⟁ Washington Well Data field records · 2026 survey

Washington Well Data › San Juan County › Friday Harbor (98250)

Friday Harbor, WA (98250): well depth, water level & drilling cost

✓ 1,916 Ecology records · San Juan County

320 ftmedian well depth
225 ft–440 fttypical depth range
30 ftmedian static water level
4 gpmmedian yield (226 tests)

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How deep are wells in and around Friday Harbor (98250), Washington?

The median drilled well depth in and around Friday Harbor (98250) is 320 ft, based on 1,902 wells with recorded depths in the state Ecology database. Half fall between 225 ft and 440 ft; 90% are shallower than 600 ft.

How much does it cost to drill a well in and around Friday Harbor (98250)?

Applying published per-foot rates to the local median depth of 385 ft: drilling and casing alone typically runs $9,625–$25,025; a complete system including pump, pressure tank, and hookup typically runs $23,100–$38,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Friday Harbor (98250)?

The median static water level is 30 ft below ground surface (middle half of wells: 15 ft–59 ft), from 191 measurements.

Drilled depth distribution

0–50 ft 46 50–100 ft 40 100–150 ft 86 150–200 ft 121 200–300 ft 434 300–400 ft 436 400–600 ft 539 600+ ft 200
Looking at a specific property in Friday Harbor (98250)?

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Part of San Juan County well records.

Method: medians computed from Ecology records (water wells only — soil/environmental borings and decommissions 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.