Willamette Drilling Co.
Recorded as the driller on 3,018 water wells across 10 Oregon counties in the Oregon Water Resources Department (OWRD) well-log database, most in Marion County. Well-log records span 1938–2004.
Counties served
Wells drilled by Willamette Drilling Co., by county, across the full record.
| County | Wells drilled |
|---|---|
| Marion County | 2,713 |
| Polk County | 132 |
| Clackamas County | 88 |
| Linn County | 29 |
| Yamhill County | 25 |
| Benton County | 11 |
| Tillamook County | 10 |
| Washington County | 7 |
| Lincoln County | 2 |
| Multnomah County | 1 |
Well characteristics
Across the wells Willamette Drilling Co. has drilled, the median depth is 120 ft (middle half 90 ft–165 ft), median tested yield 30 gpm, and median static water level 34 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by Willamette Drilling Co., straight from the public OWRD record:
"Records span 1938–2004" refers to the earliest and latest well logs attributed to this company in the OWRD 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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