Brahmaputra River branch, which contains the majority of the river's flow, continues due south as the Jamuna () to merge with the lower Ganga, called the Padma River (). The eastern branch, formerly the larger, but now much smaller, is called the lower or old Brahmaputra (). It curves southeast to join the Meghna River near Dhaka. The Padma and Meghna converge near Chandpur and flow out into the Bay of Bengal. This final part of the river is called Meghna. The Brahmaputra enters the plains of Bangladesh after turning south around the Garo Hills below Dhuburi, India. After flowing past Chilmari,
National Ganga River Basin Authority National Ganga River Basin Authority National Ganga River Basin Authority (NGRBA) is a financing, planning, implementing, monitoring and coordinating authority for the Ganges River, functioning under the water resource ministry of India. The mission of the organisation is to safeguard the drainage basin which feeds water into the Ganges by protecting it from pollution or overuse. In July 2014, the NGRBA has been transferred from the Ministry of Environment and Forests to the Ministry of Water Resources, River Development & Ganga Rejuvenation, formerly Ministry of Water Resources (India). Union government in a notification issued on 20 September 2016 has taken