South Dakota Well Data › Corson County
Corson County, South Dakota: well depth, water level & drilling cost
✓ 849 SD DANR records · verified 2026-08-24
How deep are wells in Corson County, South Dakota?
The median drilled well depth in Corson County is 160 ft, based on 849 wells with recorded depths in the state SD DANR database. Half of all wells fall between 100 ft and 226 ft; 90% are shallower than 300 ft. Wells drilled since 2016 have a median depth of 128 ft.
How much does it cost to drill a well in Corson County?
Applying published per-foot rates to the local median depth of 128 ft: drilling and casing alone typically runs $3,200–$8,320; a complete system including pump, pressure tank, and hookup typically runs $7,680–$12,800. Actual quotes depend on site access, geology, and casing requirements.
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Drilled depth distribution
Who drills wells in Corson County?
Companies by number of wells completed in this county, per the completion reports South Dakota drillers file with DANR.
| Driller | Wells since 2016 |
|---|---|
| GREGG'S DRILLING & EXCAVATING | 79 |
| KNUTSON WELL DRILLING, INC. | 33 |
| KELLER DRILLING | 8 |
| OPP WELL DRILLING & SUPPLIES INC | 7 |
| MATHESON DRILLING, INC. | 2 |
| GINSBACH DRILLING | 1 |
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Free lookup Property report — $29Method: 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.