Sammamish, Washington Drillers and Service Providers

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Discover the best water well drillers, groundwater, and drought information in sammamish, Washington. For new wells, repairs, or regular maintenance, connect with trusted experts in our listings.

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

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

Water Well Professionals in Sammamish, Washington – Water Well Drilling, Service, and Treatment

Cascade Environmental
19404 Woodinville Snohomish Rd
Gregory Drilling Inc
14112 452nd Ave SE

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Water Well Terminology

Pitless AdapterA device that allows water to flow from a well to the surface without a hole in the casing above the frost line.

Learn about more terms in the glossary.

Sammamish 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
December 10, 2024N 
December 3, 2024N 
November 26, 2024N 
November 19, 2024N 
November 12, 2024N 
November 5, 2024N 
October 29, 2024N 
October 22, 2024N