⟁ Minnesota Well Data field records · 2026 survey

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Madison, J.

Recorded as the driller on 76 water wells across 3 Minnesota counties in the Minnesota County Well Index (CWI), maintained by the Minnesota Geological Survey and the Minnesota Department of Health, most in St. Louis County. Well-log records span 1975–1989.

76wells on record
—since 2022
3counties served
135 ftmedian depth

Counties served

Wells drilled by Madison, J., by county, across the full record.

CountyWells drilled
St. Louis County 38
Lake County 24
Cook County 14

Well characteristics

Across the wells Madison, J. has drilled, the median depth is 135 ft (middle half 96 ft–225 ft), median tested yield 5 gpm, and median static water level 20 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Madison, J., straight from the public MGS/MDH record:

"Records span 1975–1989" refers to the earliest and latest well logs attributed to this company in the MGS/MDH 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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