California Well Data › Amador County
Amador County, California: well depth, water level & drilling cost
✓ 7,677 DWR records · verified 2026-10-02
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How deep are wells in Amador County, California?
The median drilled well depth in Amador County is 270 ft, based on 6,349 wells with recorded depths in the state DWR database. Half of all wells fall between 185 ft and 380 ft; 90% are shallower than 500 ft. Wells drilled since 2016 have a median depth of 340 ft.
How much does it cost to drill a well in Amador County?
Applying published per-foot rates to the local median depth of 340 ft: drilling and casing alone typically runs $8,500–$22,100; a complete system including pump, pressure tank, and hookup typically runs $20,400–$34,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Amador County?
The median static water level is 65 ft below ground surface (middle half of wells: 38 ft–110 ft), from 2,847 measurements.
How much water do wells in Amador County produce?
The median tested yield is 15 gpm (middle half: 7 gpm–35 gpm), from 3,386 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Amador County?
Companies by number of wells completed in this county since 2016, per filed well completion reports (California Department of Water Resources).
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Well records by ZIP code in Amador County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Pine Grove (95665) — 1,892 wells, median 240 ft
- Volcano (95689) — 1,377 wells, median 260 ft
- Pioneer (95666) — 639 wells, median 245 ft
- Drytown (95699) — 558 wells, median 340 ft
- Jackson (95642) — 482 wells, median 260 ft
- Plymouth (95669) — 480 wells, median 342 ft
- River Pines (95675) — 445 wells, median 373 ft
- Sutter Creek (95685) — 444 wells, median 280 ft
- Fiddletown (95629) — 444 wells, median 280 ft
- Ione (95640) — 325 wells, median 240 ft
- Martell (95654) — 201 wells, median 250 ft
- Amador City (95601) — 88 wells, median 390 ft
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.