Karnataka may have to release nearly double the stipulated 3,500 cusecs owing to dry riverbed till Biligundlu
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The Cauvery Water Regulation Committee has ordered Karnataka to release 3,500 cusecs of water daily to Tamil Nadu, sparking concerns over potential losses due to dry riverbeds. Simultaneously, Tamil Nadu CM Vijay has urged PM Modi to intervene regarding the Mekedatu project, citing legal discrepancies.
The Growing Cauvery Crisis: Water Distribution and Political Tensions
The Cauvery water dispute has entered a critical phase following the Cauvery Water Regulation Committee’s (CWRC) directive on July 28, 2026, ordering Karnataka to release 3,500 cusecs of water daily to Tamil Nadu for a 15-day period. This decision, aimed at addressing the immediate needs of the lower riparian state, coincides with broader climate concerns, specifically the anticipation of worsening El Nino conditions that threaten to exacerbate the already strained water storage levels in both states.
The Challenge of Transmission Losses
A primary technical challenge highlighted by experts is the discrepancy between the ordered release and the actual water reaching the Biligundlu measuring gauge. Because the riverbed and banks along the route are currently dry, a significant portion of the water released from the KRS and Kabini reservoirs is expected to be absorbed by the environment. Experts estimate that to ensure a consistent flow of 3,500 cusecs at the border, Karnataka may need to release one-and-a-half to two times the mandated volume to compensate for groundwater depletion and channel losses.
Official Responses and Potential Legal Recourse
Karnataka’s Water Resources Minister, K. Ramalinga Reddy, has voiced strong opposition to the directive, citing severe drought conditions within the state. The administration is currently evaluating the feasibility of filing an appeal before the Cauvery Water Management Authority (CWMA). This highlights the recurring tension between the legal mandates issued by central bodies and the ground-level reality of water scarcity faced by state governments.
The Mekedatu Project and Federal Intervention
Parallel to the immediate water release crisis, the political landscape has been further complicated by Tamil Nadu Chief Minister C. Joseph Vijay’s appeal to Prime Minister Narendra Modi. CM Vijay has demanded the withdrawal of a recent Rajya Sabha statement made by the Union Minister of State for Jal Shakti, which suggested that Karnataka does not require consent from lower riparian states for the Mekedatu project. CM Vijay argues that any such project must strictly adhere to the Cauvery Water Disputes Tribunal (CWDT) Award and Supreme Court rulings.
Broader Implications and Future Trends
The intersection of climate-driven drought and long-standing interstate infrastructure disputes creates a volatile environment for water governance in India. As water security becomes increasingly precarious due to shifting monsoon patterns and rising demand, the reliance on judicial and regulatory intervention is likely to intensify. The debate over the Mekedatu project, in particular, signals a deepening rift regarding the interpretation of riparian rights and administrative protocols for river management.
Conclusion
The situation remains fluid, with Karnataka balancing its internal water crisis against federal mandates while Tamil Nadu continues to leverage political channels to protect its downstream interests. Moving forward, the effectiveness of the CWRC’s orders will depend heavily on the ability to account for environmental transmission losses and the capacity of the central government to mediate the increasingly contentious Mekedatu project dispute.
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