1.Mahanadi: The Mahanadi River is one of the major rivers of eastern India. It flows primarily in the states of Chhattisgarh and Odisha. The river has an eastward flow, and it ultimately empties into the Bay of Bengal.

2.Krishna: The Krishna River is one of the major rivers in southern India. It originates in the western state of Maharashtra and flows eastward through Maharashtra, Karnataka, and Andhra Pradesh before emptying into the Bay of Bengal. 

3.Tapi: This River primarily flows through central India. It originates in the eastern central part of Madhya Pradesh, near the Betul district, and flows westward through Madhya Pradesh, Maharashtra, and Gujarat before emptying into the Arabian Sea.

4.Kaveri (Cauvery): The Kaveri River, also known as the Cauvery, is another significant river in southern India. It originates in the Western Ghats in Karnataka and flows southward through Karnataka and Tamil Nadu. It ultimately empties into the Bay of Bengal.