⟁ California Well Data field records · 2026 survey

California Well Data › Lake County › Kelseyville (95451)

Kelseyville, CA (95451): well depth, water level & drilling cost

✓ 497 DWR records · Lake County

200 ftmedian well depth
117 ft–353 fttypical depth range
100 ftmedian static water level
30 gpmmedian yield (297 tests)

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How deep are wells in and around Kelseyville (95451), California?

The median drilled well depth in and around Kelseyville (95451) is 200 ft, based on 490 wells with recorded depths in the state DWR database. Half fall between 117 ft and 353 ft; 90% are shallower than 515 ft.

How much does it cost to drill a well in and around Kelseyville (95451)?

Applying published per-foot rates to the local median depth of 200 ft: drilling and casing alone typically runs $5,000–$13,000; a complete system including pump, pressure tank, and hookup typically runs $12,000–$20,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Kelseyville (95451)?

The median static water level is 100 ft below ground surface (middle half of wells: 62 ft–234 ft), from 26 measurements.

Drilled depth distribution

0–50 ft 19 50–100 ft 63 100–150 ft 97 150–200 ft 64 200–300 ft 99 300–400 ft 51 400–600 ft 72 600+ ft 25
Looking at a specific property in Kelseyville (95451)?

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Get quotes from drillers who work in Kelseyville (95451)

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Part of Lake County well records.

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), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.