⟁ Missouri Well Data field records · 2026 survey

Missouri Well Data › Ralls County

Ralls County, Missouri: well depth, water level & drilling cost

✓ 95 MoDNR records · verified 2026-10-12

284 ftmedian well depth
140 ft–471 fttypical depth range
100 ftmedian static water level
12 gpmmedian yield (81 tests)

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How deep are wells in Ralls County, Missouri?

The median drilled well depth in Ralls County is 284 ft, based on 92 wells with recorded depths in the state MoDNR database. Half of all wells fall between 140 ft and 471 ft; 90% are shallower than 579 ft. Wells drilled since 2016 have a median depth of 330 ft.

How much does it cost to drill a well in Ralls County?

Applying published per-foot rates to the local median depth of 284 ft: drilling and casing alone typically runs $7,100–$18,460; a complete system including pump, pressure tank, and hookup typically runs $17,040–$28,400. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Ralls County?

The median static water level is 100 ft below ground surface (middle half of wells: 42 ft–163 ft), from 76 measurements.

How much water do wells in Ralls County produce?

The median tested yield is 12 gpm (middle half: 5 gpm–25 gpm), from 81 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 0 50–100 ft 12 100–150 ft 14 150–200 ft 5 200–300 ft 16 300–400 ft 9 400–600 ft 28 600+ ft 8

Who drills wells in Ralls 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.

DrillerWells since 2016
DAVID GUZY9
GREGORY BONNOT7
DANIEL FLYNN4
ALAN BURGESS3
JEFF HATFIELD1

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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.