Lanark, Montana Drillers and Service Providers

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Your resource for top water well drillers, groundwater, and drought information in lanark, Montana. Connect with experts for new wells, repairs, or routine upkeep.

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

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

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Water Well Terminology

Lateral Flow –Groundwater movement parallel to the Earth's surface.

Learn about more terms in the glossary.

Lanark Statistics

Geology
AquifierLower Tertiary aquifers
Rock FormationSandstone aquifers
Well Information*
Well Depth-- (ft)
SWL-- (ft)
Bedrock Depth-- (ft)
Yield-- (gpm)
* Average within 5km
Drought Monitor
October 13, 2026D0 
October 6, 2026D0 
September 29, 2026D0 
September 22, 2026D1 
September 15, 2026D1 
September 8, 2026D1 
September 1, 2026D1 
August 25, 2026D1 
Source: US Drought Monitor