South Dakota Well Data › Charles Mix County
Charles Mix County, South Dakota: well depth, water level & drilling cost
✓ 455 SD DANR records · verified 2026-10-19
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How deep are wells in Charles Mix County, South Dakota?
The median drilled well depth in Charles Mix County is 424 ft, based on 453 wells with recorded depths in the state SD DANR database. Half of all wells fall between 200 ft and 870 ft; 90% are shallower than 953 ft. Wells drilled since 2016 have a median depth of 312 ft.
How much does it cost to drill a well in Charles Mix County?
Applying published per-foot rates to the local median depth of 424 ft: drilling and casing alone typically runs $10,600–$27,560; a complete system including pump, pressure tank, and hookup typically runs $25,440–$42,400. Actual quotes depend on site access, geology, and casing requirements.
Drilled depth distribution
Who drills wells in Charles Mix County?
Companies by number of wells completed in this county, per the completion reports South Dakota drillers file with DANR.
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Well records by ZIP code in Charles Mix County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Platte (57369) — 148 wells, median 860 ft
- Wagner (57380) — 86 wells, median 215 ft
- Geddes (57342) — 58 wells, median 480 ft
Method: medians computed from SD DANR records (SD DANR NR68 well completion reports, water wells only (monitoring, test-hole, geothermal-loop and dewatering records 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.