⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Okanogan County › ZIP 98855

ZIP 98855, Okanogan County: well depth, water level & drilling cost

✓ 578 Ecology records · Okanogan County

206 ftmedian well depth
120 ft–305 fttypical depth range
51 ftmedian static water level
5 gpmmedian yield (204 tests)

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How deep are wells in ZIP 98855, Washington?

The median drilled well depth in ZIP 98855 is 206 ft, based on 576 wells with recorded depths in the state Ecology database. Half fall between 120 ft and 305 ft; 90% are shallower than 423 ft.

How much does it cost to drill a well in ZIP 98855?

Applying published per-foot rates to the local median depth of 240 ft: drilling and casing alone typically runs $6,000–$15,600; a complete system including pump, pressure tank, and hookup typically runs $14,400–$24,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in ZIP 98855?

The median static water level is 51 ft below ground surface (middle half of wells: 25 ft–100 ft), from 228 measurements.

Drilled depth distribution

0–50 ft 29 50–100 ft 83 100–150 ft 71 150–200 ft 66 200–300 ft 147 300–400 ft 96 400–600 ft 65 600+ ft 19
Looking at a specific property in ZIP 98855?

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Part of Okanogan 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.