South Dakota Well Data › Corson County

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

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

✓ 849 SD DANR records · verified 2026-10-19

160 ftmedian well depth

100 ft–226 fttypical depth range

59 ftmedian static water level

128 ftmedian depth since 2016

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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 160 ft: drilling and casing alone typically runs $4,000–$10,400; a complete system including pump, pressure tank, and hookup typically runs $9,600–$16,000. Actual quotes depend on site access, geology, and casing requirements.

Drilled depth distribution

0–50 ft 48 50–100 ft 163 100–150 ft 176 150–200 ft 166 200–300 ft 209 300–400 ft 56 400–600 ft 21 600+ ft 10

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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Well records by ZIP code in Corson County

Median depth, water level, and yield for each ZIP code with recorded wells.

Keldron (57634) — 154 wells, median 200 ft
Watauga (57660) — 108 wells, median 195 ft
Mc Laughlin (57642) — 82 wells, median 138 ft
Morristown (57645) — 80 wells, median 235 ft
Mc Intosh (57641) — 63 wells, median 95 ft
Glencross (57630) — 57 wells, median 77 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.