⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Spokane County › Nine Mile Falls (99026)

Nine Mile Falls, WA (99026): well depth, water level & drilling cost

✓ 351 Ecology records · Spokane County

220 ftmedian well depth
115 ft–371 fttypical depth range
99 ftmedian static water level
9 gpmmedian yield (170 tests)

How deep are wells in Nine Mile Falls (99026), Washington?

The median drilled well depth in Nine Mile Falls (99026) is 220 ft, based on 349 wells with recorded depths in the state Ecology database. Half fall between 115 ft and 371 ft; 90% are shallower than 500 ft.

How much does it cost to drill a well in Nine Mile Falls (99026)?

Applying published per-foot rates to the local median depth of 206 ft: drilling and casing alone typically runs $5,150–$13,390; a complete system including pump, pressure tank, and hookup typically runs $12,360–$20,600. Actual quotes depend on site access, geology, and casing requirements.

Get quotes from drillers who work in Nine Mile Falls (99026)

Free for property owners. We route your request only to licensed drillers who actually file well logs in Spokane County — never sold elsewhere.

What is the static water level in Nine Mile Falls (99026)?

The median static water level is 99 ft below ground surface (middle half of wells: 44 ft–182 ft), from 187 measurements.

Pull every recorded well near a Nine Mile Falls (99026) address — $19

Drilled depth distribution

0–50 ft 13 50–100 ft 55 100–150 ft 56 150–200 ft 30 200–300 ft 59 300–400 ft 51 400–600 ft 66 600+ ft 19
Looking at a specific property in Nine Mile Falls (99026)?

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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.