⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Cowlitz County › Ariel (98603)

Ariel, WA (98603): well depth, water level & drilling cost

✓ 510 Ecology records · Cowlitz County

162 ftmedian well depth
99 ft–299 fttypical depth range
79 ftmedian static water level
25 gpmmedian yield (112 tests)

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How deep are wells in and around Ariel (98603), Washington?

The median drilled well depth in and around Ariel (98603) is 162 ft, based on 508 wells with recorded depths in the state Ecology database. Half fall between 99 ft and 299 ft; 90% are shallower than 420 ft.

How much does it cost to drill a well in and around Ariel (98603)?

Applying published per-foot rates to the local median depth of 162 ft: drilling and casing alone typically runs $4,050–$10,530; a complete system including pump, pressure tank, and hookup typically runs $9,720–$16,200. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Ariel (98603)?

The median static water level is 79 ft below ground surface (middle half of wells: 37 ft–105 ft), from 106 measurements.

Drilled depth distribution

0–50 ft 13 50–100 ft 115 100–150 ft 90 150–200 ft 79 200–300 ft 86 300–400 ft 64 400–600 ft 54 600+ ft 7
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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.