Arizona Well Data › Cochise County

Cochise County, Arizona: well depth, water level & drilling cost

Name: Cochise County, Arizona water well statistics
Creator: Arizona Well Data
License: https://creativecommons.org/licenses/by/4.0/

✓ 26,142 ADWR records · verified 2026-10-12

300 ftmedian well depth

160 ft–500 fttypical depth range

130 ftmedian static water level

25 gpmmedian yield (13,166 tests)

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How deep are wells in Cochise County, Arizona?

The median drilled well depth in Cochise County is 300 ft, based on 22,117 wells with recorded depths in the state ADWR database. Half of all wells fall between 160 ft and 500 ft; 90% are shallower than 733 ft. Wells drilled since 2016 have a median depth of 609 ft.

How much does it cost to drill a well in Cochise County?

Applying published per-foot rates to the local median depth of 609 ft: drilling and casing alone typically runs $15,225–$39,585; a complete system including pump, pressure tank, and hookup typically runs $36,540–$60,900. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Cochise County?

The median static water level is 130 ft below ground surface (middle half of wells: 62 ft–250 ft), from 20,133 measurements.

How much water do wells in Cochise County produce?

The median tested yield is 25 gpm (middle half: 12 gpm–100 gpm), from 13,166 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 849 50–100 ft 1,575 100–150 ft 2,414 150–200 ft 1,916 200–300 ft 3,989 300–400 ft 3,474 400–600 ft 3,995 600+ ft 3,905

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Well records by ZIP code in Cochise County

Median depth, water level, and yield for each ZIP code with recorded wells.

Willcox (85644) — 2,187 wells, median 100 ft
Hereford (85615) — 2,122 wells, median 240 ft
Sierra Vista (85650) — 1,983 wells, median 250 ft
Benson (85602) — 1,696 wells, median 420 ft
Cochise (85606) — 1,624 wells, median 326 ft
Saint David (85630) — 1,533 wells, median 370 ft
Elfrida (85610) — 1,403 wells, median 316 ft
Willcox (85643) — 1,354 wells, median 403 ft
Fort Huachuca (85670) — 1,318 wells, median 492 ft
Pearce (85625) — 1,245 wells, median 450 ft
Douglas (85608) — 1,146 wells, median 200 ft
Dragoon (85609) — 801 wells, median 600 ft
San Simon (85632) — 796 wells, median 260 ft
Mc Neal (85617) — 759 wells, median 225 ft
Bowie (85605) — 697 wells, median 400 ft
Huachuca City (85616) — 651 wells, median 330 ft
Bisbee (85603) — 640 wells, median 330 ft
Pomerene (85627) — 602 wells, median 245 ft
Sierra Vista (85636) — 496 wells, median 160 ft
Tombstone (85638) — 492 wells, median 400 ft
Sierra Vista (85635) — 347 wells, median 320 ft
Naco (85620) — 319 wells, median 285 ft
Fort Huachuca (85613) — 187 wells, median 173 ft
Pirtleville (85626) — 183 wells, median 180 ft
Douglas (85607) — 121 wells, median 300 ft
Douglas (85655) — 75 wells, median 75 ft
Sierra Vista (85671) — 74 wells, median 410 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.