⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Spokane County › Fairfield (99012)

Fairfield, WA (99012): well depth, water level & drilling cost

✓ 102 Ecology records · Spokane County

250 ftmedian well depth
173 ft–379 fttypical depth range
70 ftmedian static water level
22 gpmmedian yield (20 tests)

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How deep are wells in Fairfield (99012), Washington?

The median drilled well depth in Fairfield (99012) is 250 ft, based on 102 wells with recorded depths in the state Ecology database. Half fall between 173 ft and 379 ft; 90% are shallower than 440 ft.

How much does it cost to drill a well in Fairfield (99012)?

Applying published per-foot rates to the local median depth of 250 ft: drilling and casing alone typically runs $6,250–$16,250; a complete system including pump, pressure tank, and hookup typically runs $15,000–$25,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Fairfield (99012)?

The median static water level is 70 ft below ground surface (middle half of wells: 50 ft–194 ft), from 21 measurements.

Drilled depth distribution

0–50 ft 0 50–100 ft 7 100–150 ft 13 150–200 ft 11 200–300 ft 30 300–400 ft 17 400–600 ft 23 600+ ft 1
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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.