Chester, Washington Drillers and Service Providers

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Welcome to your resource for finding expert water well drillers, groundwater, and drought information in chester, 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 Chester Water Well Map to view the water, irrigation, and geothermal wells.

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Water Well Terminology

Alluvium –Sediment deposited by flowing water, often containing groundwater.

Learn about more terms in the glossary.

Chester 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
October 27, 2026D3 
October 20, 2026D3 
October 13, 2026D3 
October 6, 2026D3 
September 29, 2026D3 
September 22, 2026D3 
September 15, 2026D3 
September 8, 2026D3 
Source: US Drought Monitor