South Dakota Well Data › Fall River County

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

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

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

200 ftmedian well depth

42 ft–420 fttypical depth range

145 ftmedian static water level

281 ftmedian depth since 2016

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How deep are wells in Fall River County, South Dakota?

The median drilled well depth in Fall River County is 200 ft, based on 953 wells with recorded depths in the state SD DANR database. Half of all wells fall between 42 ft and 420 ft; 90% are shallower than 678 ft. Wells drilled since 2016 have a median depth of 281 ft.

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

Applying published per-foot rates to the local median depth of 200 ft: drilling and casing alone typically runs $5,000–$13,000; a complete system including pump, pressure tank, and hookup typically runs $12,000–$20,000. Actual quotes depend on site access, geology, and casing requirements.

Drilled depth distribution

0–50 ft 273 50–100 ft 109 100–150 ft 57 150–200 ft 33 200–300 ft 122 300–400 ft 92 400–600 ft 147 600+ ft 120

Who drills wells in Fall River County?

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

Driller	Wells since 2016
TAYLOR DRILLING COMPANY	44
GSI ENGINEERING	21
GEO ENTERPRISES INC	8
ALEXANDER DRILLING, INC.	8
DAKOTA BICE DRILLING, LLC.	6
WATER SYSTEM DRILLING, INC.	4
MJ DRILLING, INC.	2
RAPID DRILLING LLC	2

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Well records by ZIP code in Fall River County

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

Hot Springs (57747) — 538 wells, median 302 ft
Edgemont (57735) — 214 wells, median 86 ft
Oral (57766) — 69 wells, median 40 ft
Smithwick (57782) — 59 wells, median 40 ft
Oelrichs (57763) — 50 wells, median 40 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.