⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Walla Walla County › ZIP 99323

ZIP 99323, Walla Walla County: well depth, water level & drilling cost

✓ 139 Ecology records · Walla Walla County

97 ftmedian well depth
85 ft–244 fttypical depth range
67 ftmedian static water level
30 gpmmedian yield (47 tests)

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How deep are wells in ZIP 99323, Washington?

The median drilled well depth in ZIP 99323 is 97 ft, based on 138 wells with recorded depths in the state Ecology database. Half fall between 85 ft and 244 ft; 90% are shallower than 349 ft.

How much does it cost to drill a well in ZIP 99323?

Applying published per-foot rates to the local median depth of 97 ft: drilling and casing alone typically runs $2,425–$6,305; a complete system including pump, pressure tank, and hookup typically runs $5,820–$9,700. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in ZIP 99323?

The median static water level is 67 ft below ground surface (middle half of wells: 56 ft–77 ft), from 44 measurements.

Drilled depth distribution

0–50 ft 1 50–100 ft 74 100–150 ft 16 150–200 ft 4 200–300 ft 23 300–400 ft 9 400–600 ft 5 600+ ft 6
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Part of Walla Walla 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.