⟁ California Well Data field records · 2026 survey

California Well Data › Merced County

Merced County, California: well depth, water level & drilling cost

✓ 14,615 DWR records · verified 2026-08-14

214 ftmedian well depth
150 ft–310 fttypical depth range
40 ftmedian static water level
1,000 gpmmedian yield (1,657 tests)

How deep are wells in Merced County, California?

The median drilled well depth in Merced County is 214 ft, based on 12,378 wells with recorded depths in the state DWR database. Half of all wells fall between 150 ft and 310 ft; 90% are shallower than 500 ft. Wells drilled since 2016 have a median depth of 300 ft.

How much does it cost to drill a well in Merced County?

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.

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What is the static water level in Merced County?

The median static water level is 40 ft below ground surface (middle half of wells: 18 ft–84 ft), from 4,326 measurements.

How much water do wells in Merced County produce?

The median tested yield is 1,000 gpm (middle half: 150 gpm–2,036 gpm), from 1,657 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 216 50–100 ft 851 100–150 ft 1,995 150–200 ft 2,122 200–300 ft 3,580 300–400 ft 1,598 400–600 ft 1,143 600+ ft 873

Who drills wells in Merced County?

Companies by number of wells completed in this county since 2016, per filed well completion reports (California Department of Water Resources).

DrillerWells since 2016
QUALITY WELL DRILLERS INC478
CALWATER DRILLING COMPANY INC339
LIVING WATER WELL DRILLING332
MASELLIS DRILLING INC112
DOS PALOS WELL DRILLING80
MYERS BROTHERS WELL DRILLING INC58
ALLISON SIERRA39
ATWATER WELL DRILLING34

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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). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.