⟁ California Well Data field records · 2026 survey

California Well Data › Sonoma County › Occidental (95465)

Occidental, CA (95465): well depth, water level & drilling cost

✓ 391 DWR records · Sonoma County

100 ftmedian well depth
57 ft–163 fttypical depth range
27 ftmedian static water level
4 gpmmedian yield (129 tests)

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How deep are wells in and around Occidental (95465), California?

The median drilled well depth in and around Occidental (95465) is 100 ft, based on 287 wells with recorded depths in the state DWR database. Half fall between 57 ft and 163 ft; 90% are shallower than 240 ft.

How much does it cost to drill a well in and around Occidental (95465)?

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 Occidental (95465)?

The median static water level is 27 ft below ground surface (middle half of wells: 17 ft–40 ft), from 139 measurements.

Drilled depth distribution

0–50 ft 56 50–100 ft 83 100–150 ft 57 150–200 ft 33 200–300 ft 50 300–400 ft 6 400–600 ft 2 600+ ft 0
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Part of Sonoma 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.