⟁ Washington Well Data field records · 2026 survey

Washington Well Data › Pierce County › Roy (98580)

Roy, WA (98580): well depth, water level & drilling cost

✓ 2,461 Ecology records · Pierce County

100 ftmedian well depth
80 ft–136 fttypical depth range
46 ftmedian static water level
25 gpmmedian yield (337 tests)

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How deep are wells in and around Roy (98580), Washington?

The median drilled well depth in and around Roy (98580) is 100 ft, based on 2,443 wells with recorded depths in the state Ecology database. Half fall between 80 ft and 136 ft; 90% are shallower than 177 ft.

How much does it cost to drill a well in and around Roy (98580)?

Applying published per-foot rates to the local median depth of 121 ft: drilling and casing alone typically runs $3,025–$7,865; a complete system including pump, pressure tank, and hookup typically runs $7,260–$12,100. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Roy (98580)?

The median static water level is 46 ft below ground surface (middle half of wells: 25 ft–82 ft), from 431 measurements.

Bad well water in Pierce County?

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Drilled depth distribution

0–50 ft 67 50–100 ft 1,079 100–150 ft 848 150–200 ft 284 200–300 ft 115 300–400 ft 42 400–600 ft 8 600+ ft 0
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Part of Pierce 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.