⟁ Wisconsin Well Data field records · 2026 survey

Wisconsin Well Data › Grant County › Potosi (53820)

Potosi, WI (53820): well depth, water level & drilling cost

✓ 555 WI DNR records · Grant County

280 ftmedian well depth
160 ft–360 fttypical depth range
170 ftmedian static water level
10 gpmmedian yield (247 tests)

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How deep are wells in and around Potosi (53820), Wisconsin?

The median drilled well depth in and around Potosi (53820) is 280 ft, based on 251 wells with recorded depths in the state WI DNR database. Half fall between 160 ft and 360 ft; 90% are shallower than 385 ft.

How much does it cost to drill a well in and around Potosi (53820)?

Applying published per-foot rates to the local median depth of 280 ft: drilling and casing alone typically runs $7,000–$18,200; a complete system including pump, pressure tank, and hookup typically runs $16,800–$28,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Potosi (53820)?

The median static water level is 170 ft below ground surface (middle half of wells: 65 ft–244 ft), from 250 measurements.

Drilled depth distribution

0–50 ft 1 50–100 ft 10 100–150 ft 50 150–200 ft 28 200–300 ft 45 300–400 ft 93 400–600 ft 24 600+ ft 0
Looking at a specific property in Potosi (53820)?

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Get quotes from drillers who work in Potosi (53820)

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Part of Grant County well records.

Method: medians computed from WI DNR records (drilled water wells (well-construction reports) — geothermal loop/heat-exchange, anode, test and dry holes 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.