Missouri Well Data › Douglas County
Douglas County, Missouri: well depth, water level & drilling cost
✓ 2,878 MoDNR records · verified 2026-10-12
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How deep are wells in Douglas County, Missouri?
The median drilled well depth in Douglas County is 352 ft, based on 2,816 wells with recorded depths in the state MoDNR database. Half of all wells fall between 280 ft and 435 ft; 90% are shallower than 520 ft. Wells drilled since 2016 have a median depth of 386 ft.
How much does it cost to drill a well in Douglas County?
Applying published per-foot rates to the local median depth of 386 ft: drilling and casing alone typically runs $9,650–$25,090; a complete system including pump, pressure tank, and hookup typically runs $23,160–$38,600. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Douglas County?
The median static water level is 169 ft below ground surface (middle half of wells: 110 ft–235 ft), from 2,215 measurements.
How much water do wells in Douglas County produce?
The median tested yield is 33 gpm (middle half: 25 gpm–50 gpm), from 2,659 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Douglas County?
Drillers by number of wells certified in this county, per well certification records filed with the Missouri Geological Survey. Missouri licenses individual drillers rather than companies, so these are the people who signed the certification.
| Driller | Wells since 2016 |
|---|---|
| CLAYTON FORREST | 303 |
| TIMOTHY GRABHER | 56 |
| CLINTON CHALFANT | 33 |
| RANDY FOSTER | 32 |
| SEAMAN MAHAN | 25 |
| LUKE WOOLSEY | 23 |
| DAVID TRENT | 21 |
| DANNY RAINS | 19 |
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Well records by ZIP code in Douglas County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Ava (65608) — 995 wells, median 326 ft
- Squires (65755) — 384 wells, median 353 ft
- Vanzant (65768) — 337 wells, median 400 ft
- Drury (65638) — 274 wells, median 365 ft
- Oldfield (65720) — 187 wells, median 348 ft
- Rockbridge (65741) — 128 wells, median 338 ft
Method: medians computed from MoDNR records (MoDNR certified water wells; depths 0-5,000 ft, with the file's 99999.9 and 88888 sentinel values excluded rather than clamped). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.