⟁ Wisconsin Well Data field records · 2026 survey

Wisconsin Well Data › Washington County

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

✓ 21,770 WI DNR records · verified 2026-06-30

172 ftmedian well depth
119 ft–225 fttypical depth range
42 ftmedian static water level
18 gpmmedian yield (10,360 tests)

How deep are wells in Washington County, Wisconsin?

The median drilled well depth in Washington County is 172 ft, based on 10,662 wells with recorded depths in the state WI DNR database. Half of all wells fall between 119 ft and 225 ft; 90% are shallower than 290 ft. Wells drilled since 2016 have a median depth of 176 ft.

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

Applying published per-foot rates to the local median depth of 176 ft: drilling and casing alone typically runs $4,400–$11,440; a complete system including pump, pressure tank, and hookup typically runs $10,560–$17,600. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Washington County?

The median static water level is 42 ft below ground surface (middle half of wells: 23 ft–75 ft), from 10,458 measurements.

How much water do wells in Washington County produce?

The median tested yield is 18 gpm (middle half: 15 gpm–25 gpm), from 10,360 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 325 50–100 ft 1,543 100–150 ft 2,251 150–200 ft 2,520 200–300 ft 3,067 300–400 ft 743 400–600 ft 174 600+ ft 39

Who drills wells in Washington County?

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

DrillerWells since 2016
SAM'S WELL DRILLING INC572
STEFFES, DANIEL J198
ROSCHI BROS WELL DRLG & PUMP INC147
4-D WATER WELL & PUMP SERVICE LLC142
GROTH WATER WELLS INC119
DANIEL J STEFFES88
HERR WELL DRILLING INC71
SWEENEY, KENNETH R58

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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.