⟁ California Well Data field records · 2026 survey

California Well Data › Santa Clara County › Sunnyvale (94088)

Sunnyvale, CA (94088): well depth, water level & drilling cost

✓ 299 DWR records · Santa Clara County

56 ftmedian well depth
26 ft–82 fttypical depth range
199 ftmedian static water level
150 gpmmedian yield (1 tests)

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How deep are wells in and around Sunnyvale (94088), California?

The median drilled well depth in and around Sunnyvale (94088) is 56 ft, based on 121 wells with recorded depths in the state DWR database. Half fall between 26 ft and 82 ft; 90% are shallower than 300 ft.

How much does it cost to drill a well in and around Sunnyvale (94088)?

Applying published per-foot rates to the local median depth of 56 ft: drilling and casing alone typically runs $1,400–$3,640; a complete system including pump, pressure tank, and hookup typically runs $3,360–$5,600. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Sunnyvale (94088)?

The median static water level is 199 ft below ground surface (middle half of wells: 190 ft–209 ft), from 6 measurements.

Drilled depth distribution

0–50 ft 48 50–100 ft 49 100–150 ft 6 150–200 ft 2 200–300 ft 0 300–400 ft 11 400–600 ft 3 600+ ft 2
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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.