⟁ Illinois Well Data field records · 2026 survey

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Bill Sosnowski

Recorded as the driller on 29 water wells across 3Illinoiscounties in the Illinois State Geological Survey water well records, most in Lasalle County. Well-log records span 1997–1999.

29wells on record
—since 2022
3counties served
180 ftmedian depth

Counties served

Wells drilled by Bill Sosnowski, by county, across the full record.

CountyWells drilled
Lasalle County26
Kendall County2
Grundy County1

Well characteristics

Across the wells Bill Sosnowski has drilled, the median depth is 180 ft (middle half 135 ft–300 ft), median tested yield 12 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 Bill Sosnowski, straight from the public ISGS record:

"Records span 1997–1999" 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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