Iowa Well Data › Mahaska County
Mahaska County, Iowa: well depth, owners & drilling cost
✓ 1,508 Iowa DNR records · verified 2026-08-24
How deep are wells in Mahaska County, Iowa?
The median drilled well depth in Mahaska County is 40 ft, based on 1,403 wells with recorded depths in the state Iowa DNR database. Half of all wells fall between 28 ft and 141 ft; 90% are shallower than 220 ft. Wells drilled since 2016 have a median depth of 40 ft.
How much does it cost to drill a well in Mahaska County?
Applying published per-foot rates to the local median depth of 40 ft: drilling and casing alone typically runs $1,000–$2,600; a complete system including pump, pressure tank, and hookup typically runs $2,400–$4,000. Actual quotes depend on site access, geology, and casing requirements.
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Drilled depth distribution
Who drills wells in Mahaska County?
Companies by number of wells completed in this county, per the well records Iowa drillers file with the DNR.
| Driller | Wells since 2016 |
|---|---|
| GINGERICH,KLINT - 2639 | 3 |
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Free lookup Property report — $29Method: medians computed from Iowa DNR records (Iowa DNR Well Information System records, water-supply wells only (monitoring, test, dewatering, injection and closed-loop geothermal wells excluded); depths 0-5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.