A debris flow occurred due to heavy rainfall on 15th April 2018 at Mekkarai, Virudhunagar district, having 60 m length, 15m width and 150 m run out distance. This slide is a reactivation of earlier one, which occurred during 1992, causing death of nearly
Ahmed A. and Achrya, S., 2020. Macroscale (1:50,000) Landslide Susceptibility Mapping in parts of Toposheets nos. 58G/4,7,8,9,10,13,14, 58H/1,5 & 58A/02, 06, 08 & 10 parts of Tirunelveli, Theni, Madurai , Virudunagar & Nilgiri Districts of Tamil Nadu
A paleo first order stream widened due to heavy rainfall. First order stream drains seasonally.
Mekkarai slide
Mekkarai
Unstable debris material along the slide course needs to be removed. A buffer zone should be made along the stream and further settlement should not be allowed on the near vicinity of the slide.  On the toe portion of the slide a settlement is located ab
Due to heavy rainfall, there was increase in pore water pressure and decrease in shear strength of the overburden material which resulted in triggering landslide.