⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Ferry County › ZIP 99118

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

✓ 188 Ecology records · Ferry County

180 ftmedian well depth
74 ft–300 fttypical depth range
30 ftmedian static water level
15 gpmmedian yield (62 tests)

How deep are wells in ZIP 99118, Washington?

The median drilled well depth in ZIP 99118 is 180 ft, based on 187 wells with recorded depths in the state Ecology database. Half fall between 74 ft and 300 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 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.

Get quotes from drillers who work in ZIP 99118

Free for property owners. We route your request only to licensed drillers who actually file well logs in Ferry County — never sold elsewhere.

What is the static water level in ZIP 99118?

The median static water level is 30 ft below ground surface (middle half of wells: 19 ft–68 ft), from 63 measurements.

Pull every recorded well near a ZIP 99118 address — $19

Drilled depth distribution

0–50 ft 24 50–100 ft 50 100–150 ft 16 150–200 ft 12 200–300 ft 37 300–400 ft 21 400–600 ft 20 600+ ft 7
Looking at a specific property 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.