⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Spokane County › ZIP 99004

ZIP 99004, Spokane County: well depth, water level & drilling cost

✓ 1,775 Ecology records · Spokane County

180 ftmedian well depth
120 ft–260 fttypical depth range
60 ftmedian static water level
25 gpmmedian yield (421 tests)

Pull every recorded well near a ZIP 99004 address — $49

How deep are wells in ZIP 99004, Washington?

The median drilled well depth in ZIP 99004 is 180 ft, based on 1,773 wells with recorded depths in the state Ecology database. Half fall between 120 ft and 260 ft; 90% are shallower than 350 ft.

How much does it cost to drill a well in ZIP 99004?

Applying published per-foot rates to the local median depth of 200 ft: drilling and casing alone typically runs $5,000–$13,000; a complete system including pump, pressure tank, and hookup typically runs $12,000–$20,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in ZIP 99004?

The median static water level is 60 ft below ground surface (middle half of wells: 35 ft–156 ft), from 411 measurements.

Drilled depth distribution

0–50 ft 21 50–100 ft 218 100–150 ft 455 150–200 ft 259 200–300 ft 476 300–400 ft 219 400–600 ft 104 600+ ft 21
Looking at a specific property in ZIP 99004?

See every recorded well near any address — depths, water levels, yields, original driller's logs — in a one-time report.

Free lookup Property report — $49
Get quotes from drillers who work in ZIP 99004

Free. Goes to licensed drillers working Spokane County.

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.