⟁ California Well Data field records · 2026 survey

California Well Data › San Bernardino County › Twentynine Palms (92278)

Twentynine Palms, CA (92278): well depth, water level & drilling cost

✓ 228 DWR records · San Bernardino County

323 ftmedian well depth
220 ft–420 fttypical depth range
220 ftmedian static water level
18 gpmmedian yield (67 tests)

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How deep are wells in and around Twentynine Palms (92278), California?

The median drilled well depth in and around Twentynine Palms (92278) is 323 ft, based on 177 wells with recorded depths in the state DWR database. Half fall between 220 ft and 420 ft; 90% are shallower than 518 ft.

How much does it cost to drill a well in and around Twentynine Palms (92278)?

Applying published per-foot rates to the local median depth of 323 ft: drilling and casing alone typically runs $8,075–$20,995; a complete system including pump, pressure tank, and hookup typically runs $19,380–$32,300. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Twentynine Palms (92278)?

The median static water level is 220 ft below ground surface (middle half of wells: 152 ft–280 ft), from 41 measurements.

Drilled depth distribution

0–50 ft 0 50–100 ft 2 100–150 ft 20 150–200 ft 8 200–300 ft 47 300–400 ft 39 400–600 ft 51 600+ ft 10
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Part of San Bernardino County well records.

Method: medians computed from DWR records (filed well completion reports, water-supply uses only (destruction, repair and monitoring wells excluded); 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.