California drillers

Underwood Well Drilling

Recorded as the driller on 586 water wells across 2 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Plumas County. Well-log records span 1954–1997.

586wells on record
—since 2022
2counties served
100 ftmedian depth

Counties served

Wells drilled by Underwood Well Drilling, by county, across the full record.

CountyWells drilled
Plumas County 584
Sierra County 2

Well characteristics

Across the wells Underwood Well Drilling has drilled, the median depth is 100 ft (middle half 70 ft–140 ft), median tested yield 15 gpm, and median static water level 18 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Underwood Well Drilling, straight from the public DWR record:

"Records span 1954–1997" 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.

Need a well drilled in Plumas County?

Free. Goes to licensed drillers working Plumas County, including Underwood Well Drilling.

Is this your company?

This page is built from the public DWR well-log record and helps property owners find a driller. Claim it (free) to confirm the details are right and give customers a way to reach you.

Claim this page

This directory helps property owners find a driller, using public DWR records. Claim your page to confirm the details are accurate and give customers a way to reach you. Free — reviewed before anything goes live.