⟁ South Dakota Well Data field records · 2026 survey

South Dakota Well Data › Harding County › Ralph (57650)

Ralph, SD (57650): well depth, water level & drilling cost

✓ 92 SD DANR records · Harding County

240 ftmedian well depth
160 ft–520 fttypical depth range
134 ftmedian static water level
—median yield (— tests)

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How deep are wells in and around Ralph (57650), South Dakota?

The median drilled well depth in and around Ralph (57650) is 240 ft, based on 90 wells with recorded depths in the state SD DANR database. Half fall between 160 ft and 520 ft; 90% are shallower than 743 ft.

How much does it cost to drill a well in and around Ralph (57650)?

Applying published per-foot rates to the local median depth of 240 ft: drilling and casing alone typically runs $6,000–$15,600; a complete system including pump, pressure tank, and hookup typically runs $14,400–$24,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Ralph (57650)?

The median static water level is 134 ft below ground surface (middle half of wells: 44 ft–190 ft), from 16 measurements.

Drilled depth distribution

0–50 ft 1 50–100 ft 9 100–150 ft 11 150–200 ft 10 200–300 ft 24 300–400 ft 7 400–600 ft 9 600+ ft 19
Looking at a specific property in Ralph (57650)?

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Part of Harding 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.