⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Spokane County › Spokane (99205)

Spokane, WA (99205): well depth, water level & drilling cost

✓ 113 Ecology records · Spokane County

340 ftmedian well depth
200 ft–440 fttypical depth range
243 ftmedian static water level
14 gpmmedian yield (4 tests)

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How deep are wells in and around Spokane (99205), Washington?

The median drilled well depth in and around Spokane (99205) is 340 ft, based on 113 wells with recorded depths in the state Ecology database. Half fall between 200 ft and 440 ft; 90% are shallower than 502 ft.

How much does it cost to drill a well in and around Spokane (99205)?

Applying published per-foot rates to the local median depth of 340 ft: drilling and casing alone typically runs $8,500–$22,100; a complete system including pump, pressure tank, and hookup typically runs $20,400–$34,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Spokane (99205)?

The median static water level is 243 ft below ground surface (middle half of wells: 148 ft–315 ft), from 4 measurements.

Drilled depth distribution

0–50 ft 1 50–100 ft 7 100–150 ft 8 150–200 ft 9 200–300 ft 23 300–400 ft 23 400–600 ft 40 600+ ft 2
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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.