⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Okanogan County

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

✓ 12,314 Ecology records · verified 2026-06-11

134 ftmedian well depth
65 ft–265 fttypical depth range
49 ftmedian static water level
10 gpmmedian yield (1,786 tests)

How deep are wells in Okanogan County, Washington?

The median drilled well depth in Okanogan County is 134 ft, based on 11,671 wells with recorded depths in the state Ecology database. Half of all wells fall between 65 ft and 265 ft; 90% are shallower than 405 ft. Wells drilled since 2016 have a median depth of 200 ft.

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

Applying published per-foot rates to the local median depth of 200 ft: drilling and casing alone typically runs $5,000–$13,000; a complete system including pump, pressure tank, and hookup typically runs $12,000–$20,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Okanogan County?

The median static water level is 49 ft below ground surface (middle half of wells: 24 ft–90 ft), from 1,507 measurements.

How much water do wells in Okanogan County produce?

The median tested yield is 10 gpm (middle half: 3 gpm–25 gpm), from 1,786 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 1,712 50–100 ft 2,757 100–150 ft 1,863 150–200 ft 1,040 200–300 ft 1,742 300–400 ft 1,185 400–600 ft 1,022 600+ ft 350

Who drills wells in Okanogan 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
Shawn Oconnell400
Charles Miller195
Marshall Miller138
Jay Lightfoot112
Justin Ricard108
Bill Moomaw93
Joseph Dunkin90
Audie Mccurdy88

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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.