⟁ South Dakota Well Data field records · 2026 survey

South Dakota Well Data › Sully County › Agar (57520)

Agar, SD (57520): well depth, water level & drilling cost

✓ 59 SD DANR records · Sully County

1,620 ftmedian well depth
42 ft–1,728 fttypical depth range
—median static water level
—median yield (— tests)

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How deep are wells in and around Agar (57520), South Dakota?

The median drilled well depth in and around Agar (57520) is 1,620 ft, based on 59 wells with recorded depths in the state SD DANR database. Half fall between 42 ft and 1,728 ft; 90% are shallower than 1,783 ft.

How much does it cost to drill a well in and around Agar (57520)?

Applying published per-foot rates to the local median depth of 1,620 ft: drilling and casing alone typically runs $40,500–$105,300; a complete system including pump, pressure tank, and hookup typically runs $97,200–$162,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Agar (57520)?

Few static water level measurements are recorded for this area.

Drilled depth distribution

0–50 ft 20 50–100 ft 3 100–150 ft 3 150–200 ft 1 200–300 ft 0 300–400 ft 0 400–600 ft 0 600+ ft 32
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Part of Sully 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.