With reference to the Siang Upper Multipurpose Project (SUMP), consider the following statements: 1. The project aims to generate a target capacity of 11,000 MW. 2. The project is intended to provide flood mitigation and boost socio-economic development. 3. The project is located in the Siang-Brahmaputra basin. Which of the statements given above is/are correct?

Arunachal Pradesh State Cabinet approves panel for survey of Siang mega dam

GS3Economy · S&T · Environment · Security· Nuclear & new energy technology· Prelims + Mains· 24 September 2026

Hydroelectric power vs ecological preservation: a GS3 case study on infrastructure and environmental trade-offs.

Why in news

The Arunachal Pradesh State Cabinet approved an Empowered High-Level Committee to conduct a pre-feasibility survey for the Siang Upper Multipurpose Project (SUMP) despite local protests.

Background

The Siang Upper Multipurpose Project (SUMP) aims to generate 11,000 MW of power and provide flood mitigation in the Siang-Brahmaputra basin. The project is intended to boost employment and socio-economic development in the region.

Facts for Prelims

FactSUMP target capacity: 11,000 MW
PlaceSiang-Brahmaputra basin: Location of the proposed project
PostPema Khandu: Chief Minister of Arunachal Pradesh

Prelims practice question

With reference to the Siang Upper Multipurpose Project (SUMP), consider the following statements:

The project aims to generate a target capacity of 11,000 MW.
The project is intended to provide flood mitigation and boost socio-economic development.
The project is located in the Siang-Brahmaputra basin.

Which of the statements given above is/are correct?

(a)1 only
(b)1 and 2 only
(c)1 and 3 only
(d)1, 2 and 3

Show answer

Answer: (d) 1, 2 and 3 — Statements 1, 2 and 3 are correct.

For Mains

Q. Discuss the trade-offs between large-scale hydroelectric projects and ecological preservation in ecologically sensitive zones like the Brahmaputra basin.

Dimensions to cover in your answer

Ecological risk: Potential impact on biodiversity and siltation patterns in the Brahmaputra river system
Socio-economic friction: Balancing state-led infrastructure goals with local community rights and environmental concerns

Keywords: Pre-feasibility report · Hydroelectric power · Flood mitigation · Socio-economic development · Ecologically sensitive zones

Read the full news →Report a mistake in this note Source: The Hindu ↗

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