⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Benton County › ZIP 99336

ZIP 99336, Benton County: well depth, water level & drilling cost

✓ 102 Ecology records · Benton County

160 ftmedian well depth
102 ft–239 fttypical depth range
68 ftmedian static water level
25 gpmmedian yield (30 tests)

How deep are wells in ZIP 99336, Washington?

The median drilled well depth in ZIP 99336 is 160 ft, based on 102 wells with recorded depths in the state Ecology database. Half fall between 102 ft and 239 ft; 90% are shallower than 418 ft.

How much does it cost to drill a well in ZIP 99336?

Applying published per-foot rates to the local median depth of 184 ft: drilling and casing alone typically runs $4,600–$11,960; a complete system including pump, pressure tank, and hookup typically runs $11,040–$18,400. Actual quotes depend on site access, geology, and casing requirements.

Get quotes from drillers who work in ZIP 99336

Free for property owners. We route your request only to licensed drillers who actually file well logs in Benton County — never sold elsewhere.

What is the static water level in ZIP 99336?

The median static water level is 68 ft below ground surface (middle half of wells: 32 ft–138 ft), from 23 measurements.

Pull every recorded well near a ZIP 99336 address — $19

Drilled depth distribution

0–50 ft 7 50–100 ft 12 100–150 ft 29 150–200 ft 17 200–300 ft 16 300–400 ft 9 400–600 ft 6 600+ ft 6
Looking at a specific property in ZIP 99336?

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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.