Minnesota Well Data field records · 2026 survey

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Hamm, R.

Recorded as the driller on 2,908 water wells across 26 Minnesota counties in the Minnesota County Well Index (CWI), maintained by the Minnesota Geological Survey and the Minnesota Department of Health, most in Morrison County. Well-log records span 1981–2011.

2,908wells on record
since 2022
26counties served
69 ftmedian depth

Counties served

Wells drilled by Hamm, R., by county, across the full record.

CountyWells drilled
Morrison County 1,259
Crow Wing County 330
Benton County 284
Mille Lacs County 268
Todd County 266
Cass County 83
Stearns County 82
Sherburne County 80
Pine County 75
Kanabec County 57
Aitkin County 55
Beltrami County 16

…and 14 more Minnesota counties.

Well characteristics

Across the wells Hamm, R. has drilled, the median depth is 69 ft (middle half 54 ft–92 ft), median tested yield 15 gpm, and median static water level 18 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

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

"Records span 1981–2011" 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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