⟁ California Well Data field records · 2026 survey

California Well Data › Santa Clara County › San Jose (95128)

San Jose, CA (95128): well depth, water level & drilling cost

✓ 76 DWR records · Santa Clara County

100 ftmedian well depth
64 ft–341 fttypical depth range
218 ftmedian static water level
1,000 gpmmedian yield (5 tests)

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How deep are wells in and around San Jose (95128), California?

The median drilled well depth in and around San Jose (95128) is 100 ft, based on 23 wells with recorded depths in the state DWR database. Half fall between 64 ft and 341 ft; 90% are shallower than 786 ft.

How much does it cost to drill a well in and around San Jose (95128)?

Applying published per-foot rates to the local median depth of 100 ft: drilling and casing alone typically runs $2,500–$6,500; a complete system including pump, pressure tank, and hookup typically runs $6,000–$10,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around San Jose (95128)?

The median static water level is 218 ft below ground surface (middle half of wells: 110 ft–229 ft), from 7 measurements.

Drilled depth distribution

0–50 ft 1 50–100 ft 10 100–150 ft 4 150–200 ft 0 200–300 ft 2 300–400 ft 1 400–600 ft 1 600+ ft 4
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Part of Santa Clara 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.