⟁ Illinois Well Data field records · 2026 survey

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Rosenquist, K. W.

Recorded as the driller on 43 water wells across 9Illinoiscounties in the Illinois State Geological Survey water well records, most in Cook County. Well-log records span 1968–1973.

43wells on record
—since 2022
9counties served
150 ftmedian depth

Counties served

Wells drilled by Rosenquist, K. W., by county, across the full record.

CountyWells drilled
Cook County16
Winnebago County14
Dekalb County5
Boone County2
Stephenson County2
Grundy County1
Will County1
Dupage County1
Lake County1

Well characteristics

Across the wells Rosenquist, K. W. has drilled, the median depth is 150 ft (middle half 125 ft–178 ft), median tested yield 17 gpm, and median static water level — below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Rosenquist, K. W., straight from the public ISGS record:

"Records span 1968–1973" refers to the earliest and latest well logs attributed to this company in the ISGS 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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