The Coleroon (also Kollidam or Kolidam) is a river in southeastern India. The Coleroon is the northern distributary of the Cauvery River as it flows through the Delta of Thanjavur. The Coleroon splits from the main branch of the Cauvery at the island of Srirangam and flows eastward into the Bay of Bengal. A distributary is a river that branches off from a major river before it reaches the sea, particularly in a river delta. ... The Cauvery (sometimes written as Kaveri) is one of the major rivers of southern India. ... Nile River delta, as seen from Earth orbit. ... Thanjavur, also known as Tanjore, is a city in Tamil Nadu, in southeastern India. ... Srirangam (also Thiruvarangam) is a small town in south India adjoining Tiruchirapalli. ... The Bay of Bengal is a bay that forms the northeastern part of the Indian Ocean. ...
At the source of the River there is a temple where every year on the specified day known as Tula sankramana, thousands flock to see the divine sight of the river water gushing out like a fountain at a predetermined time.
Large dams were constructed across the river for irrigation at Krishna Raja Sagar in Karnataka and at Mettur in Tamil Nadu.
The Bhavani River joins the Cauvery at the town of Bhavani, where the Sangameswarar Temple, an important pilgrimage spot in southern India, was built at the confluence of the two rivers.
The Central Carnatic extended from the Coleroonriver to the river Pennar; its chief towns were Madras, Pondicherry, Arcot, Vellore, Cuddalore, Pulicat, Nellore, andc.
The Northern Carnatic extended from the river Pennar to the northern limit of the country; and the chief town was Ongole.1 The Carnatic, as above defined, comprehended within its limits the maritime provinces of Nellore, Chingleput, South Arcot, Tanjore, Madura and Tinnevelly, besides the inland districts of North Arcot and Trichinopoly.
The Pandya kingdom ~ractically coincided in extent with the districts of Madura and rinnevelly; that of the Cholas extended along the Coromandel :oast from Nellore to Pudukottai, being bounded on the north ~y the Pennar river and on the south by the Southern Vellaru.