Wisconsin Well Data › Clark County
Clark County, Wisconsin: well depth, water level & drilling cost
✓ 8,097 WI DNR records · verified 2026-09-28
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How deep are wells in Clark County, Wisconsin?
The median drilled well depth in Clark County is 95 ft, based on 4,819 wells with recorded depths in the state WI DNR database. Half of all wells fall between 62 ft and 160 ft; 90% are shallower than 220 ft. Wells drilled since 2016 have a median depth of 100 ft.
How much does it cost to drill a well in Clark County?
Applying published per-foot rates to the local median depth of 100 ft: drilling and casing alone typically runs $2,500–$6,500; a complete system including pump, pressure tank, and hookup typically runs $6,000–$10,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Clark County?
The median static water level is 19 ft below ground surface (middle half of wells: 12 ft–30 ft), from 4,803 measurements.
How much water do wells in Clark County produce?
The median tested yield is 10 gpm (middle half: 5 gpm–12 gpm), from 4,756 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Clark County?
Companies by number of wells completed in this county since 2016, per filed well construction reports (Wisconsin DNR).
| Driller | Wells since 2016 |
|---|---|
| BRUNNER WELL DRILLING LLC | 248 |
| MIDWEST WELL DRILLING & HYDROFRACKING LLC | 156 |
| ALL AMERICAN WELL & PUMP | 128 |
| HAUPT WELL DRLG INC | 93 |
| MIDWEST HYDROFRACKING LLC | 86 |
| HEEG WELL AND PUMP LLC | 55 |
| H2O WELL DRILLING & PUMP SERVICE LLC | 52 |
| H2O WELL DRILLING & PUMP SERVICE | 39 |
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Well records by ZIP code in Clark County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Neillsville (54456) — 1,251 wells, median 130 ft
- Chili (54420) — 763 wells, median 80 ft
- Granton (54436) — 758 wells, median 102 ft
- Thorp (54771) — 746 wells, median 95 ft
- Greenwood (54437) — 644 wells, median 95 ft
- Unity (54488) — 641 wells, median 100 ft
- Willard (54493) — 577 wells, median 85 ft
- Loyal (54446) — 533 wells, median 84 ft
- Withee (54498) — 497 wells, median 93 ft
- Dorchester (54425) — 483 wells, median 80 ft
- Curtiss (54422) — 395 wells, median 89 ft
- Owen (54460) — 354 wells, median 82 ft
- Humbird (54746) — 280 wells, median 78 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.