Duncan Drilling Co.
Recorded as the driller on 1,398 water wells across 10 Ohio counties in the Ohio Department of Natural Resources (ODNR) Division of Geological Survey water-well log database, most in Richland County. Well-log records span 1949–2026.
Counties served
Wells drilled by Duncan Drilling Co., by county, across the full record.
| County | Wells drilled |
|---|---|
| Richland County | 622 |
| Ashland County | 513 |
| Holmes County | 163 |
| Knox County | 42 |
| Wayne County | 42 |
| Morrow County | 6 |
| Tuscarawas County | 4 |
| Licking County | 2 |
| Coshocton County | 2 |
| Allen County | 2 |
Well characteristics
Across the wells Duncan Drilling Co. has drilled, the median depth is 150 ft (middle half 102 ft–208 ft), median tested yield 15 gpm, and median static water level 70 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by Duncan Drilling Co., straight from the public ODNR record:
"Records span 1949–2026" refers to the earliest and latest well logs attributed to this company in the ODNR 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 Richland County, including Duncan Drilling Co..
Is this your company?
This page is built from the public ODNR well-log record and helps property owners find a driller. Claim it (free) to confirm the details are right and give customers a way to reach you.
This directory helps property owners find a driller, using public ODNR records. Claim your page to confirm the details are accurate and give customers a way to reach you. Free — reviewed before anything goes live.