Arizona Well Data › La Paz County
La Paz County, Arizona: well depth, water level & drilling cost
✓ 5,865 ADWR records · verified 2026-10-12
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How deep are wells in La Paz County, Arizona?
The median drilled well depth in La Paz County is 170 ft, based on 4,908 wells with recorded depths in the state ADWR database. Half of all wells fall between 68 ft and 400 ft; 90% are shallower than 700 ft. Wells drilled since 2016 have a median depth of 316 ft.
How much does it cost to drill a well in La Paz County?
Applying published per-foot rates to the local median depth of 316 ft: drilling and casing alone typically runs $7,900–$20,540; a complete system including pump, pressure tank, and hookup typically runs $18,960–$31,600. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in La Paz County?
The median static water level is 90 ft below ground surface (middle half of wells: 40 ft–212 ft), from 4,472 measurements.
How much water do wells in La Paz County produce?
The median tested yield is 19 gpm (middle half: 10 gpm–30 gpm), from 2,987 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
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Well records by ZIP code in La Paz County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Quartzsite (85359) — 1,960 wells, median 70 ft
- Bouse (85325) — 1,035 wells, median 176 ft
- Salome (85348) — 904 wells, median 484 ft
- Parker (85344) — 416 wells, median 60 ft
- Ehrenberg (85334) — 225 wells, median 73 ft
- Cibola (85328) — 207 wells, median 30 ft
- Poston (85371) — 101 wells, median 368 ft
- Lake Havasu City (86406) — 101 wells, median 77 ft
- Wenden (85357) — 67 wells, median 500 ft
Method: medians computed from ADWR records (ADWR registered wells, excluding the 51,744 registrations the department has cancelled; depths 0-5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.