Missouri Well Data › Clay County
Clay County, Missouri: well depth, water level & drilling cost
✓ 155 MoDNR records · verified 2026-08-21
How deep are wells in Clay County, Missouri?
The median drilled well depth in Clay County is 100 ft, based on 151 wells with recorded depths in the state MoDNR database. Half of all wells fall between 73 ft and 140 ft; 90% are shallower than 308 ft. Wells drilled since 2016 have a median depth of 82 ft.
How much does it cost to drill a well in Clay County?
Applying published per-foot rates to the local median depth of 82 ft: drilling and casing alone typically runs $2,050–$5,330; a complete system including pump, pressure tank, and hookup typically runs $4,920–$8,200. Actual quotes depend on site access, geology, and casing requirements.
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What is the static water level in Clay County?
The median static water level is 26 ft below ground surface (middle half of wells: 16 ft–44 ft), from 114 measurements.
How much water do wells in Clay County produce?
The median tested yield is 20 gpm (middle half: 4 gpm–750 gpm), from 115 pump tests. A typical household needs 5–10 gpm.
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Drilled depth distribution
Who drills wells in Clay 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 |
|---|---|
| MARK FINCH | 5 |
| JESSE YOAKUM | 4 |
| MATTY YOAKUM | 3 |
| DARIN DUNCAN | 2 |
| JOHN VON HOLT | 2 |
| JARED SISK | 2 |
| SCOTT EVANS | 1 |
| RYAN EICKHOFF | 1 |
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Free lookup Property report — $29Method: 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.