⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Spokane County › Chattaroy (99003)

Chattaroy, WA (99003): well depth, water level & drilling cost

✓ 542 Ecology records · Spokane County

300 ftmedian well depth
159 ft–500 fttypical depth range
70 ftmedian static water level
5 gpmmedian yield (245 tests)

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How deep are wells in Chattaroy (99003), Washington?

The median drilled well depth in Chattaroy (99003) is 300 ft, based on 541 wells with recorded depths in the state Ecology database. Half fall between 159 ft and 500 ft; 90% are shallower than 620 ft.

How much does it cost to drill a well in Chattaroy (99003)?

Applying published per-foot rates to the local median depth of 300 ft: drilling and casing alone typically runs $7,500–$19,500; a complete system including pump, pressure tank, and hookup typically runs $18,000–$30,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Chattaroy (99003)?

The median static water level is 70 ft below ground surface (middle half of wells: 35 ft–166 ft), from 248 measurements.

Drilled depth distribution

0–50 ft 27 50–100 ft 40 100–150 ft 62 150–200 ft 49 200–300 ft 89 300–400 ft 70 400–600 ft 123 600+ ft 81
Looking at a specific property in Chattaroy (99003)?

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Part of Spokane 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.