California Well Data › Placer County
Placer County, California: well depth, water level & drilling cost
✓ 18,731 DWR records · verified 2026-10-02
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How deep are wells in Placer County, California?
The median drilled well depth in Placer County is 200 ft, based on 15,680 wells with recorded depths in the state DWR database. Half of all wells fall between 125 ft and 304 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 Placer 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.
What is the static water level in Placer County?
The median static water level is 35 ft below ground surface (middle half of wells: 20 ft–70 ft), from 4,325 measurements.
How much water do wells in Placer County produce?
The median tested yield is 10 gpm (middle half: 5 gpm–25 gpm), from 5,559 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Placer 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 Placer County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Auburn (95602) — 2,601 wells, median 250 ft
- Newcastle (95658) — 2,388 wells, median 200 ft
- Loomis (95650) — 1,634 wells, median 200 ft
- Penryn (95663) — 1,347 wells, median 150 ft
- Colfax (95713) — 1,303 wells, median 225 ft
- Lincoln (95648) — 1,298 wells, median 140 ft
- Weimar (95736) — 1,239 wells, median 200 ft
- Meadow Vista (95722) — 1,109 wells, median 250 ft
- Auburn (95603) — 1,062 wells, median 250 ft
- Applegate (95703) — 904 wells, median 200 ft
- Sheridan (95681) — 737 wells, median 200 ft
- Dutch Flat (95714) — 498 wells, median 180 ft
- Gold Run (95717) — 399 wells, median 200 ft
- Auburn (95604) — 312 wells, median 225 ft
- Roseville (95678) — 300 wells, median 150 ft
- Alta (95701) — 283 wells, median 360 ft
- Foresthill (95631) — 259 wells, median 225 ft
- Rocklin (95677) — 236 wells, median 200 ft
- Granite Bay (95746) — 194 wells, median 400 ft
- Roseville (95747) — 186 wells, median 212 ft
- Tahoe City (96145) — 174 wells, median 178 ft
- Olympic Valley (96146) — 133 wells, median 120 ft
- Homewood (96141) — 95 wells, median 123 ft
- Roseville (95661) — 79 wells, median 175 ft
- Tahoe Vista (96148) — 72 wells, median 400 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.