⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Stevens County › ZIP 99129

ZIP 99129, Stevens County: well depth, water level & drilling cost

✓ 161 Ecology records · Stevens County

242 ftmedian well depth
140 ft–400 fttypical depth range
85 ftmedian static water level
5 gpmmedian yield (59 tests)

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How deep are wells in ZIP 99129, Washington?

The median drilled well depth in ZIP 99129 is 242 ft, based on 160 wells with recorded depths in the state Ecology database. Half fall between 140 ft and 400 ft; 90% are shallower than 560 ft.

How much does it cost to drill a well in ZIP 99129?

Applying published per-foot rates to the local median depth of 242 ft: drilling and casing alone typically runs $6,050–$15,730; a complete system including pump, pressure tank, and hookup typically runs $14,520–$24,200. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in ZIP 99129?

The median static water level is 85 ft below ground surface (middle half of wells: 41 ft–159 ft), from 60 measurements.

Drilled depth distribution

0–50 ft 2 50–100 ft 18 100–150 ft 22 150–200 ft 20 200–300 ft 30 300–400 ft 26 400–600 ft 31 600+ ft 11
Looking at a specific property in ZIP 99129?

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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.