⟁ California Well Data field records · 2026 survey

California Well Data › Lake County › Clearlake Oaks (95423)

Clearlake Oaks, CA (95423): well depth, water level & drilling cost

✓ 261 DWR records · Lake County

150 ftmedian well depth
99 ft–236 fttypical depth range
69 ftmedian static water level
25 gpmmedian yield (150 tests)

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How deep are wells in and around Clearlake Oaks (95423), California?

The median drilled well depth in and around Clearlake Oaks (95423) is 150 ft, based on 259 wells with recorded depths in the state DWR database. Half fall between 99 ft and 236 ft; 90% are shallower than 341 ft.

How much does it cost to drill a well in and around Clearlake Oaks (95423)?

Applying published per-foot rates to the local median depth of 150 ft: drilling and casing alone typically runs $3,750–$9,750; a complete system including pump, pressure tank, and hookup typically runs $9,000–$15,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Clearlake Oaks (95423)?

The median static water level is 69 ft below ground surface (middle half of wells: 31 ft–79 ft), from 14 measurements.

Drilled depth distribution

0–50 ft 21 50–100 ft 44 100–150 ft 62 150–200 ft 40 200–300 ft 56 300–400 ft 24 400–600 ft 11 600+ ft 1
Looking at a specific property in Clearlake Oaks (95423)?

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Part of Lake 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.