Missouri Well Data › Shannon County
Shannon County, Missouri: well depth, water level & drilling cost
✓ 1,450 MoDNR records · verified 2026-10-12
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How deep are wells in Shannon County, Missouri?
The median drilled well depth in Shannon County is 390 ft, based on 1,442 wells with recorded depths in the state MoDNR database. Half of all wells fall between 310 ft and 470 ft; 90% are shallower than 550 ft. Wells drilled since 2016 have a median depth of 375 ft.
How much does it cost to drill a well in Shannon County?
Applying published per-foot rates to the local median depth of 375 ft: drilling and casing alone typically runs $9,375–$24,375; a complete system including pump, pressure tank, and hookup typically runs $22,500–$37,500. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Shannon County?
The median static water level is 195 ft below ground surface (middle half of wells: 120 ft–255 ft), from 1,286 measurements.
How much water do wells in Shannon County produce?
The median tested yield is 18 gpm (middle half: 15 gpm–21 gpm), from 1,370 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Shannon 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 |
|---|---|
| LUKE WOOLSEY | 184 |
| SEAMAN MAHAN | 81 |
| CLINTON MAHAN | 35 |
| MICHAEL WOOLSEY | 28 |
| DAVID TRENT | 18 |
| TREVOR MAHAN | 9 |
| RANDY FOSTER | 6 |
| WILLIAM WOOLMAN | 6 |
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Well records by ZIP code in Shannon County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Eminence (65466) — 336 wells, median 360 ft
- Winona (65588) — 305 wells, median 360 ft
- Montier (65546) — 263 wells, median 395 ft
- Birch Tree (65438) — 221 wells, median 420 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.