⟁ California Well Data field records · 2026 survey

California Well Data › San Diego County › Guatay (91931)

Guatay, CA (91931): well depth, water level & drilling cost

✓ 112 DWR records · San Diego County

368 ftmedian well depth
260 ft–529 fttypical depth range
63 ftmedian static water level
38 gpmmedian yield (93 tests)

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How deep are wells in and around Guatay (91931), California?

The median drilled well depth in and around Guatay (91931) is 368 ft, based on 94 wells with recorded depths in the state DWR database. Half fall between 260 ft and 529 ft; 90% are shallower than 688 ft.

How much does it cost to drill a well in and around Guatay (91931)?

Applying published per-foot rates to the local median depth of 368 ft: drilling and casing alone typically runs $9,200–$23,920; a complete system including pump, pressure tank, and hookup typically runs $22,080–$36,800. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Guatay (91931)?

The median static water level is 63 ft below ground surface (middle half of wells: 32 ft–113 ft), from 24 measurements.

Drilled depth distribution

0–50 ft 1 50–100 ft 1 100–150 ft 6 150–200 ft 4 200–300 ft 19 300–400 ft 18 400–600 ft 27 600+ ft 18
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Part of San Diego 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.