Wisconsin Well Data › Green County
Green County, Wisconsin: well depth, water level & drilling cost
✓ 6,798 WI DNR records · verified 2026-09-28
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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.
Drilled depth distribution
Who drills wells in Green County?
Companies by number of wells completed in this county since 2016, per filed well construction reports (Wisconsin DNR).
| Driller | Wells since 2016 |
|---|---|
| SAM'S WELL DRILLING INC | 420 |
| LOVELACE WELL DRILLING INC | 207 |
| NIFFENEGGER WELL & PUMP INC | 98 |
| SAM'S WELL DRILLING | 67 |
| BLOYER WELL & PUMP CO INC | 25 |
| FAHERTY, JEFFERY A | 8 |
| THOMPSON, NICHOLAS R | 5 |
| WEBSTER BRAD & SONS DRILLING INC | 4 |
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Well records by ZIP code in Green County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Monroe (53566) — 1,124 wells, median 200 ft
- Belleville (53508) — 1,082 wells, median 143 ft
- New Glarus (53574) — 1,049 wells, median 225 ft
- Brodhead (53520) — 804 wells, median 115 ft
- Albany (53502) — 795 wells, median 144 ft
- Blanchardville (53516) — 772 wells, median 220 ft
- Monticello (53570) — 656 wells, median 181 ft
- Juda (53550) — 558 wells, median 163 ft
- Browntown (53522) — 451 wells, median 175 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.