RIVER CAUVERY - GEOGRAPHY

News: Cauvery water-sharing issue: TN to blame for its water woes, can’t release more after Sept 12, Karnataka tells SC

 

What's in the news?

       Stating that Tamil Nadu has only itself to blame for its current water woes, the Karnataka government has told the Supreme Court that it may not be feasible for Karnataka to release any more water after September 12, as it is “facing severe drought situation both in Cauvery and Krishna basins”.

 

Cauvery River:

       It is known as ‘Ponni’ in Tamil also known as Ganga of the south, and it is the fourth largest river of southern India.

       It is a sacred river of southern India.

 

Origin:

       Originates from Talakaveri in the Western Ghats, Karnataka.

       It rises on Brahmagiri Hill of the Western Ghats in southwestern Karnataka state, flows in a southeasterly direction through the states of Karnataka and Tamil Nadu, and descends the Eastern Ghats in a series of great falls and drains into Bay of Bengal through Pondicherry.

 

Stats:

       Covers a total length of approximately 805kilometers.

       The river basin spans an area of around 81,155square-kilometers.

 

States located in the basin:

       Cauvery river basin is spread in the states of Karnataka, Tamil Nadu, Kerala and the Union Territory of Puducherry.

 

Tributaries:

       Left bank - Harangi, Hemavathi, Shimsa, Arkavathi

       Right bank - Lakshmana Theertha, Kabini, Suvarnavathi, Bhavani, Noyyal, Amaravati.

 

Cities located:

       Mysuru

       Srirangapatna

       Shivanasamudra

       Sivasamudram

       Mettur

       Erode

       Karur

       Thanjavur

       Kumbakonam

Other Key Features:

       Features captivating waterfalls like Shivanasamudra Falls.

       Forms the fertile Cauvery delta, known as the “Rice Bowl of Tamil Nadu".

       Numerous reservoirs and dams constructed along the river, such as Krishna Raja Sagara, Kabini, Mettur, and Stanley Reservoir.

       Supports diverse ecosystems and a wide range of wildlife, including elephants, tigers, crocodiles, and various bird species.