⟁ California Well Data field records · 2026 survey

California Well Data › Tuolumne County › Twain Harte (95383)

Twain Harte, CA (95383): well depth, water level & drilling cost

✓ 339 DWR records · Tuolumne County

340 ftmedian well depth
225 ft–500 fttypical depth range
75 ftmedian static water level
20 gpmmedian yield (101 tests)

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How deep are wells in and around Twain Harte (95383), California?

The median drilled well depth in and around Twain Harte (95383) is 340 ft, based on 318 wells with recorded depths in the state DWR database. Half fall between 225 ft and 500 ft; 90% are shallower than 677 ft.

How much does it cost to drill a well in and around Twain Harte (95383)?

Applying published per-foot rates to the local median depth of 340 ft: drilling and casing alone typically runs $8,500–$22,100; a complete system including pump, pressure tank, and hookup typically runs $20,400–$34,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Twain Harte (95383)?

The median static water level is 75 ft below ground surface (middle half of wells: 45 ft–120 ft), from 78 measurements.

Drilled depth distribution

0–50 ft 1 50–100 ft 14 100–150 ft 16 150–200 ft 25 200–300 ft 60 300–400 ft 68 400–600 ft 83 600+ ft 51
Looking at a specific property in Twain Harte (95383)?

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Part of Tuolumne 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.