Landmark, Arkansas Drillers and Service Providers

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Locate expert water well drillers, groundwater, and drought information in landmark, Arkansas. Whether you're installing, repairing, or maintaining a well, trust our listings for professionals.

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

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

Water Well Professionals in Landmark, Arkansas – Water Well Drilling, Service, and Treatment

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Water Well Terminology

Anisotropy –Variation in hydraulic conductivity in different directions within an aquifer.

Learn about more terms in the glossary.

Landmark Statistics

Geology
AquifierMississippi embayment aquifer system
Rock FormationSemiconsolidated sand aquifers
Well Information*
Well Depth121 (ft)
SWL-- (ft)
Bedrock Depth-- (ft)
Yield35 (gpm)
* Average within 5km
Drought Monitor
November 10, 2026D4 
November 3, 2026D4 
October 27, 2026D3 
October 20, 2026D3 
October 13, 2026D2 
October 6, 2026D2 
September 29, 2026D2 
September 22, 2026D2 
Source: US Drought Monitor