Washington Well Data › Okanogan County
Okanogan County, Washington: well depth, water level & drilling cost
✓ 7,171 Ecology records · verified 2026-08-26
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How deep are wells in Okanogan County, Washington?
The median drilled well depth in Okanogan County is 167 ft, based on 7,099 wells with recorded depths in the state Ecology database. Half of all wells fall between 81 ft and 305 ft; 90% are shallower than 460 ft. Wells drilled since 2016 have a median depth of 203 ft.
How much does it cost to drill a well in Okanogan County?
Applying published per-foot rates to the local median depth of 203 ft: drilling and casing alone typically runs $5,075–$13,195; a complete system including pump, pressure tank, and hookup typically runs $12,180–$20,300. 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 50 ft below ground surface (middle half of wells: 25 ft–90 ft), from 1,457 measurements.
How much water do wells in Okanogan County produce?
The median tested yield is 10 gpm (middle half: 3 gpm–25 gpm), from 1,713 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
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).
| Driller | Wells since 2016 |
|---|---|
| Shawn Oconnell | 410 |
| Charles Miller | 204 |
| Marshall Miller | 138 |
| Jay Lightfoot | 119 |
| Justin Ricard | 108 |
| Bill Moomaw | 96 |
| Joseph Dunkin | 90 |
| Audie Mccurdy | 88 |
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Well records by ZIP code in Okanogan County
Median depth, water level, and yield for each ZIP code with recorded wells.
- 98855 — 578 wells, median 206 ft
- 98844 — 303 wells, median 216 ft
- Omak (98841) — 129 wells, median 153 ft
- 98862 — 116 wells, median 120 ft
- 98856 — 109 wells, median 100 ft
- 98840 — 90 wells, median 166 ft
- Brewster (98812) — 86 wells, median 175 ft
- 98849 — 79 wells, median 178 ft
- Wauconda (98859) — 50 wells, median 220 ft
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.