⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Spokane County › Spokane (99203)

Spokane, WA (99203): well depth, water level & drilling cost

✓ 112 Ecology records · Spokane County

180 ftmedian well depth
115 ft–348 fttypical depth range
69 ftmedian static water level
20 gpmmedian yield (8 tests)

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How deep are wells in and around Spokane (99203), Washington?

The median drilled well depth in and around Spokane (99203) is 180 ft, based on 112 wells with recorded depths in the state Ecology database. Half fall between 115 ft and 348 ft; 90% are shallower than 475 ft.

How much does it cost to drill a well in and around Spokane (99203)?

Applying published per-foot rates to the local median depth of 180 ft: drilling and casing alone typically runs $4,500–$11,700; a complete system including pump, pressure tank, and hookup typically runs $10,800–$18,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Spokane (99203)?

The median static water level is 69 ft below ground surface (middle half of wells: 38 ft–89 ft), from 8 measurements.

Drilled depth distribution

0–50 ft 0 50–100 ft 18 100–150 ft 25 150–200 ft 20 200–300 ft 14 300–400 ft 15 400–600 ft 17 600+ ft 3
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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.