The Kurung Kumey district was bifurcated from Lower Subansiri district in the year 2001. The name of the district is derived from Subansiri river, its stream twin river Kurng and Kumey. The Subansiri river is the triburaty of Brahmaputra river, that flows from Tibet.
In the easternmost tip our country lies this enchanting land namely LOHIT(also Lohit) district of Arunachal Pradesh which is known for its pristing scenic beauty.
The East Siang District is a wild mountainous area and presents a remarkable topographical variety. The District has an area of 4005 sq.km. and is lying approximately between 27 ° 43' and 29° 20' North latitudes and 94° 42' and 95° 35' East latitudes.