Notes: The Narmada, Periyar and Tapti are the only long rivers, which flow west and make estuaries.

Which Indian rivers form estuaries?

The Narmada, Sharavati, Periyar and Tapti are the only long rivers, which flow west and make estuaries.

Which river does not form an estuary?

The Mahanadi River does not make an estuary. The most important estuary in India is made by the Hooghly River.