⟁ California Well Data field records · 2026 survey

California Well Data › San Luis Obispo County › Los Osos (93402)

Los Osos, CA (93402): well depth, water level & drilling cost

✓ 194 DWR records · San Luis Obispo County

88 ftmedian well depth
65 ft–200 fttypical depth range
22 ftmedian static water level
5 gpmmedian yield (18 tests)

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How deep are wells in and around Los Osos (93402), California?

The median drilled well depth in and around Los Osos (93402) is 88 ft, based on 24 wells with recorded depths in the state DWR database. Half fall between 65 ft and 200 ft; 90% are shallower than 270 ft.

How much does it cost to drill a well in and around Los Osos (93402)?

Applying published per-foot rates to the local median depth of 88 ft: drilling and casing alone typically runs $2,200–$5,720; a complete system including pump, pressure tank, and hookup typically runs $5,280–$8,800. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Los Osos (93402)?

The median static water level is 22 ft below ground surface (middle half of wells: 16 ft–64 ft), from 22 measurements.

Drilled depth distribution

0–50 ft 0 50–100 ft 14 100–150 ft 3 150–200 ft 0 200–300 ft 4 300–400 ft 2 400–600 ft 1 600+ ft 0
Looking at a specific property in Los Osos (93402)?

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Part of San Luis Obispo 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.