Missouri Well Data › St. Francois County
St. Francois County, Missouri: well depth, water level & drilling cost
✓ 4,436 MoDNR records · verified 2026-10-12
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How deep are wells in St. Francois County, Missouri?
The median drilled well depth in St. Francois County is 287 ft, based on 4,399 wells with recorded depths in the state MoDNR database. Half of all wells fall between 205 ft and 400 ft; 90% are shallower than 510 ft. Wells drilled since 2016 have a median depth of 300 ft.
How much does it cost to drill a well in St. Francois County?
Applying published per-foot rates to the local median depth of 300 ft: drilling and casing alone typically runs $7,500–$19,500; a complete system including pump, pressure tank, and hookup typically runs $18,000–$30,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in St. Francois County?
The median static water level is 70 ft below ground surface (middle half of wells: 40 ft–100 ft), from 2,667 measurements.
How much water do wells in St. Francois County produce?
The median tested yield is 25 gpm (middle half: 18 gpm–30 gpm), from 4,209 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in St. Francois 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 |
|---|---|
| GEORGE MANN | 155 |
| SAM TRIPP | 112 |
| FELIX EYE | 48 |
| RON HEATH | 32 |
| DOMINIQUE DURBIN | 26 |
| GERALD BUECHTING | 16 |
| ALAN BURGESS | 15 |
| ADAM MORTON | 13 |
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Well records by ZIP code in St. Francois County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Farmington (63640) — 945 wells, median 207 ft
- French Village (63036) — 845 wells, median 269 ft
- Knob Lick (63651) — 825 wells, median 320 ft
- Park Hills (63601) — 695 wells, median 300 ft
- Bonne Terre (63628) — 582 wells, median 307 ft
- Doe Run (63637) — 570 wells, median 307 ft
- Valles Mines (63087) — 498 wells, median 285 ft
- Leadwood (63653) — 350 wells, median 305 ft
- Bismarck (63624) — 253 wells, median 260 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.