⟁ Missouri Well Data field records · 2026 survey

Missouri Well Data › St. Clair County › Quincy (65735)

Quincy, MO (65735): well depth, water level & drilling cost

✓ 474 MoDNR records · St. Clair County

390 ftmedian well depth
330 ft–450 fttypical depth range
125 ftmedian static water level
30 gpmmedian yield (452 tests)

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How deep are wells in and around Quincy (65735), Missouri?

The median drilled well depth in and around Quincy (65735) is 390 ft, based on 470 wells with recorded depths in the state MoDNR database. Half fall between 330 ft and 450 ft; 90% are shallower than 510 ft.

How much does it cost to drill a well in and around Quincy (65735)?

Applying published per-foot rates to the local median depth of 390 ft: drilling and casing alone typically runs $9,750–$25,350; a complete system including pump, pressure tank, and hookup typically runs $23,400–$39,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Quincy (65735)?

The median static water level is 125 ft below ground surface (middle half of wells: 105 ft–150 ft), from 434 measurements.

Drilled depth distribution

0–50 ft 0 50–100 ft 0 100–150 ft 2 150–200 ft 5 200–300 ft 55 300–400 ft 187 400–600 ft 210 600+ ft 11
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Part of St. Clair County well records.

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), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.