⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Stevens County › ZIP 99109

ZIP 99109, Stevens County: well depth, water level & drilling cost

✓ 393 Ecology records · Stevens County

220 ftmedian well depth
119 ft–340 fttypical depth range
64 ftmedian static water level
7 gpmmedian yield (142 tests)

How deep are wells in ZIP 99109, Washington?

The median drilled well depth in ZIP 99109 is 220 ft, based on 391 wells with recorded depths in the state Ecology database. Half fall between 119 ft and 340 ft; 90% are shallower than 500 ft.

How much does it cost to drill a well in ZIP 99109?

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.

Get quotes from drillers who work in ZIP 99109

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

What is the static water level in ZIP 99109?

The median static water level is 64 ft below ground surface (middle half of wells: 25 ft–115 ft), from 134 measurements.

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Drilled depth distribution

0–50 ft 34 50–100 ft 50 100–150 ft 50 150–200 ft 38 200–300 ft 81 300–400 ft 60 400–600 ft 62 600+ ft 16
Looking at a specific property in ZIP 99109?

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Part of Stevens 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.