⟁ California Well Data field records · 2026 survey

California Well Data › Fresno County › Riverdale (93656)

Riverdale, CA (93656): well depth, water level & drilling cost

✓ 1,540 DWR records · Fresno County

310 ftmedian well depth
160 ft–490 fttypical depth range
120 ftmedian static water level
100 gpmmedian yield (234 tests)

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How deep are wells in and around Riverdale (93656), California?

The median drilled well depth in and around Riverdale (93656) is 310 ft, based on 1,345 wells with recorded depths in the state DWR database. Half fall between 160 ft and 490 ft; 90% are shallower than 560 ft.

How much does it cost to drill a well in and around Riverdale (93656)?

Applying published per-foot rates to the local median depth of 500 ft: drilling and casing alone typically runs $12,500–$32,500; a complete system including pump, pressure tank, and hookup typically runs $30,000–$50,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Riverdale (93656)?

The median static water level is 120 ft below ground surface (middle half of wells: 20 ft–176 ft), from 484 measurements.

Drilled depth distribution

0–50 ft 52 50–100 ft 217 100–150 ft 55 150–200 ft 84 200–300 ft 234 300–400 ft 162 400–600 ft 434 600+ ft 107
Looking at a specific property in Riverdale (93656)?

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Part of Fresno 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.