The District is situated at the center of the state, which comes under North Bank Plain Zone (NBPZ) of Assam, occupies a geographical area of 1427.49 sq. km between longitudes 2009’N to 26º95’N and latitudes 91º45’E to 92022’E.The district is surrounded in the north by Udalguri District, in the east Sonitpur District and in the west by Kamrup District. The major physiographic variation of the district is in general considered to be plain except high land areas, flood prone areas, char lands and swampy areas. The mighty Brahmaputra flows along the southern periphery of the district. Thus, the district is also well connected with the water ways. The river Brahmaputra is the main river in the border of the south of the district flows from the east to west direction. Other important tributaries of the Brahmaputra are Barnadi, Nanoi, Mangaldai, Nowanodi, Saktola, Dhansiri, which are the main River flowing through the district and the rivers are perennial in nature.