⟁ California Well Data field records · 2026 survey

California Well Data › Alameda County › San Lorenzo (94580)

San Lorenzo, CA (94580): well depth, water level & drilling cost

✓ 246 DWR records · Alameda County

34 ftmedian well depth
15 ft–89 fttypical depth range
13 ftmedian static water level
50 gpmmedian yield (8 tests)

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How deep are wells in and around San Lorenzo (94580), California?

The median drilled well depth in and around San Lorenzo (94580) is 34 ft, based on 129 wells with recorded depths in the state DWR database. Half fall between 15 ft and 89 ft; 90% are shallower than 206 ft.

How much does it cost to drill a well in and around San Lorenzo (94580)?

Applying published per-foot rates to the local median depth of 34 ft: drilling and casing alone typically runs $850–$2,210; a complete system including pump, pressure tank, and hookup typically runs $2,040–$3,400. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around San Lorenzo (94580)?

The median static water level is 13 ft below ground surface (middle half of wells: 9 ft–13 ft), from 34 measurements.

Drilled depth distribution

0–50 ft 75 50–100 ft 27 100–150 ft 8 150–200 ft 4 200–300 ft 8 300–400 ft 0 400–600 ft 4 600+ ft 3
Looking at a specific property in San Lorenzo (94580)?

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Part of Alameda 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.