⟁ Illinois Well Data field records · 2026 survey

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Pilgard, Peter & Sons

Recorded as the driller on 190 water wells across 4Illinoiscounties in the Illinois State Geological Survey water well records, most in Lake County. Well-log records span 1940–1993.

190wells on record
—since 2022
4counties served
200 ftmedian depth

Counties served

Wells drilled by Pilgard, Peter & Sons, by county, across the full record.

CountyWells drilled
Lake County71
Cook County66
Mchenry County52
Kane County1

Well characteristics

Across the wells Pilgard, Peter & Sons has drilled, the median depth is 200 ft (middle half 162 ft–235 ft), median tested yield 20 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 Pilgard, Peter & Sons, straight from the public ISGS record:

"Records span 1940–1993" 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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