Arizona Well Data › Yuma County
Yuma County, Arizona: well depth, water level & drilling cost
✓ 10,445 ADWR records · verified 2026-10-12
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How deep are wells in Yuma County, Arizona?
The median drilled well depth in Yuma County is 161 ft, based on 8,531 wells with recorded depths in the state ADWR database. Half of all wells fall between 70 ft and 210 ft; 90% are shallower than 310 ft. Wells drilled since 2016 have a median depth of 191 ft.
How much does it cost to drill a well in Yuma County?
Applying published per-foot rates to the local median depth of 191 ft: drilling and casing alone typically runs $4,775–$12,415; a complete system including pump, pressure tank, and hookup typically runs $11,460–$19,100. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Yuma County?
The median static water level is 54 ft below ground surface (middle half of wells: 15 ft–75 ft), from 8,008 measurements.
How much water do wells in Yuma County produce?
The median tested yield is 26 gpm (middle half: 20 gpm–200 gpm), from 3,902 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
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Well records by ZIP code in Yuma County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Yuma (85366) — 3,141 wells, median 200 ft
- Yuma (85364) — 2,047 wells, median 75 ft
- Yuma (85365) — 1,504 wells, median 130 ft
- Dateland (85333) — 609 wells, median 250 ft
- Wellton (85356) — 563 wells, median 132 ft
- Somerton (85350) — 549 wells, median 163 ft
- Yuma (85369) — 547 wells, median 50 ft
- Yuma (85367) — 307 wells, median 220 ft
- Tacna (85352) — 207 wells, median 258 ft
- Roll (85347) — 203 wells, median 100 ft
- Gadsden (85336) — 170 wells, median 160 ft
- San Luis (85349) — 115 wells, median 240 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.