Modak Sagar is a lake located in Thane district on the Vaitarna River.

It has an overflow level of 163.15 meters, making it the second largest of the lakes supplying water to the city of Mumbai.

In memory of this talented engineer, the corporation named the lake 'Modaksagar' after Nanasaheb Modak.

Access is only for officials from the MCGM, however if anyone wishes to see the dam you need to take permission from their head office at CST.

[3] The lake is home to crocodiles that inhabit the shallow waters near its coast PDF: Outline of Master plan for Greater Bombay