Japp, J.
Recorded as the driller on 293 water wells across 14 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 1997–2023.
Counties served
Wells drilled by Japp, J., by county, across the full record.
| County | Wells drilled |
|---|---|
| Morrison County | 102 |
| Crow Wing County | 91 |
| Cass County | 29 |
| Carlton County | 22 |
| Todd County | 17 |
| Aitkin County | 16 |
| Mille Lacs County | 7 |
| Benton County | 3 |
| Pine County | 1 |
| Roseau County | 1 |
| Wright County | 1 |
| Isanti County | 1 |
Show all 14 counties
| Sherburne County | 1 |
| Douglas County | 1 |
Well characteristics
Across the wells Japp, J. has drilled, the median depth is 87 ft (middle half 60 ft–132 ft), median tested yield 12 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 Japp, J., straight from the public MGS/MDH record:
"Records span 1997–2023" 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.
Free. Goes to licensed drillers working Morrison County, including Japp, J..
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