⟁ Illinois Well Data field records · 2026 survey

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Hopson, Seldon C

Recorded as the driller on 1,004 water wells across 16Illinoiscounties in the Illinois State Geological Survey water well records, most in Knox County. Well-log records span 1973–1994.

1,004wells on record
—since 2022
16counties served
190 ftmedian depth

Counties served

Wells drilled by Hopson, Seldon C, by county, across the full record.

CountyWells drilled
Knox County357
Hancock County248
Warren County199
Henderson County81
Adams County48
Fulton County30
Mercer County16
Mcdonough County10
Henry County5
Mason County3
Peoria County2
Coles County1
Show all 16counties
Pike County1
Brown County1
Schuyler County1
Rock Island County1

Well characteristics

Across the wells Hopson, Seldon C has drilled, the median depth is 190 ft (middle half 119 ft–270 ft), median tested yield 10 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 Hopson, Seldon C, straight from the public ISGS record:

"Records span 1973–1994" 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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