Debris Flow  occurred in  Perunkala on 15th August 2018  due to heavy rainfall and the geoscientific cause being the reduction of strength on super saturation due to excess pore water pressure, thus the remedial measures suggested are stabilising the fai
Perumkala
Stabilising the failed material or the accumulated material and then construction of retaining wall at the crown and another at the stream bed to control stream erosion.
Reduction of strength on super saturation due to excess pore water pressure and toe erosion.