South Dakota Well Data › Brown County
Brown County, South Dakota: well depth, water level & drilling cost
✓ 2,928 SD DANR records · verified 2026-10-19
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How deep are wells in Brown County, South Dakota?
The median drilled well depth in Brown County is 946 ft, based on 2,899 wells with recorded depths in the state SD DANR database. Half of all wells fall between 81 ft and 1,101 ft; 90% are shallower than 1,212 ft. Wells drilled since 2016 have a median depth of 71 ft.
How much does it cost to drill a well in Brown County?
Applying published per-foot rates to the local median depth of 946 ft: drilling and casing alone typically runs $23,650–$61,490; a complete system including pump, pressure tank, and hookup typically runs $56,760–$94,600. Actual quotes depend on site access, geology, and casing requirements.
Drilled depth distribution
Who drills wells in Brown County?
Companies by number of wells completed in this county, per the completion reports South Dakota drillers file with DANR.
| Driller | Wells since 2016 |
|---|---|
| STRETCH'S WELL SERVICE, INC. | 44 |
| LENIUS WELL DRILLING | 40 |
| THEIN WELL COMPANY, INC. | 4 |
| HARV'S DRILLING, INC. | 4 |
| M & W DRILLING INC | 4 |
| GEOTEK ENGINEERING & TESTING | 3 |
| PRAIRIE CONSULTING GROUP, INC | 3 |
| PULLMAN WELL DRILLING | 3 |
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Well records by ZIP code in Brown County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Aberdeen (57401) — 792 wells, median 49 ft
- Hecla (57446) — 289 wells, median 978 ft
- Bath (57427) — 255 wells, median 974 ft
- Frederick (57441) — 204 wells, median 1,154 ft
- Houghton (57449) — 176 wells, median 895 ft
- Westport (57481) — 174 wells, median 1,160 ft
- Columbia (57433) — 163 wells, median 929 ft
- Aberdeen (57402) — 146 wells, median 916 ft
- Mansfield (57460) — 143 wells, median 970 ft
- Claremont (57432) — 143 wells, median 880 ft
- Barnard (57426) — 138 wells, median 997 ft
- Groton (57445) — 131 wells, median 970 ft
- Warner (57479) — 122 wells, median 983 ft
- Stratford (57474) — 94 wells, median 1,013 ft
- Ferney (57439) — 53 wells, median 1,011 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.