⟁ Arizona Well Data field records · 2026 survey

Arizona Well Data › Pinal County › Maricopa (85139)

Maricopa, AZ (85139): well depth, water level & drilling cost

✓ 1,299 ADWR records · Pinal County

700 ftmedian well depth
520 ft–880 fttypical depth range
440 ftmedian static water level
18 gpmmedian yield (541 tests)

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How deep are wells in and around Maricopa (85139), Arizona?

The median drilled well depth in and around Maricopa (85139) is 700 ft, based on 1,142 wells with recorded depths in the state ADWR database. Half fall between 520 ft and 880 ft; 90% are shallower than 1,000 ft.

How much does it cost to drill a well in and around Maricopa (85139)?

Applying published per-foot rates to the local median depth of 700 ft: drilling and casing alone typically runs $17,500–$45,500; a complete system including pump, pressure tank, and hookup typically runs $42,000–$70,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Maricopa (85139)?

The median static water level is 440 ft below ground surface (middle half of wells: 333 ft–600 ft), from 1,027 measurements.

Drilled depth distribution

0–50 ft 3 50–100 ft 10 100–150 ft 4 150–200 ft 2 200–300 ft 42 300–400 ft 35 400–600 ft 290 600+ ft 756
Looking at a specific property in Maricopa (85139)?

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Part of Pinal County well records.

Method: medians computed from ADWR records (ADWR registered wells, excluding the 51,744 registrations the department has cancelled; depths 0-5,000 ft), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.