⟁ California Well Data field records · 2026 survey

California Well Data › Los Angeles County › Pomona (91768)

Pomona, CA (91768): well depth, water level & drilling cost

✓ 68 DWR records · Los Angeles County

231 ftmedian well depth
188 ft–348 fttypical depth range
—median static water level
280 gpmmedian yield (4 tests)

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How deep are wells in and around Pomona (91768), California?

The median drilled well depth in and around Pomona (91768) is 231 ft, based on 43 wells with recorded depths in the state DWR database. Half fall between 188 ft and 348 ft; 90% are shallower than 590 ft.

How much does it cost to drill a well in and around Pomona (91768)?

Applying published per-foot rates to the local median depth of 231 ft: drilling and casing alone typically runs $5,775–$15,015; a complete system including pump, pressure tank, and hookup typically runs $13,860–$23,100. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Pomona (91768)?

Few static water level measurements are recorded for this area.

Drilled depth distribution

0–50 ft 0 50–100 ft 2 100–150 ft 3 150–200 ft 10 200–300 ft 14 300–400 ft 7 400–600 ft 2 600+ ft 5
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Part of Los Angeles 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.