⟁ California Well Data field records · 2026 survey

California Well Data › Los Angeles County › Rosemead (91771)

Rosemead, CA (91771): well depth, water level & drilling cost

✓ 159 DWR records · Los Angeles County

154 ftmedian well depth
92 ft–310 fttypical depth range
—median static water level
1,580 gpmmedian yield (4 tests)

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How deep are wells in and around Rosemead (91771), California?

The median drilled well depth in and around Rosemead (91771) is 154 ft, based on 89 wells with recorded depths in the state DWR database. Half fall between 92 ft and 310 ft; 90% are shallower than 404 ft.

How much does it cost to drill a well in and around Rosemead (91771)?

Applying published per-foot rates to the local median depth of 154 ft: drilling and casing alone typically runs $3,850–$10,010; a complete system including pump, pressure tank, and hookup typically runs $9,240–$15,400. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Rosemead (91771)?

Few static water level measurements are recorded for this area.

Drilled depth distribution

0–50 ft 3 50–100 ft 24 100–150 ft 16 150–200 ft 3 200–300 ft 17 300–400 ft 14 400–600 ft 6 600+ ft 6
Looking at a specific property in Rosemead (91771)?

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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.