Underhill Well & Pump Co. LLC
Recorded as the driller on 520 water wells across 14 Ohio counties in the Ohio Department of Natural Resources (ODNR) Division of Geological Survey water-well log database, most in Madison County. Well-log records span 1949–2026.
Counties served
Wells drilled by Underhill Well & Pump Co. LLC, by county, across the full record.
| County | Wells drilled |
|---|---|
| Madison County | 280 |
| Franklin County | 78 |
| Union County | 65 |
| Champaign County | 31 |
| Clark County | 24 |
| Fayette County | 9 |
| Pickaway County | 7 |
| Licking County | 7 |
| Delaware County | 6 |
| Fairfield County | 5 |
| Logan County | 5 |
| Clinton County | 1 |
Show all 14 counties
| Greene County | 1 |
| Morrow County | 1 |
Well characteristics
Across the wells Underhill Well & Pump Co. LLC has drilled, the median depth is 110 ft (middle half 82 ft–150 ft), median tested yield 20 gpm, and median static water level 33 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by Underhill Well & Pump Co. LLC, 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 Madison County, including Underhill Well & Pump Co. LLC.
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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.