- In the first century B.C, Sringaverapura near Allahabad had a sophisticated water harvesting system channeling the flood water of the river Ganga .
- During the time of Chandragupta Maurya , dams, lakes and irrigation systems were extensively built .
- Evidences of sophisticated irrigation works have also been found in Kalinga (Odisha), Nagarjunakonda (Andhra Pradesh), Bennur (Karnataka), Kolhapur (Maharashtra), etc,
- In the 11th Century , Bhopal Lake , one of the largest artificial lakes of its time was built .
- In the 14th Century , the tank in Hauz Khas , Delhi was constructed by Iltutmish for supplying water to the Siri Fort area .
