About: Varthur Lake

Varthur Lake is a man-made tank or reservoir located in Bangalore, Karnataka. The history of the lake goes back to the Ganga Empire. Varthur Lake is the primary outflow for a series of interconnected channels or drains and lakes that forms the Varthur Lake series or the Bellandur-Varthur Lake series. Bellandur lake is fed by a number of cascading lake chains. Bellandur canal enters Varthur lake in the west, the shallow most portion of the lake. The depth gradually increases towards the east part of the lake to a maximum of 1.85 to 2.55 m. An eastern side is dammed. The depth at the inlet is as low as 10 cm. Over half of the lake is covered with macrophytes through the year. The presence of these reduces the ability of the lake to control its water quality. In February 2002 Varthur Lake was