Grand Coulee, Washington Drillers and Service Providers

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Welcome to your resource for finding expert water well drillers, groundwater, and drought information in grand coulee, Washington. Whether you need a new well, repair services, or routine upkeep, find professionals here.

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

Visit the Grand Coulee Water Well Map to view the water, irrigation, and geothermal wells.

Water Well Professionals in Grand Coulee, Washington – Water Well Drilling, Service, and Treatment

O'Connell Drilling & Supply
21B Brewster Airport Rd
Water Systems
Moomaw Drilling

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Water Well Terminology

Air Lift PumpA pump that uses compressed air to lift water from a well.

Learn about more terms in the glossary.

Grand Coulee Statistics

Geology
AquifierColumbia Plateau basaltic-rock aquifers
Rock FormationIgneous and metamorphic-rock aquifers
Well Information*
Well Depth-- (ft)
SWL-- (ft)
Bedrock Depth-- (ft)
Yield-- (gpm)
* Average within 5km
Drought Monitor
December 10, 2024D0 
December 3, 2024D0 
November 26, 2024D0 
November 19, 2024D1 
November 12, 2024D1 
November 5, 2024D1 
October 29, 2024D1 
October 22, 2024D1