Union Gap, Washington Drillers and Service Providers

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Locate top-notch water well drillers, groundwater, and drought information in union gap, Washington. Whether you need a new well, repairs, or regular maintenance, find experts through our listings.

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

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

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

Oasis Drilling LLC
2017 S 16th Ave
Foremost Pump and Well Services LLC
12 E Washington Ave
McGuire's Well Drilling
874 E Pomona Rd
Picatti Bros | Well & Pump Services in Yakima WA
105 S 3rd Ave
Apple Valley Well Drilling, LLC
2260 N Wenas Rd
Hidden Rivers Drilling
1450 Gibson Rd
Wamsley Well Drilling INC
2241 N Wenas Rd
Bach Drilling Co
3340 Wilson Creek Rd
American Drilling
103 N Mt Daniels Dr
Sals Pump Services
107502 Old Inland Empire Hwy
Empire Well Drilling LLC
215 Beech Ave NE

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Water Well Terminology

Water TableThe upper surface of the zone of saturation, where groundwater pressure is equal to atmospheric pressure.

Learn about more terms in the glossary.

Union Gap Statistics

Geology
AquifierColumbia Plateau basin-fill aquifers
Rock FormationUnconsolidated sand and gravel aquifers
Well Information*
Well Depth-- (ft)
SWL-- (ft)
Bedrock Depth-- (ft)
Yield-- (gpm)
* Average within 5km
Drought Monitor
April 8, 2025N 
April 1, 2025N 
March 25, 2025N 
March 18, 2025N 
March 11, 2025N 
March 4, 2025N 
February 25, 2025N 
February 18, 2025N