Bhagirathi & Other (Ganga Lower) Sub Basin
 

The geographical extent of the Bhagirathi and others (Ganga Lower) sub-basin lies between 86 7' to 89 28' east longitudes and 21 39' to 26 56' north latitudes of the country. This sub-basin drains the main Ganga into the Bay of Bengal. The sub-basin contains many drains namely the Hoogly, the Jamuna, the Balason, the Gumani, the Mayurakshi, the Dwarka, the Bhagirathi, the Mahananda to name some. The sub-basin of Ganga basin has a total catchment area of 64038 Sq.km. It drains into the states of Bihar, Jharkhand and West Bengal. The sub basin map is shown below:

 

(Source: India-WRIS)