Kavvayi River

The Kavvayi River basin is located between 120 05’ to 120 15’ North latitude and 750 05 ‘ to 750 20’ East longitude. It spreads over the district of Kannur and Kasargod. It has a total area of 164.76 km2 covering 14 villages spread over 9 local bodies in the two districts. Kavvayi River or Thattar River emerges from the Cheemeni Kunnu at elevation 114 m. above MSL having a length of 31 km and joining directly to Kavvai backwater. Kavvayi River is typical among the 14 midland-originated rivers in Kerala. It has a watershed area confined to midland hillocks and their valley. Kavvayi River includes five rivers, the Kavvayi River, and its tributaries- Kankol, Vannathichal, Kuppithodu, and Kuniyan – flow together to form the Kavvayi Backwaters.