South Dakota Well Data › Roberts County

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

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

✓ 1,210 SD DANR records · verified 2026-08-24

98 ftmedian well depth

58 ft–160 fttypical depth range

15 ftmedian static water level

73 ftmedian depth since 2016

How deep are wells in Roberts County, South Dakota?

The median drilled well depth in Roberts County is 98 ft, based on 1,207 wells with recorded depths in the state SD DANR database. Half of all wells fall between 58 ft and 160 ft; 90% are shallower than 500 ft. Wells drilled since 2016 have a median depth of 73 ft.

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

Applying published per-foot rates to the local median depth of 73 ft: drilling and casing alone typically runs $1,825–$4,745; a complete system including pump, pressure tank, and hookup typically runs $4,380–$7,300. Actual quotes depend on site access, geology, and casing requirements.

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Drilled depth distribution

0–50 ft 245 50–100 ft 362 100–150 ft 243 150–200 ft 158 200–300 ft 60 300–400 ft 8 400–600 ft 50 600+ ft 81

Who drills wells in Roberts County?

Companies by number of wells completed in this county, per the completion reports South Dakota drillers file with DANR.

Driller	Wells since 2016
REINART BROS. WELL DRILLING	21
KRANZ WELL & EXCAVATION	13
WIEBER DRILLING LLC	10
Triple S	6
FALK DRILLING, INC.	5
GEOTEK ENGINEERING & TESTING	5
WIEBER WELL DRILLING	4
LEE WELL DRILLING INC.	4

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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.