⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Spokane County › Elk (99009)

Elk, WA (99009): well depth, water level & drilling cost

✓ 2,035 Ecology records · Spokane County

190 ftmedian well depth
100 ft–301 fttypical depth range
50 ftmedian static water level
8 gpmmedian yield (320 tests)

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How deep are wells in and around Elk (99009), Washington?

The median drilled well depth in and around Elk (99009) is 190 ft, based on 2,004 wells with recorded depths in the state Ecology database. Half fall between 100 ft and 301 ft; 90% are shallower than 444 ft.

How much does it cost to drill a well in and around Elk (99009)?

Applying published per-foot rates to the local median depth of 236 ft: drilling and casing alone typically runs $5,900–$15,340; a complete system including pump, pressure tank, and hookup typically runs $14,160–$23,600. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Elk (99009)?

The median static water level is 50 ft below ground surface (middle half of wells: 28 ft–77 ft), from 306 measurements.

Drilled depth distribution

0–50 ft 109 50–100 ft 364 100–150 ft 340 150–200 ft 225 200–300 ft 386 300–400 ft 275 400–600 ft 253 600+ ft 52
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Part of Spokane 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.