South Dakota Well Data › Spink County

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

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

✓ 2,723 SD DANR records · verified 2026-10-19

910 ftmedian well depth

123 ft–977 fttypical depth range

18 ftmedian static water level

193 ftmedian depth since 2016

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How deep are wells in Spink County, South Dakota?

The median drilled well depth in Spink County is 910 ft, based on 2,689 wells with recorded depths in the state SD DANR database. Half of all wells fall between 123 ft and 977 ft; 90% are shallower than 1,050 ft. Wells drilled since 2016 have a median depth of 193 ft.

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

Applying published per-foot rates to the local median depth of 910 ft: drilling and casing alone typically runs $22,750–$59,150; a complete system including pump, pressure tank, and hookup typically runs $54,600–$91,000. Actual quotes depend on site access, geology, and casing requirements.

Drilled depth distribution

0–50 ft 108 50–100 ft 437 100–150 ft 167 150–200 ft 23 200–300 ft 10 300–400 ft 2 400–600 ft 4 600+ ft 1,938

Who drills wells in Spink 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.	105
PULLMAN WELL DRILLING	20
MANIKOWSKI WELL DRILLING	4
STEFFL DRILLING & PUMP, INC.	2
LENIUS WELL DRILLING	1

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Well records by ZIP code in Spink County

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

Tulare (57476) — 504 wells, median 875 ft
Redfield (57469) — 477 wells, median 920 ft
Frankfort (57440) — 435 wells, median 843 ft
Northville (57465) — 274 wells, median 985 ft
Ashton (57424) — 262 wells, median 920 ft
Turton (57477) — 206 wells, median 937 ft
Doland (57436) — 194 wells, median 888 ft
Conde (57434) — 146 wells, median 954 ft
Mellette (57461) — 78 wells, median 971 ft
Brentford (57429) — 76 wells, median 955 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.