Missouri Well Data › Jefferson County
Jefferson County, Missouri: well depth, water level & drilling cost
✓ 7,411 MoDNR records · verified 2026-10-12
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How deep are wells in Jefferson County, Missouri?
The median drilled well depth in Jefferson County is 353 ft, based on 7,202 wells with recorded depths in the state MoDNR database. Half of all wells fall between 266 ft and 450 ft; 90% are shallower than 546 ft. Wells drilled since 2016 have a median depth of 380 ft.
How much does it cost to drill a well in Jefferson County?
Applying published per-foot rates to the local median depth of 380 ft: drilling and casing alone typically runs $9,500–$24,700; a complete system including pump, pressure tank, and hookup typically runs $22,800–$38,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Jefferson County?
The median static water level is 149 ft below ground surface (middle half of wells: 98 ft–205 ft), from 6,556 measurements.
How much water do wells in Jefferson County produce?
The median tested yield is 30 gpm (middle half: 20 gpm–45 gpm), from 6,905 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Jefferson 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 |
|---|---|
| RON HEATH | 272 |
| ALAN BURGESS | 182 |
| GERALD BUECHTING | 181 |
| JACOB BUECHTING | 131 |
| JASON BOYCE | 123 |
| ROBERT BUSSA | 49 |
| DANIEL FLYNN | 48 |
| DOMINIQUE DURBIN | 45 |
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Well records by ZIP code in Jefferson County
Median depth, water level, and yield for each ZIP code with recorded wells.
- De Soto (63020) — 783 wells, median 258 ft
- Cedar Hill (63016) — 688 wells, median 396 ft
- Hillsboro (63050) — 685 wells, median 380 ft
- Dittmer (63023) — 494 wells, median 390 ft
- House Springs (63051) — 468 wells, median 399 ft
- Fletcher (63030) — 438 wells, median 285 ft
- Blackwell (63626) — 413 wells, median 207 ft
- Festus (63028) — 404 wells, median 372 ft
- Morse Mill (63066) — 342 wells, median 316 ft
- Mapaville (63065) — 316 wells, median 380 ft
- Hematite (63047) — 304 wells, median 333 ft
- Barnhart (63012) — 291 wells, median 495 ft
- High Ridge (63049) — 222 wells, median 560 ft
- Grubville (63041) — 221 wells, median 272 ft
- Imperial (63052) — 189 wells, median 414 ft
- Pevely (63070) — 103 wells, median 365 ft
- Fenton (63026) — 94 wells, median 510 ft
- Crystal City (63019) — 87 wells, median 383 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.