The Dassam Falls also known as Dassam Ghagh is a waterfall located near Taimara village in Bundu police station of Ranchi district in the Indian state of Jharkhand. The Dassam Falls is 40 kilometres (25 mi) from Ranchi on NH 33 or Ranchi-Jamshedpur highway. Dassam means ten. Since ages and till today, whenever the waterfall is seen, ten streams of water can be seen falling. Hence, the name is given. The Mundari language is spoken in the area.
The Dassam Falls is a natural cascade across the Kanchi River, a tributary of the Subarnarekha River. The water falls from a height of 44 metres (144 ft). The sound of water echoes all around the place. Dassam Falls at one of the edges of the Ranchi plateau is one of the many scarp falls in the region.
The Dassam Falls is an example of a nick point caused by rejuvenation. Knick point, also called a nick point or simply nick, represents breaks in slopes in the longitudinal profile of a river caused by rejuvenation. The break in channel gradient allows water to fall vertically giving rise to a waterfall. The water of the Dassam Falls is very clean and clear. It is natural for a tourist to be enticed to enter the water for a bath or swim but tourists are warned not to do so because of the current that is generated.There have been cases of drowning in Dassam Falls. Nine people died of drowning between 2001 and 2006.