Upper Subansiri is a district in northern Arunachal Pradesh, India, with its headquarters at Daporijo. Named after the Subansiri River, it is known for steep Himalayan terrain, forested valleys and scattered settlements. Its remote mountain setting shapes everyday travel, livelihoods and access to services.
Tagin communities are prominent, alongside other Indigenous groups with distinct languages and traditions. Festivals such as Si-Donyi celebrate community ties and cultural heritage. Farming, horticulture, small-scale trade and government services support the local economy. Daporijo serves as an administrative and market centre, while the Subansiri River, surrounding hills and village landscapes are notable local features.
Common civic concerns include reliable roads and bridges, electricity, mobile connectivity, drinking water, healthcare and education in remote villages. Residents also have a stake in employment opportunities, disaster preparedness and forest protection. Hydropower development along the Subansiri raises wider questions about environmental impacts, livelihoods and how benefits reach local communities.