⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Walla Walla County › ZIP 99362

ZIP 99362, Walla Walla County: well depth, water level & drilling cost

✓ 1,870 Ecology records · Walla Walla County

160 ftmedian well depth
115 ft–220 fttypical depth range
38 ftmedian static water level
30 gpmmedian yield (284 tests)

Pull every recorded well near a ZIP 99362 address — $49

How deep are wells in ZIP 99362, Washington?

The median drilled well depth in ZIP 99362 is 160 ft, based on 1,867 wells with recorded depths in the state Ecology database. Half fall between 115 ft and 220 ft; 90% are shallower than 452 ft.

How much does it cost to drill a well in ZIP 99362?

Applying published per-foot rates to the local median depth of 165 ft: drilling and casing alone typically runs $4,125–$10,725; a complete system including pump, pressure tank, and hookup typically runs $9,900–$16,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in ZIP 99362?

The median static water level is 38 ft below ground surface (middle half of wells: 22 ft–116 ft), from 275 measurements.

Drilled depth distribution

0–50 ft 60 50–100 ft 262 100–150 ft 505 150–200 ft 437 200–300 ft 321 300–400 ft 65 400–600 ft 110 600+ ft 107
Looking at a specific property in ZIP 99362?

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 99362

Free. Goes to licensed drillers working Walla Walla County.

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.