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31 August 2026

Tamil Nadu-Karnataka Cauvery water dispute

The Cauvery water dispute is a perennial issue of inter-state water sharing involving constitutional federalism, the role of statutory bodies like the CWMA, and the management of natural resources, making it a standard topic for UPSC Mains.

1 min read Day 23 of 26 2 questions 1 prelims

Notes

  • Tamil Nadu has moved the Supreme Court seeking the release of 17.604 tmc ft of water from Karnataka as a backlog balance as of August 27.
  • The state is requesting the enforcement of a 9,000 cusecs daily release schedule between August 26 and September 8, as mandated by the Cauvery Water Management Authority (CWMA).
  • Tamil Nadu seeks judicial intervention to address the shortfall between actual flows at the Billigundulu border point and the quantities directed by the CWMA.
  • The Cauvery Water Regulation Committee (CWRC) had previously fixed a release of 9,000 cusecs for 15 days starting August 25.
  • Tamil Nadu claims the CWRC order failed to account for an accumulated backlog of 17.415 tmc ft as of August 23.
  • The dispute impacts the Kuruvai agricultural season and the operation of the Mettur dam for irrigation purposes.

Part of a longer story

This is day 23 of 26 in Mekedatu dam project dispute between Karnataka and Tamil Nadu, which has been running since 21 June 2026. Reading it whole is usually worth more than reading today alone — the exam asks how something developed.

Questions

  1. Examine the role of the Cauvery Water Management Authority (CWMA) in resolving inter-state water disputes and the challenges associated with the implementation of its directives. 150 words
    Attempt this — 150 words in 8 min
    0 / 150 words 8:00
  2. The recurring nature of inter-state river water disputes in India highlights the limitations of existing institutional mechanisms. Discuss the constitutional provisions for the adjudication of such disputes and suggest measures to strengthen cooperative federalism in water governance. 250 words
    Attempt this — 250 words in 11 min
    0 / 250 words 11:00

Prelims

  1. Which of the following locations serves as the designated border point for measuring water flows between Karnataka and Tamil Nadu in the Cauvery river dispute?

Syllabus

Topics

Sources

250words.in · https://250words.in/daily/2026-08-31/tamil-nadu-karnataka-cauvery-water-dispute