Burhi Gandak River
The Budhi Gandak originates (starts) from Chautarwa Chaur near Bisambharpur in the district of West Champaran in Bihar. It at first flows through the East Champaran district. After flowing for a distance of about , the river takes a south-turn where two rivers - the Dubhara and the Tour join it. The total length of the river is . The drainage area of the river is .