■ CHEMBARAKKAM LAKE.
Chembarambakkam lake is a lake located in Chennai, Tamil Nadu. about 25 km from Chennai.
◇ It is one of the two rain-fed reservoirs from where water is drawn for supply to Chennai City, the other one being the Puzhal Lake.
◇ The Adyar River originates from this lake. A part of water supply of the metropolis of Chennai is drawn from this lake.
◇ This was the first Artificial lake built by Rajendra Chola I the son of Rajaraja Chola and Thiripuvana Madeviyar, prince of Kodumbalur.