⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Spokane County › Chattaroy (99003)

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

✓ 1,695 Ecology records · Spokane County

265 ftmedian well depth
143 ft–420 fttypical depth range
74 ftmedian static water level
5 gpmmedian yield (364 tests)

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

The median drilled well depth in and around Chattaroy (99003) is 265 ft, based on 1,668 wells with recorded depths in the state Ecology database. Half fall between 143 ft and 420 ft; 90% are shallower than 575 ft.

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

Applying published per-foot rates to the local median depth of 305 ft: drilling and casing alone typically runs $7,625–$19,825; a complete system including pump, pressure tank, and hookup typically runs $18,300–$30,500. Actual quotes depend on site access, geology, and casing requirements.

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

The median static water level is 74 ft below ground surface (middle half of wells: 35 ft–167 ft), from 377 measurements.

Drilled depth distribution

0–50 ft 63 50–100 ft 167 100–150 ft 203 150–200 ft 172 200–300 ft 299 300–400 ft 264 400–600 ft 352 600+ ft 148
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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.