Union, Washington Drillers and Service Providers

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Find reliable water well drillers, groundwater, and drought information in union, Washington. For new well installations, repairs, or routine upkeep, explore our listings for trusted professionals.

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

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

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

Arcadia Drilling, Inc
21 W Westfield Ct
Davis Drilling
340 Ne Davis Farm Rd
Mykol Pump & Drilling Inc
6110 Puget Beach Rd NE
American Pump and Drilling
9601 Old Hwy

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Water Well Terminology

UV DisinfectionA method of water purification that uses ultraviolet light to kill microorganisms.

Learn about more terms in the glossary.

Union 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
July 8, 2025D1 
July 1, 2025D0 
June 24, 2025D0 
June 17, 2025D0 
June 10, 2025D0 
June 3, 2025D0 
May 27, 2025D0 
May 20, 2025D0