⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Benton County › Kennewick (99337)

Kennewick, WA (99337): well depth, water level & drilling cost

✓ 1,349 Ecology records · Benton County

110 ftmedian well depth
46 ft–190 fttypical depth range
37 ftmedian static water level
25 gpmmedian yield (214 tests)

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How deep are wells in and around Kennewick (99337), Washington?

The median drilled well depth in and around Kennewick (99337) is 110 ft, based on 1,340 wells with recorded depths in the state Ecology database. Half fall between 46 ft and 190 ft; 90% are shallower than 292 ft.

How much does it cost to drill a well in and around Kennewick (99337)?

Applying published per-foot rates to the local median depth of 183 ft: drilling and casing alone typically runs $4,575–$11,895; a complete system including pump, pressure tank, and hookup typically runs $10,980–$18,300. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Kennewick (99337)?

The median static water level is 37 ft below ground surface (middle half of wells: 22 ft–95 ft), from 266 measurements.

Drilled depth distribution

0–50 ft 370 50–100 ft 230 100–150 ft 244 150–200 ft 176 200–300 ft 188 300–400 ft 78 400–600 ft 27 600+ ft 27
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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.