Schaffer, R.
Recorded as the driller on 208 water wells across 12 Minnesota counties in the Minnesota County Well Index (CWI), maintained by the Minnesota Geological Survey and the Minnesota Department of Health, most in Anoka County. Well-log records span 1990–2002.
Counties served
Wells drilled by Schaffer, R., by county, across the full record.
| County | Wells drilled |
|---|---|
| Anoka County | 101 |
| Sherburne County | 44 |
| Hennepin County | 26 |
| Isanti County | 10 |
| Wright County | 10 |
| Chisago County | 5 |
| Washington County | 5 |
| Carver County | 2 |
| Carlton County | 2 |
| Scott County | 1 |
| Ramsey County | 1 |
| Otter Tail County | 1 |
Well characteristics
Across the wells Schaffer, R. has drilled, the median depth is 166 ft (middle half 108 ft–202 ft), median tested yield 40 gpm, and median static water level 28 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by Schaffer, R., straight from the public MGS/MDH record:
"Records span 1990–2002" 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 Anoka County, including Schaffer, R..
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