O E Jannsen Drilling Co.
Recorded as the driller on 72 water wells across 2 Oregon counties in the Oregon Water Resources Department (OWRD) well-log database, most in Clackamas County. Well-log records span 1955–1968.
Counties served
Wells drilled by O E Jannsen Drilling Co., by county, across the full record.
| County | Wells drilled |
|---|---|
| Clackamas County | 68 |
| Multnomah County | 4 |
Well characteristics
Across the wells O E Jannsen Drilling Co. has drilled, the median depth is 120 ft (middle half 80 ft–175 ft), median tested yield 11 gpm, and median static water level 50 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by O E Jannsen Drilling Co., straight from the public OWRD record:
"Records span 1955–1968" 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.
Free. Goes to licensed drillers working Clackamas County, including O E Jannsen Drilling Co..
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