Pennaiyar River:

The Supreme Court recently directed the Centre to constitute a tribunal to adjudicate the dispute between Tamil Nadu and Karnataka over the sharing of Pennaiyar River water.It is a water-sharing dispute between the Indian states of Tamil Nadu and Karnataka.
- The Pennaiyar River is a major river in southern India flowing through Tamil Nadu and Karnataka.
- It is also known as the South Pennar River, Dakshina Pinakini in Kannada, and Thenpennai, Ponnaiyar, or Pennaiyar in Tamil.
- It originates in the Nandi Hills in the Chikkaballapura district of Karnataka.
- It then flows through Tamil Nadu, where it enters the Bay of Bengal at Cuddalore.
- Major tributaries are the Chinnar, Markanda, Vaniar, and Pamban.
- It has reservoirs at Krishnagiri and Sathanur.


