⟁ California Well Data field records · 2026 survey

California Well Data › Contra Costa County › Brentwood (94513)

Brentwood, CA (94513): well depth, water level & drilling cost

✓ 688 DWR records · Contra Costa County

152 ftmedian well depth
110 ft–220 fttypical depth range
33 ftmedian static water level
50 gpmmedian yield (71 tests)

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How deep are wells in and around Brentwood (94513), California?

The median drilled well depth in and around Brentwood (94513) is 152 ft, based on 521 wells with recorded depths in the state DWR database. Half fall between 110 ft and 220 ft; 90% are shallower than 300 ft.

How much does it cost to drill a well in and around Brentwood (94513)?

Applying published per-foot rates to the local median depth of 152 ft: drilling and casing alone typically runs $3,800–$9,880; a complete system including pump, pressure tank, and hookup typically runs $9,120–$15,200. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Brentwood (94513)?

The median static water level is 33 ft below ground surface (middle half of wells: 24 ft–47 ft), from 272 measurements.

Drilled depth distribution

0–50 ft 15 50–100 ft 79 100–150 ft 154 150–200 ft 90 200–300 ft 124 300–400 ft 48 400–600 ft 8 600+ ft 3
Looking at a specific property in Brentwood (94513)?

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Part of Contra Costa 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.