Chachai Falls is in Rewa district in the Indian state of Madhya Pradesh.

[2][3] Chachai 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.

[4] It is situated 46 kilometres (29 mi) from Rewa, at the edge of the Chitrakoot Hills, which are part of the Kaimur Range.