Continuous heavy rainfall caused the toe cutting of natural slope and its gully erosion, which led to the landslide 

An interim report on Preliminary slope stability assessment of recent disaster affected areas of Pithoragarh District, Uttarakhand by A Bishwapriya, Suptg. Geologist, M V Dhakate and P K Gajbaiye, Sr Geologist, M IV, NR,Dehradun (LHZ/NR/UPUK/2013/056)
River course shifted to the right bank of the river. : Contact of limestone downstream with phyllitic slate upstream passing nearby Tapovan village
UK/Pith/ Tawaghat-Jauljibi/Vil/BE/0050
Village Tapoban
Flood protection wall, dredging of the river
Presence of loose/unconsolidated material, toe erosion in soil/debris due to heavy flash flood and gully erosion. Also the development of pore water pressure and reduction of shear strength due to water percolation added to the process.