⟁ California Well Data field records · 2026 survey

California Well Data › San Diego County › Spring Valley (91978)

Spring Valley, CA (91978): well depth, water level & drilling cost

✓ 102 DWR records · San Diego County

200 ftmedian well depth
85 ft–552 fttypical depth range
40 ftmedian static water level
33 gpmmedian yield (42 tests)

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How deep are wells in and around Spring Valley (91978), California?

The median drilled well depth in and around Spring Valley (91978) is 200 ft, based on 69 wells with recorded depths in the state DWR database. Half fall between 85 ft and 552 ft; 90% are shallower than 830 ft.

How much does it cost to drill a well in and around Spring Valley (91978)?

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 Spring Valley (91978)?

The median static water level is 40 ft below ground surface (middle half of wells: 30 ft–90 ft), from 19 measurements.

Drilled depth distribution

0–50 ft 8 50–100 ft 12 100–150 ft 4 150–200 ft 5 200–300 ft 14 300–400 ft 3 400–600 ft 8 600+ ft 15
Looking at a specific property in Spring Valley (91978)?

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Get quotes from drillers who work in Spring Valley (91978)

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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.