⟁ Wisconsin Well Data field records · 2026 survey

Wisconsin Well Data › Green County

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

✓ 6,798 WI DNR records · verified 2026-06-30

176 ftmedian well depth
130 ft–222 fttypical depth range
70 ftmedian static water level
20 gpmmedian yield (4,252 tests)

How deep are wells in Green County, Wisconsin?

The median drilled well depth in Green County is 176 ft, based on 4,328 wells with recorded depths in the state WI DNR database. Half of all wells fall between 130 ft and 222 ft; 90% are shallower than 252 ft. Wells drilled since 2016 have a median depth of 180 ft.

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

Applying published per-foot rates to the local median depth of 180 ft: drilling and casing alone typically runs $4,500–$11,700; a complete system including pump, pressure tank, and hookup typically runs $10,800–$18,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Green County?

The median static water level is 70 ft below ground surface (middle half of wells: 25 ft–117 ft), from 4,283 measurements.

How much water do wells in Green County produce?

The median tested yield is 20 gpm (middle half: 15 gpm–20 gpm), from 4,252 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 28 50–100 ft 324 100–150 ft 1,148 150–200 ft 1,151 200–300 ft 1,573 300–400 ft 98 400–600 ft 4 600+ ft 2

Who drills wells in Green 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 INC420
LOVELACE WELL DRILLING INC207
NIFFENEGGER WELL & PUMP INC98
SAM'S WELL DRILLING67
BLOYER WELL & PUMP CO INC25
FAHERTY, JEFFERY A8
THOMPSON, NICHOLAS R5
WEBSTER BRAD & SONS DRILLING INC4

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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.