Sileru River is a tributary of Sabari River. It originates in Andhra Pradesh and also flows through Odisha before merging with Sabari. Sabari river crosses the border into Andhra Pradesh to merge with Godavari river. Sileru (known as Machkund in its upper reaches) river joins Sabari river tri-junction boundary point of Andhra Pradesh, Chhattisgarh and Odisha. From Wikipedia
