Dibang Multipurpose Project

Category: Infrastructure | Energy | Environment | Northeast India

UPSC Notes

The Dibang Multipurpose Project is a major hydropower and flood-moderation project on the Dibang River in Arunachal Pradesh. It is being implemented by NHPC and is intended to contribute to electricity generation, flood moderation and regional infrastructure development.

The project is notable for its proposed installed capacity of 2,880 MW, making it one of India's major hydropower developments.

Key Pointers

  • State: Arunachal Pradesh.

  • River: Dibang, part of the Brahmaputra river system.

  • Implementing organisation: NHPC Limited.

  • Installed capacity: 2,880 MW.

  • Project type: Multipurpose hydropower development.

  • Objectives: Electricity generation and flood moderation, along with associated regional development.

  • Environmental concerns: Forest loss, biodiversity impacts, sediment movement, seismic risks and changes to river ecology.

  • Social concerns: Land acquisition, community rights and impacts on local livelihoods.

  • Strategic significance: Strengthens renewable electricity capacity and infrastructure in India's northeastern border region.

A government-reported project schedule has listed anticipated commissioning in February 2032; project timelines can change.

Mains angle: Large hydropower projects require a balance between energy security, ecological safeguards, disaster-risk assessment and the rights of local communities.