Coltman, Idaho Drillers and Service Providers

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Find reliable water well drillers, groundwater, and drought information in coltman, Idaho. For new well installations, repairs, or regular upkeep, trust our listings.

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

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

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Water Well Terminology

Aquitard –A less permeable layer that restricts the flow of groundwater from one aquifer to another.

Learn about more terms in the glossary.

Coltman Statistics

Geology
AquifierSnake River Plain basin-fill aquifers
Rock FormationUnconsolidated sand and gravel aquifers
Well Information*
Well Depth191 (ft)
SWL-- (ft)
Bedrock Depth-- (ft)
Yield64 (gpm)
* Average within 5km
Drought Monitor
October 6, 2026D3 
September 29, 2026D3 
September 22, 2026D3 
September 15, 2026D3 
September 8, 2026D3 
September 1, 2026D3 
August 25, 2026D3 
August 18, 2026D3 
Source: US Drought Monitor