⟁ California Well Data field records · 2026 survey

California Well Data › Orange County › Rancho Santa Margarita (92688)

Rancho Santa Margarita, CA (92688): well depth, water level & drilling cost

✓ 115 DWR records · Orange County

300 ftmedian well depth
240 ft–360 fttypical depth range
89 ftmedian static water level
30 gpmmedian yield (83 tests)

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How deep are wells in and around Rancho Santa Margarita (92688), California?

The median drilled well depth in and around Rancho Santa Margarita (92688) is 300 ft, based on 99 wells with recorded depths in the state DWR database. Half fall between 240 ft and 360 ft; 90% are shallower than 412 ft.

How much does it cost to drill a well in and around Rancho Santa Margarita (92688)?

Applying published per-foot rates to the local median depth of 300 ft: drilling and casing alone typically runs $7,500–$19,500; a complete system including pump, pressure tank, and hookup typically runs $18,000–$30,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Rancho Santa Margarita (92688)?

The median static water level is 89 ft below ground surface (middle half of wells: 50 ft–136 ft), from 37 measurements.

Drilled depth distribution

0–50 ft 1 50–100 ft 2 100–150 ft 9 150–200 ft 2 200–300 ft 33 300–400 ft 35 400–600 ft 13 600+ ft 4
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Part of Orange 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.