Heiraas, R.
Recorded as the driller on 298 water wells across 13 Minnesota counties in the Minnesota County Well Index (CWI), maintained by the Minnesota Geological Survey and the Minnesota Department of Health, most in Clay County. Well-log records span 1977–2006.
Counties served
Wells drilled by Heiraas, R., by county, across the full record.
| County | Wells drilled |
|---|---|
| Clay County | 161 |
| Norman County | 40 |
| Becker County | 27 |
| Wilkin County | 22 |
| Otter Tail County | 21 |
| Polk County | 15 |
| Lyon County | 3 |
| Big Stone County | 2 |
| Mahnomen County | 2 |
| Pennington County | 2 |
| Lake of the Woods County | 1 |
| St. Louis County | 1 |
…and 1 more Minnesota counties.
Well characteristics
Across the wells Heiraas, R. has drilled, the median depth is 146 ft (middle half 95 ft–194 ft), median tested yield 75 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 Heiraas, R., straight from the public MGS/MDH record:
"Records span 1977–2006" 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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