Wisconsin Well Data › Ozaukee County
Ozaukee County, Wisconsin: well depth, water level & drilling cost
✓ 12,997 WI DNR records · verified 2026-09-28
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How deep are wells in Ozaukee County, Wisconsin?
The median drilled well depth in Ozaukee County is 185 ft, based on 4,787 wells with recorded depths in the state WI DNR database. Half of all wells fall between 145 ft and 242 ft; 90% are shallower than 319 ft. Wells drilled since 2016 have a median depth of 182 ft.
How much does it cost to drill a well in Ozaukee County?
Applying published per-foot rates to the local median depth of 182 ft: drilling and casing alone typically runs $4,550–$11,830; a complete system including pump, pressure tank, and hookup typically runs $10,920–$18,200. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Ozaukee County?
The median static water level is 40 ft below ground surface (middle half of wells: 24 ft–68 ft), from 4,742 measurements.
How much water do wells in Ozaukee County produce?
The median tested yield is 15 gpm (middle half: 12 gpm–20 gpm), from 4,689 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Ozaukee County?
Companies by number of wells completed in this county since 2016, per filed well construction reports (Wisconsin DNR).
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Well records by ZIP code in Ozaukee County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Mequon (53092) — 3,848 wells, median 235 ft
- Cedarburg (53012) — 2,292 wells, median 165 ft
- Grafton (53024) — 2,079 wells, median 184 ft
- Mequon (53097) — 1,055 wells, median 200 ft
- Saukville (53080) — 796 wells, median 165 ft
- Fredonia (53021) — 787 wells, median 183 ft
- Belgium (53004) — 587 wells, median 162 ft
- Port Washington (53074) — 551 wells, median 186 ft
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.