UPSC Notes

River Interlinking Projects

PYQs

8

Articles

1

Momentum

21

Phase IFoundation

Background

Overview

Important for understanding India's water resource management strategies, infrastructure development, environmental policy, and the complexities of inter-state cooperation and conflict.

River interlinking projects in India aim to transfer water from water-surplus river basins to water-deficit basins through a network of canals, primarily to address regional water imbalances, mitigate floods and droughts, and enhance irrigation and power generation capacity.

Phase IIStatic core

Facts & tables

Key facts

Objective

Address water scarcity, improve irrigation, generate hydropower, and mitigate floods/droughts.

Components

Proposed 30 links (14 Himalayan, 16 Peninsular) under the National Perspective Plan.

Key Project

Ken-Betwa Link Project is the first major project under NRLP.

Challenges

High financial cost, environmental impact (deforestation, displacement), inter-state disputes over water sharing, and feasibility concerns.

Reference table

Static syllabus anchors

TypeReference
Conceptual areaIndian Hydrography & Water Bodies
Conceptual areaEnvironmental Law & Policy

Reference table

Institutions & roles

BodyRole
National Water Development Agency (NWDA)Plans
Ministry of Jal ShaktiOversees
Phase IIIExam lens

Prelims angle

Overview

Prelims angle: Factual recall

Prelims angle: Multi-statement analysis

Quick revision

  • Aims to transfer water from surplus to deficit basins.
  • Part of the National Perspective Plan, managed by NWDA.
  • Benefits include irrigation, flood control, and hydropower.
  • Major concerns: environmental damage, displacement, high cost.
  • Often leads to new inter-state water sharing disputes.

High-confidence PYQs

Topic timeline

Indian Hydrography & Water BodiesEnvironmental Law & Policy

Harish demands clarity from CM on three-State water talks

27 Jun 2026 · River interlinking projects aim to redistribute water from surplus to deficit basins to address water scarcity and enhance irrigation, but face significant challenges related to environmental impact, financial viability, and inter-state water sharing disputes.

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River Interlinking Projects

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