⟁ South Dakota Well Data field records · 2026 survey

South Dakota Well Data › Sanborn County › Letcher (57359)

Letcher, SD (57359): well depth, water level & drilling cost

✓ 262 SD DANR records · Sanborn County

200 ftmedian well depth
160 ft–588 fttypical depth range
35 ftmedian static water level
—median yield (— tests)

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How deep are wells in and around Letcher (57359), South Dakota?

The median drilled well depth in and around Letcher (57359) is 200 ft, based on 261 wells with recorded depths in the state SD DANR database. Half fall between 160 ft and 588 ft; 90% are shallower than 870 ft.

How much does it cost to drill a well in and around Letcher (57359)?

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.

What is the static water level in and around Letcher (57359)?

The median static water level is 35 ft below ground surface (middle half of wells: 23 ft–43 ft), from 11 measurements.

Drilled depth distribution

0–50 ft 5 50–100 ft 3 100–150 ft 35 150–200 ft 84 200–300 ft 47 300–400 ft 5 400–600 ft 22 600+ ft 60
Looking at a specific property in Letcher (57359)?

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Get quotes from drillers who work in Letcher (57359)

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Part of Sanborn County well records.

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), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.