over 12,790 km 2 . It entres into the Bay of Bengal after joining of the Brahmani at Dhamara mouth near Chandbali , Bhadrak . The Subarnarekha : It originates from the Chhotanagpur plateau of Bihar. It is 433 km (70 km in Odisha) and has a catchment area of 19,500 km (3,200 km in Odisha)