⟁ Washington Well Data field records · 2026 survey

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Terry Corkill

Recorded as the driller on 354 water wells across 9 Washington counties in Washington State Department of Ecology well construction reports, most in Stevens County. Well-log records span 1933–1999.

354wells on record
—since 2022
9counties served
200 ftmedian depth

Counties served

Wells drilled by Terry Corkill, by county, across the full record.

CountyWells drilled
Stevens County 254
Ferry County 32
Chelan County 29
Okanogan County 21
Spokane County 8
Snohomish County 5
Kittitas County 2
Pend Oreille County 2
Douglas County 1

Well characteristics

Across the wells Terry Corkill has drilled, the median depth is 200 ft (middle half 114 ft–340 ft), median tested yield 10 gpm, and median static water level 60 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Terry Corkill, straight from the public Ecology record:

"Records span 1933–1999" refers to the earliest and latest well logs attributed to this company in the Ecology 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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