⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Wahkiakum County

Wahkiakum County, Washington: well depth, water level & drilling cost

✓ 506 Ecology records · verified 2026-06-11

118 ftmedian well depth
79 ft–182 fttypical depth range
25 ftmedian static water level
15 gpmmedian yield (139 tests)

How deep are wells in Wahkiakum County, Washington?

The median drilled well depth in Wahkiakum County is 118 ft, based on 455 wells with recorded depths in the state Ecology database. Half of all wells fall between 79 ft and 182 ft; 90% are shallower than 302 ft. Wells drilled since 2016 have a median depth of 124 ft.

How much does it cost to drill a well in Wahkiakum County?

Applying published per-foot rates to the local median depth of 124 ft: drilling and casing alone typically runs $3,100–$8,060; a complete system including pump, pressure tank, and hookup typically runs $7,440–$12,400. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Wahkiakum County?

The median static water level is 25 ft below ground surface (middle half of wells: 13 ft–74 ft), from 112 measurements.

How much water do wells in Wahkiakum County produce?

The median tested yield is 15 gpm (middle half: 9 gpm–39 gpm), from 139 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 56 50–100 ft 115 100–150 ft 128 150–200 ft 52 200–300 ft 52 300–400 ft 35 400–600 ft 17 600+ ft 0

Who drills wells in Wahkiakum County?

Licensed drillers by number of wells completed in this county since 2016, per filed well reports (license roster: Washington Department of Ecology).

DrillerWells since 2016
Andrew Orth32
Timothy Lapham26
Christopher Mcghee22
Michael Pitner8
Larry Webley3
Arthur Mcmullen2
Mark Blackburn2
Jordan Aspaas2

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Method: medians computed from Ecology records (water wells only — soil/environmental borings and decommissions excluded; depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.