⟁ Wisconsin Well Data field records · 2026 survey

Wisconsin Well Data › Dunn County

Dunn County, Wisconsin: well depth, water level & drilling cost

✓ 8,897 WI DNR records · verified 2026-06-30

100 ftmedian well depth
77 ft–135 fttypical depth range
50 ftmedian static water level
15 gpmmedian yield (5,645 tests)

How deep are wells in Dunn County, Wisconsin?

The median drilled well depth in Dunn County is 100 ft, based on 5,793 wells with recorded depths in the state WI DNR database. Half of all wells fall between 77 ft and 135 ft; 90% are shallower than 170 ft. Wells drilled since 2016 have a median depth of 105 ft.

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

Applying published per-foot rates to the local median depth of 105 ft: drilling and casing alone typically runs $2,625–$6,825; a complete system including pump, pressure tank, and hookup typically runs $6,300–$10,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Dunn County?

The median static water level is 50 ft below ground surface (middle half of wells: 28 ft–75 ft), from 5,722 measurements.

How much water do wells in Dunn County produce?

The median tested yield is 15 gpm (middle half: 12 gpm–18 gpm), from 5,645 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 496 50–100 ft 1,935 100–150 ft 2,412 150–200 ft 563 200–300 ft 301 300–400 ft 72 400–600 ft 13 600+ ft 1

Who drills wells in Dunn County?

Companies by number of wells completed in this county since 2016, per filed well construction reports (Wisconsin DNR).

DrillerWells since 2016
J & K PUMP & WELL SERVICE220
PELKE PLBG & WELL DRLG INC161
MIDWEST WELL DRILLING & HYDROFRACKING LLC150
FEDIE, DONALD S136
OLSON KEN WELL DRLG & PUMP SER INC91
DAHL WELL DRILLING LLC87
OIUM, KELLY WELL DRILLING INC59
H2O WELL DRILLING & PUMP SERVICE50

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Looking at a specific property in Dunn County?

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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). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.