
Mekedatu Cauvery Dispute | UPSC GS-2 | UPSCPDF
UPSCPDF Editorial Analysis: Mekedatu Cauvery reservoir dispute — cooperative federalism, Article 262, CWMA, riparian rights. UPSC GS-2 guide with MCQs, Mains, Essay, Interview.
💡 Key Takeaways | 🕰️ Evolution of the Mekedatu & Cauvery Dispute | 🔍 Core Concepts | ⚖️ Constitutional & Legal Foundations | 🏛️ Institutional & Regulatory Architecture | 📐 Technical & Legal Appraisal Bodies | 🌍 Global Best Practices in River-Basin Governance | 📊 Marks Breakdown | 🧩 Key Dimensions | ➕ Additional Mains Practice | 📐 Additional Essay Angle Cards | 👥 Key Actors & Stakeholders | 🗂️ Quick Revision Tags | 🇮🇳 UPSCPDF Editorial Analysis
Inter-State River Water Governance, Article 262, Riparian Rights & the Karnataka–Tamil Nadu Cauvery Conflict — Why a Balancing Reservoir Became a Federal Flashpoint On 19 June 2026, the Tamil Nadu Legislative Assembly unanimously passed a resolution opposing Karnataka's proposed Mekedatu drinking water-cum-balancing reservoir project and urged the Union government to withhold all approvals and technical clearances. The issue has resurfaced after the Supreme Court, in November 2025, termed Tamil Nadu's challenge to Karnataka's proposal "premature" while the Detailed Project Report (DPR) remains under scrutiny by expert bodies. Karnataka wants to build a ₹9,000-crore balancing reservoir at Mekedatu — about 100 km from Bengaluru — to store 67.16 TMC ft of water and generate 400 MW of hydropower, citing Bengaluru's drinking water needs and flood regulation. Tamil Nadu, as the lower riparian state, fears reduced downstream flows and a weakening of its share in a basin it consi
⏱ Reading time: ~33 min


