Coulee Dam, Washington Drillers and Service Providers

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Find expert water well drillers, groundwater, and drought information in coulee dam, Washington. For new installations, repairs, or regular upkeep, connect with trusted professionals.

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

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

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

O'Connell Drilling & Supply
21B Brewster Airport Rd
Water Systems
Moomaw Drilling
Fogle Pump and Supply Inc.

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Water Well Terminology

EffluentWastewater discharged into the environment from a treatment plant or industrial process.

Learn about more terms in the glossary.

Coulee Dam 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
October 8, 2024D1 
October 1, 2024D1 
September 24, 2024D1 
September 17, 2024D1 
September 10, 2024D1 
September 3, 2024D1 
August 27, 2024D2 
August 20, 2024D2