Valapattanam River is in Kannur district and is the largest river in Kannur. This river originates from the Western Ghats and empties into Arabian Sea. Long ago, this river was used as a ship route for trading purposes. This river is a major source of irrigation in Kannur and is also a fishing harbor. A wood factory called as Western India Plywoods located near the river was the largest wood industry in India and was also biggest plywood factory in Asia till some years back. On the banks of this river lies the Valapattanam town and the famous pilgrim center Parassinikadavu Muthappan Temple. Boating facilities are available here and the tourists coming to the temple make it a point to plan a boat cruise.

A river viewing project has been launched by the Kerala District Tourism Council in order to popularize the Kettuvallam as part of tourism promotion. This helps to make the people know more about the Valapattanam River as well.