Daniel E. Callahan
Recorded as the driller on 37 water wells across 3Coloradocounties in the Colorado Division of Water Resources (DWR) well permit database, most in Adams County. Well-log records span 1989–2020.
Counties served
Wells drilled by Daniel E. Callahan, by county, across the full record.
| County | Wells drilled |
|---|---|
| Adams County | 35 |
| Jefferson County | 1 |
| Arapahoe County | 1 |
Well characteristics
Across the wells Daniel E. Callahan has drilled, the median depth is 35 ft (middle half 29 ft–43 ft), median tested yield 40 gpm, and median static water level 43 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by Daniel E. Callahan, straight from the public DWR record:
"Records span 1989–2020" refers to the earliest and latest well logs attributed to this company in the DWR 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 Adams County, including Daniel E. Callahan.
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