⟁ Illinois Well Data field records · 2026 survey

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Donald N. Cleary

Recorded as the driller on 40 water wells across 7Illinoiscounties in the Illinois State Geological Survey water well records, most in Lasalle County. Well-log records span 1997–2001.

40wells on record
—since 2022
7counties served
160 ftmedian depth

Counties served

Wells drilled by Donald N. Cleary, by county, across the full record.

CountyWells drilled
Lasalle County28
Kane County7
Grundy County1
Dekalb County1
Lee County1
Ogle County1
Dupage County1

Well characteristics

Across the wells Donald N. Cleary has drilled, the median depth is 160 ft (middle half 120 ft–245 ft), median tested yield 25 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 Donald N. Cleary, straight from the public ISGS record:

"Records span 1997–2001" 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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