Mercer Island, Washington Drillers and Service Providers

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Find trusted water well drillers, groundwater, and drought information in mercer island, Washington. For new installations, repairs, or regular maintenance, connect with reliable experts.

Interactive Water Well Map – Estimate your new well's depth

Visit the Mercer Island Water Well Map to view the water, irrigation, and geothermal wells.

Water Well Professionals in Mercer Island, Washington – Water Well Drilling, Service, and Treatment

Gregory Drilling Inc
14112 452nd Ave SE

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Water Well Terminology

BackwashingThe process of reversing the flow of water to clean a well screen or filter.

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Mercer Island Statistics

Geology
AquifierPuget Sound aquifer system
Rock FormationUnconsolidated sand and gravel aquifers
Well Information*
Well Depth-- (ft)
SWL-- (ft)
Bedrock Depth-- (ft)
Yield-- (gpm)
* Average within 5km
Drought Monitor
March 25, 2025D1 
March 18, 2025D1 
March 11, 2025D1 
March 4, 2025D1 
February 25, 2025D1 
February 18, 2025D1 
February 11, 2025D0 
February 4, 2025D0