⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Cowlitz County › Kalama (98625)

Kalama, WA (98625): well depth, water level & drilling cost

✓ 865 Ecology records · Cowlitz County

222 ftmedian well depth
141 ft–354 fttypical depth range
87 ftmedian static water level
12 gpmmedian yield (276 tests)

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How deep are wells in and around Kalama (98625), Washington?

The median drilled well depth in and around Kalama (98625) is 222 ft, based on 857 wells with recorded depths in the state Ecology database. Half fall between 141 ft and 354 ft; 90% are shallower than 512 ft.

How much does it cost to drill a well in and around Kalama (98625)?

Applying published per-foot rates to the local median depth of 262 ft: drilling and casing alone typically runs $6,550–$17,030; a complete system including pump, pressure tank, and hookup typically runs $15,720–$26,200. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Kalama (98625)?

The median static water level is 87 ft below ground surface (middle half of wells: 43 ft–162 ft), from 266 measurements.

Drilled depth distribution

0–50 ft 18 50–100 ft 79 100–150 ft 153 150–200 ft 110 200–300 ft 187 300–400 ft 129 400–600 ft 122 600+ ft 59
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Part of Cowlitz 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.