⟁ Illinois Well Data field records · 2026 survey

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Swanson, L. F.

Recorded as the driller on 77 water wells across 7Illinoiscounties in the Illinois State Geological Survey water well records, most in Champaign County. Well-log records span 1940–1973.

77wells on record
—since 2022
7counties served
156 ftmedian depth

Counties served

Wells drilled by Swanson, L. F., by county, across the full record.

CountyWells drilled
Champaign County40
Mclean County21
Ford County5
Piatt County4
Dewitt County3
Vermilion County2
Iroquois County2

Well characteristics

Across the wells Swanson, L. F. has drilled, the median depth is 156 ft (middle half 94 ft–210 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 Swanson, L. F., straight from the public ISGS record:

"Records span 1940–1973" 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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