Siul River, the largest tributary of the
Ravi River, originates from the tract between the Dhauladhar and
Pir Panjal ranges near
Jammu and Kashmir and
Himachal Pradesh border. The river flows in the east direction, then takes a āUā turn and attains a south-west flow, before draining into the Ravi River downstream of
Chamba.
River Baira is a prominent tributary of Siul River.