⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Benton County › Wallula (99363)

Wallula, WA (99363): well depth, water level & drilling cost

✓ 155 Ecology records · Benton County

195 ftmedian well depth
137 ft–262 fttypical depth range
105 ftmedian static water level
40 gpmmedian yield (22 tests)

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How deep are wells in and around Wallula (99363), Washington?

The median drilled well depth in and around Wallula (99363) is 195 ft, based on 154 wells with recorded depths in the state Ecology database. Half fall between 137 ft and 262 ft; 90% are shallower than 362 ft.

How much does it cost to drill a well in and around Wallula (99363)?

Applying published per-foot rates to the local median depth of 195 ft: drilling and casing alone typically runs $4,875–$12,675; a complete system including pump, pressure tank, and hookup typically runs $11,700–$19,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Wallula (99363)?

The median static water level is 105 ft below ground surface (middle half of wells: 62 ft–115 ft), from 28 measurements.

Drilled depth distribution

0–50 ft 7 50–100 ft 16 100–150 ft 25 150–200 ft 30 200–300 ft 47 300–400 ft 15 400–600 ft 6 600+ ft 8
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Part of Benton 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.