Upper Subansiri is an administrative district in the state of Arunachal Pradesh in India.
The district was formed when Subansiri district was bifurcated into Upper and Lower Subansiri districts in 1987.
The district headquarters are located at Daporijo. Upper Subansiri district occupies an area of 7,032 square kilometres (2,715 sq mi),comparatively equivalent to the United Kingdom’s East Falkland.The important towns are Daporijo, Dumporijo, Taliha, Nacho, Siyum, and Maro.
In 2006 the Indian government named Upper Subansiri one of the country’s 250 most backward districts (out of a total of 640).It is the only district in Arunachal Pradesh currently receiving funds from the Backward Regions Grant Fund Programme (BRGF).
There are five Arunachal Pradesh Legislative Assembly constituencies in this district: Nacho, Taliha, Daporijo, Raga, and Dumporijo. All of these are part of Arunachal West Lok Sabha constituency.
Upper Subansiri is endowed with the potential to be developed as the tourist hotspot.Upper Subansiri is bestowed with ecstatic natural beauty like any other places in Arunachal Pradesh. Mere sight of its beauty mesmerizes and provides peace and tranquility to the onlooker.
It not only has a beautiful and kaleidoscopic culture and tradition but also has many beautiful and mysterious places associated with local history, local tales, folklores and mythology. An entire package for tourism is present within the district. Some places at hand that are worth mentioning here are Aato Topo statue at Dumporijo; Menga mandir:’ a cave mandir with a huge Shiva Linga inside. The cave has two caves within, which goes down about 8 meters.
Then there is mysterious and sacred Jalang waterfall at Timba village which has a unique quality to heel fire caused wounds. Again there is Keba Somara village where there is mysterious Yechung Gambung in the Subansiri river, which is believed to be linked to a cave/large crack in the mountain, 2 km away and has an associated history. Then, Lingpi ligne at Dupit village is worth seeing here a huge Shiva Linga shape stone (Lingpi coming out from earth) which has a mysterious belief associated: that it disappears every year for some months. Again, Achin Muri is a historical place associated with the massacre of Indian Army in 1954. Finally, statue of courageous Sher-e-Thappa who alone stopped Chinese for 72 hours in 1962 Indo-China war the place is worth visiting. These are but just tips of the icebergs. In addition, these places are located in beautiful natural settings.
Also, there is adventurous trekking from Siyum to Mechuka through snow laden and mighty Tikuk pass in the Tikuk mountain (during November). This trade route was part of the established barter practice between Tibet and the tribes in the region during 20th C.