Daporijo is a census town in the Upper Subansiri district, Indian state of Arunachal Pradesh in the Northeast of India. Originally Dapo referred to "protection" or "the barrier" against the epidemic or evil spirits while Rijo stood for "the valley". It hosts the headquarters of Upper Subansiri district. It is a beautiful town situated amidst seemingly endless hillocks, atop …Daporijo is a census town in the Upper Subansiri district, Indian state of Arunachal Pradesh in the Northeast of India. Originally Dapo referred to "protection" or "the barrier" against the epidemic or evil spirits while Rijo stood for "the valley". It hosts the headquarters of Upper Subansiri district. It is a beautiful town situated amidst seemingly endless hillocks, atop the river Subansiri, known for the Daporijo Bridge- a BRO undertaking as one of the swiftest ever: a bridge built in only 27 days in April 2020.