James Drilling Company
Recorded as the driller on 5,486 water wells across 17 Colorado counties in the Colorado Division of Water Resources (DWR) well permit database, most in Jefferson County. Well-log records span 1903–2026.
Counties served
Wells drilled by James Drilling Company, by county, across the full record.
| County | Wells drilled |
|---|---|
| Jefferson County | 2,863 |
| Park County | 794 |
| Clear Creek County | 666 |
| Boulder County | 332 |
| Gilpin County | 332 |
| Larimer County | 212 |
| Adams County | 77 |
| Douglas County | 61 |
| Arapahoe County | 56 |
| Weld County | 53 |
| Elbert County | 15 |
| Denver County | 12 |
…and 5 more Colorado counties.
Well characteristics
Across the wells James Drilling Company has drilled, the median depth is 401 ft (middle half 230 ft–675 ft), median tested yield 7 gpm, and median static water level 100 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by James Drilling Company, straight from the public DWR record:
"Records span 1903–2026" 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.
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