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Siang Upper Multi-Purpose Project (SUMP)

Sector: Hydro • Location: Arunachal Pradesh, India

Source: The New Indian Express

Project
Pre-Feasibility Study

The project involves the construction of a 300-meter high dam on the Siang River in Arunachal Pradesh, India. It is an 11,500 MW hydroelectric project that would submerge 27 villages and affect around 150,000 members of the Adi tribe. The project is currently in the pre-feasibility study phase, with survey work being expedited by the government. Activists have urged the government to engage in dia

Status
Prospective
Sector
Hydro, Government, Water Supply and Storage
Location
Arunachal Pradesh, India
Updated
22 Jul 2026
Source
The New Indian Express

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The project “Siang Upper Multi-Purpose Project (SUMP)” is an infrastructure initiative in the Hydro sector, located in Arunachal Pradesh, India. Taiyo aggregates data on it from The New Indian Express.

Participants

Sponsoring Agency

Status

Original status

pre-feasibility study

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The project involves the construction of a 300-meter high dam on the Siang River in Arunachal Pradesh, India. It is an 11,500 MW hydroelectric project that would submerge 27 villages and affect around 150,000 members of the Adi tribe. The project is currently in the pre-feasibility study phase, with survey work being expedited by the government. Activists have urged the government to engage in dialogue with China to understand the hydrology before proceeding with construction.

Original sector

Energy

Location

Country

India

State

Arunachal Pradesh

Source

Source

The New Indian Express

URL

More Details

Record type

Project

Sector

Hydro, Government, Water Supply and Storage

Article published date

2025-09-16

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