South Dakota Well Data › Brown County

Brown County, South Dakota: well depth, water level & drilling cost

Name: Brown County, South Dakota water well statistics
Creator: South Dakota Well Data
License: https://creativecommons.org/licenses/by/4.0/

✓ 2,925 SD DANR records · verified 2026-08-24

946 ftmedian well depth

81 ft–1,100 fttypical depth range

10 ftmedian static water level

69 ftmedian depth since 2016

How deep are wells in Brown County, South Dakota?

The median drilled well depth in Brown County is 946 ft, based on 2,896 wells with recorded depths in the state SD DANR database. Half of all wells fall between 81 ft and 1,100 ft; 90% are shallower than 1,212 ft. Wells drilled since 2016 have a median depth of 69 ft.

How much does it cost to drill a well in Brown County?

Applying published per-foot rates to the local median depth of 69 ft: drilling and casing alone typically runs $1,725–$4,485; a complete system including pump, pressure tank, and hookup typically runs $4,140–$6,900. Actual quotes depend on site access, geology, and casing requirements.

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Drilled depth distribution

0–50 ft 563 50–100 ft 251 100–150 ft 143 150–200 ft 24 200–300 ft 14 300–400 ft 4 400–600 ft 4 600+ ft 1,893

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.	43
LENIUS WELL DRILLING	39
HARV'S DRILLING, INC.	4
M & W DRILLING INC	4
THEIN WELL COMPANY, INC.	4
PRAIRIE CONSULTING GROUP, INC	3
GEOTEK ENGINEERING & TESTING	3
MIDWESTERN DRILLING LLC	2

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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.