Tirur River is one of the significant rivers in Kerala
. It originates from the Athavanad hills in Tirur
town of Malappuram District
. Its length extends up to 48 km. Initially, it flows towards south-west up to Thirunavaya
and twists its direction towards north-west direction. Again it turns south-west to merge with Bharathapuzha
near the port of Ponnani
. This river is a division of west coast water transport system.