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Tirunelveli, Cheranmahadevi, Tirunelveli District, Tamil Nadu, 627604, India (8.70122 77.57927)
Tirunelveli is located at 8°43′41.82″N 77°41′43.94″E / 8.7282833°N 77.6955389°E / 8.7282833; 77.6955389, and its average elevation is 47 metres (154 ft). It is located at the southernmost tip of the Deccan plateau. The Tamirabarani River divides the city into the Tirunelveli quarter and the Palayamkottai area. The river (with its tributaries, such as the Chittar) is the major source of irrigation, and is fed by the northeast and southwest monsoons. There are several small lakes of ponds (known as Kulam) in the city. These include Nainar Kulam, Veinthan Kulam, Elantha Kulam and Udayarpetti Kulam. The area around the Tamirabarani River and the Chittar has five streams: Kodagan, Palayan, Tirunelveli, Marudur East and Marudur West, and the Chittar feeds fifteen other channels. The soil is friable, red and sandy.