⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Spokane County › Liberty Lake (99019)

Liberty Lake, WA (99019): well depth, water level & drilling cost

✓ 392 Ecology records · Spokane County

300 ftmedian well depth
200 ft–460 fttypical depth range
95 ftmedian static water level
14 gpmmedian yield (76 tests)

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How deep are wells in and around Liberty Lake (99019), Washington?

The median drilled well depth in and around Liberty Lake (99019) is 300 ft, based on 391 wells with recorded depths in the state Ecology database. Half fall between 200 ft and 460 ft; 90% are shallower than 600 ft.

How much does it cost to drill a well in and around Liberty Lake (99019)?

Applying published per-foot rates to the local median depth of 300 ft: drilling and casing alone typically runs $7,500–$19,500; a complete system including pump, pressure tank, and hookup typically runs $18,000–$30,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Liberty Lake (99019)?

The median static water level is 95 ft below ground surface (middle half of wells: 50 ft–214 ft), from 73 measurements.

Drilled depth distribution

0–50 ft 2 50–100 ft 12 100–150 ft 36 150–200 ft 41 200–300 ft 90 300–400 ft 80 400–600 ft 87 600+ ft 43
Looking at a specific property in Liberty Lake (99019)?

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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.