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Karnataka's Mekedatu Dam Project: SC Dismisses TN Review, Revised DPR at ₹9,000 Cr

Target:UPSC GS-IIMPSCSSC GATeachingPrelims HighMains MediumStatic GK Link
24 Jun 2026
~2 min
Source: The Hindu
Key Data:₹9,000 crore67.16 TMC ft400 MW100 km from BengaluruNovember 2025
Bodies:Supreme CourtTamil Nadu AssemblyKarnataka Government
Practice MCQs from today's news ▸
What This Article Covers

1.Tamil Nadu Assembly passed a unanimous resolution against Karnataka's Mekedatu project after SC dismissed TN's review petition in November 2025.

2.Karnataka plans to submit a revised DPR for a ₹9,000-crore reservoir impounding 67.16 TMC ft with a 400 MW hydro component, but no irrigation.

3.The row highlights ongoing Cauvery water sharing tensions and the legal complexities of inter-state river disputes in India.

The Big Picture
Prelims · HighMains · Medium

The Mekedatu dam row between Karnataka and Tamil Nadu has intensified after the SC dismissed TN's review petition against Karnataka's proposed drinking water-cum-balancing reservoir on the Cauvery. With Karnataka preparing a revised DPR, this inter-state water dispute tests federal principles, judicial precedent, and riparian rights under the Cauvery Water Disputes Tribunal Award.

Exam Lens

Quick Exam Facts From News

Project Cost₹9,000 crore
Storage Capacity67.16 TMC ft
LocationMekedatu, ~100 km from Bengaluru
Power Component400 MW (hydro)
Irrigation ComponentNone
SC Review Petition VerdictDismissed (Nov 2025) - termed 'premature'

1-Minute Revision

  • ›Project Cost: ₹9,000 crore
  • ›Storage Capacity: 67.16 TMC ft
  • ›Target this Data: ₹9,000 crore cost, 67.16 TMC ft capacity, 400 MW hydro, no irrigation component
  • ›Target this Location: Mekedatu, ~100 km from Bengaluru, on the Cauvery river
  • ›Target this Legal Point: SC termed TN's challenge as 'premature' — review petition dismissed in November 2025

Mastered this topic? Test your knowledge with a full MCQ quiz.

Practice exam-style questions, track your score, and strengthen your recall.

Q1Static LinkageEasy

Under which Constitutional Article can Parliament provide for the adjudication of disputes relating to inter-state rivers?

Q2Statement-basedHard

Consider the following statements:

1. The Mekedatu project is a drinking water-cum-balancing reservoir proposed by Karnataka on the Cauvery river.

2. The project includes an irrigation component of 67.16 TMC ft.

3. The Supreme Court dismissed Tamil Nadu's review petition against the project as 'premature'.

Which of the statements given above is/are correct?

Q3Data-centricMedium

What is the proposed hydro power generation capacity of the Mekedatu project?

Q4Application/ImpactMedium

What is the primary reason for Tamil Nadu's opposition to the Mekedatu project?

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