⟁ California Well Data field records · 2026 survey

California Well Data › Inyo County

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

✓ 2,215 DWR records · verified 2026-08-14

152 ftmedian well depth
100 ft–300 fttypical depth range
32 ftmedian static water level
60 gpmmedian yield (1,036 tests)

How deep are wells in Inyo County, California?

The median drilled well depth in Inyo County is 152 ft, based on 1,694 wells with recorded depths in the state DWR database. Half of all wells fall between 100 ft and 300 ft; 90% are shallower than 475 ft. Wells drilled since 2016 have a median depth of 195 ft.

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

Applying published per-foot rates to the local median depth of 195 ft: drilling and casing alone typically runs $4,875–$12,675; a complete system including pump, pressure tank, and hookup typically runs $11,700–$19,500. Actual quotes depend on site access, geology, and casing requirements.

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What is the static water level in Inyo County?

The median static water level is 32 ft below ground surface (middle half of wells: 16 ft–70 ft), from 554 measurements.

How much water do wells in Inyo County produce?

The median tested yield is 60 gpm (middle half: 30 gpm–125 gpm), from 1,036 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 153 50–100 ft 206 100–150 ft 428 150–200 ft 261 200–300 ft 217 300–400 ft 154 400–600 ft 192 600+ ft 83

Who drills wells in Inyo 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
BRUCE MACKAY PUMP & WELL SERVICE INC24
GREGG DRILLING & TESTING INC17
MARANATHA DRILLING AND PUMP SERVICE17
BEST DRILLING AND PUMP INC7
GARRISON BROTHERS WELL SERVICE5
GREAT BASIN DRILLING4
WELSCO CORP4
BOETSCH WELL DRILLING AND PUMP SERVICE3

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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.