The South Pennar River is known as Dakshina Pinakini in Kannada and Thenpennai or Ponnaiyar in Tamil. The river originates in the Nandi Hills in the Chikkaballapura district of Karnataka and flows through Tamil Nadu before emptying into the Bay of Bengal. It has a catchment area of 1,424 square miles (3,690 km2) located in Karnataka, Tamil Nadu and Andhra Pradesh states. Small dams of Kelavarapalli and Krishnagiri dams are built across this river near Hosur and Krishnagiri.The largest dam on this river , Sathanur Dam with 7.3 Tmcft Gross Capacity is built near Tiruvannamalai. Moongilthuraipattu Sugar Factory is also situated on the bank of river.
The river is dry for the most part of the year. Water flows during the monsoon season when it is fed by the south-west monsoon in catchment area and the northeast monsoon in Tamil Nadu. However this water flow raises the water table throughout the river basin and feeds numerous reservoirs/tanks.
Length: 500 km
Source: Nandi Hills
Mouth - Bay of Bengal
Country: India
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