⟁ Illinois Well Data field records · 2026 survey

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Sergent, William Eli

Recorded as the driller on 124 water wells across 7Illinoiscounties in the Illinois State Geological Survey water well records, most in Pulaski County. Well-log records span 1956–1974.

124wells on record
—since 2022
7counties served
200 ftmedian depth

Counties served

Wells drilled by Sergent, William Eli, by county, across the full record.

CountyWells drilled
Pulaski County45
Johnson County33
Union County29
Alexander County10
Jackson County5
Hardin County1
Jefferson County1

Well characteristics

Across the wells Sergent, William Eli has drilled, the median depth is 200 ft (middle half 128 ft–294 ft), median tested yield 19 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 Sergent, William Eli, straight from the public ISGS record:

"Records span 1956–1974" 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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