⟁ California Well Data field records · 2026 survey

California Well Data › Calaveras County › Altaville (95221)

Altaville, CA (95221): well depth, water level & drilling cost

✓ 207 DWR records · Calaveras County

300 ftmedian well depth
200 ft–460 fttypical depth range
67 ftmedian static water level
25 gpmmedian yield (73 tests)

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How deep are wells in and around Altaville (95221), California?

The median drilled well depth in and around Altaville (95221) is 300 ft, based on 158 wells with recorded depths in the state DWR database. Half fall between 200 ft and 460 ft; 90% are shallower than 580 ft.

How much does it cost to drill a well in and around Altaville (95221)?

Applying published per-foot rates to the local median depth of 300 ft: drilling and casing alone typically runs $7,500–$19,500; a complete system including pump, pressure tank, and hookup typically runs $18,000–$30,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Altaville (95221)?

The median static water level is 67 ft below ground surface (middle half of wells: 30 ft–91 ft), from 60 measurements.

Drilled depth distribution

0–50 ft 1 50–100 ft 6 100–150 ft 8 150–200 ft 13 200–300 ft 41 300–400 ft 33 400–600 ft 42 600+ ft 14
Looking at a specific property in Altaville (95221)?

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Part of Calaveras 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.