⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Ferry County › ZIP 99118

ZIP 99118, Ferry County: well depth, water level & drilling cost

✓ 348 Ecology records · Ferry County

118 ftmedian well depth
59 ft–260 fttypical depth range
32 ftmedian static water level
15 gpmmedian yield (66 tests)

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How deep are wells in ZIP 99118, Washington?

The median drilled well depth in ZIP 99118 is 118 ft, based on 347 wells with recorded depths in the state Ecology database. Half fall between 59 ft and 260 ft; 90% are shallower than 400 ft.

How much does it cost to drill a well in ZIP 99118?

Applying published per-foot rates to the local median depth of 118 ft: drilling and casing alone typically runs $2,950–$7,670; a complete system including pump, pressure tank, and hookup typically runs $7,080–$11,800. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in ZIP 99118?

The median static water level is 32 ft below ground surface (middle half of wells: 19 ft–67 ft), from 67 measurements.

Drilled depth distribution

0–50 ft 59 50–100 ft 102 100–150 ft 36 150–200 ft 21 200–300 ft 54 300–400 ft 33 400–600 ft 34 600+ ft 8
Looking at a specific property in ZIP 99118?

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Get quotes from drillers who work in ZIP 99118

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Part of Ferry 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.