⟁ California Well Data field records · 2026 survey

California Well Data › Humboldt County › Arcata (95521)

Arcata, CA (95521): well depth, water level & drilling cost

✓ 236 DWR records · Humboldt County

65 ftmedian well depth
40 ft–115 fttypical depth range
40 ftmedian static water level
10 gpmmedian yield (52 tests)

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How deep are wells in and around Arcata (95521), California?

The median drilled well depth in and around Arcata (95521) is 65 ft, based on 227 wells with recorded depths in the state DWR database. Half fall between 40 ft and 115 ft; 90% are shallower than 160 ft.

How much does it cost to drill a well in and around Arcata (95521)?

Applying published per-foot rates to the local median depth of 65 ft: drilling and casing alone typically runs $1,625–$4,225; a complete system including pump, pressure tank, and hookup typically runs $3,900–$6,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Arcata (95521)?

The median static water level is 40 ft below ground surface (middle half of wells: 24 ft–62 ft), from 19 measurements.

Drilled depth distribution

0–50 ft 80 50–100 ft 68 100–150 ft 50 150–200 ft 14 200–300 ft 11 300–400 ft 4 400–600 ft 0 600+ ft 0
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Part of Humboldt 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.