South Dakota Well Data › Lake County
Lake County, South Dakota: well depth, water level & drilling cost
✓ 273 SD DANR records · verified 2026-08-24
How deep are wells in Lake County, South Dakota?
The median drilled well depth in Lake County is 57 ft, based on 272 wells with recorded depths in the state SD DANR database. Half of all wells fall between 27 ft and 192 ft; 90% are shallower than 398 ft. Wells drilled since 2016 have a median depth of 52 ft.
How much does it cost to drill a well in Lake County?
Applying published per-foot rates to the local median depth of 52 ft: drilling and casing alone typically runs $1,300–$3,380; a complete system including pump, pressure tank, and hookup typically runs $3,120–$5,200. Actual quotes depend on site access, geology, and casing requirements.
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Drilled depth distribution
Who drills wells in Lake County?
Companies by number of wells completed in this county, per the completion reports South Dakota drillers file with DANR.
| Driller | Wells since 2016 |
|---|---|
| THEIN WELL COMPANY, INC. | 7 |
| GEOTEK ENGINEERING & TESTING | 5 |
| DAVE PUTZKE WELL DRILLING, INC. | 4 |
| LACEY WELL DRILLING | 3 |
| MIDWESTERN DRILLING LLC | 2 |
| KAISER WELL DRILLING | 2 |
| PULLMAN WELL DRILLING | 1 |
| SAM WELL COMPANY | 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.