⟁ California Well Data field records · 2026 survey

California Well Data › Solano County › Rio Vista (94571)

Rio Vista, CA (94571): well depth, water level & drilling cost

✓ 268 DWR records · Solano County

200 ftmedian well depth
135 ft–310 fttypical depth range
20 ftmedian static water level
120 gpmmedian yield (12 tests)

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How deep are wells in and around Rio Vista (94571), California?

The median drilled well depth in and around Rio Vista (94571) is 200 ft, based on 145 wells with recorded depths in the state DWR database. Half fall between 135 ft and 310 ft; 90% are shallower than 552 ft.

How much does it cost to drill a well in and around Rio Vista (94571)?

Applying published per-foot rates to the local median depth of 200 ft: drilling and casing alone typically runs $5,000–$13,000; a complete system including pump, pressure tank, and hookup typically runs $12,000–$20,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Rio Vista (94571)?

The median static water level is 20 ft below ground surface (middle half of wells: 10 ft–40 ft), from 25 measurements.

Drilled depth distribution

0–50 ft 17 50–100 ft 5 100–150 ft 22 150–200 ft 28 200–300 ft 26 300–400 ft 18 400–600 ft 16 600+ ft 13
Looking at a specific property in Rio Vista (94571)?

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Part of Solano 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.