Kansas Well Data › Johnson County
Johnson County, Kansas: well depth, water level & drilling cost
✓ 457 KGS records · verified 2026-09-22
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How deep are wells in Johnson County, Kansas?
The median drilled well depth in Johnson County is 89 ft, based on 457 wells with recorded depths in the state KGS database. Half of all wells fall between 35 ft and 150 ft; 90% are shallower than 235 ft. Wells drilled since 2016 have a median depth of 80 ft.
How much does it cost to drill a well in Johnson County?
Applying published per-foot rates to the local median depth of 89 ft: drilling and casing alone typically runs $2,225–$5,785; a complete system including pump, pressure tank, and hookup typically runs $5,340–$8,900. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Johnson County?
The median static water level is 23 ft below ground surface (middle half of wells: 12 ft–36 ft), from 371 measurements.
How much water do wells in Johnson County produce?
The median tested yield is 4 gpm (middle half: 2 gpm–15 gpm), from 233 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Johnson County?
Contractors by number of wells completed in this county since 2016, per WWC-5 water well records filed with the Kansas Geological Survey.
| Driller | Wells since 2016 |
|---|---|
| Evans Energy Development, Inc. | 11 |
| Layne-Christensen Co. | 10 |
| Matty Yoakum Well Drlg & Pump | 9 |
| Yoakum Well Drilling, LLC | 7 |
| Evans Energy Development #1011 | 7 |
| Jesse Yoakum Well Drilling | 6 |
| Evans Energy | 6 |
| Haupt Construction Co. | 4 |
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Well records by ZIP code in Johnson County
Median depth, water level, and yield for each ZIP code with recorded wells.
- De Soto (66018) — 89 wells, median 56 ft
Method: medians computed from KGS records (WWC-5 water well records; monitoring, environmental, geothermal and test 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.