Muvattupuzha River is one of the important rivers in Ernakulam District
. This river is the union of three rivers - Thodupuzha
, Kaliyar and Kothamangalam. These rivers join together at Muvattupuzha
and then flow towards south-west as a single river to the Vaikkom Lake. Finally, it merges with the Arabian Sea
. The famous Thommankuthu Waterfalls is situated in the river Muvattupuzha. Besides, a dam for irrigation purpose is built across this river.