⟁ California Well Data field records · 2026 survey

California Well Data › Nevada County

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

✓ 23,251 DWR records · verified 2026-08-14

200 ftmedian well depth
125 ft–340 fttypical depth range
55 ftmedian static water level
12 gpmmedian yield (6,217 tests)

How deep are wells in Nevada County, California?

The median drilled well depth in Nevada County is 200 ft, based on 20,199 wells with recorded depths in the state DWR database. Half of all wells fall between 125 ft and 340 ft; 90% are shallower than 500 ft. Wells drilled since 2016 have a median depth of 320 ft.

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

Applying published per-foot rates to the local median depth of 320 ft: drilling and casing alone typically runs $8,000–$20,800; a complete system including pump, pressure tank, and hookup typically runs $19,200–$32,000. Actual quotes depend on site access, geology, and casing requirements.

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What is the static water level in Nevada County?

The median static water level is 55 ft below ground surface (middle half of wells: 30 ft–100 ft), from 4,538 measurements.

How much water do wells in Nevada County produce?

The median tested yield is 12 gpm (middle half: 5 gpm–30 gpm), from 6,217 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 155 50–100 ft 1,959 100–150 ft 4,210 150–200 ft 2,527 200–300 ft 4,113 300–400 ft 3,262 400–600 ft 2,682 600+ ft 1,291

Who drills wells in Nevada 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
PETERS DRILLING AND PUMP SERVICE1,006
GARY C TANKO WELL DRILLING INC81
DIAMOND WELL DRILLING COMPANY INC52
GREGG DRILLING LLC12
AMERICAN WELL DRILLING AND PUMP SERVICE9
MARTELL WATER SYSTEMS INC7
BRUCE MACKAY PUMP & WELL SERVICE INC6
Top Hat Well Drilling4

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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.