Aji River is one of the main rivers of saurashtra (region), Gujarat State. It is called the lifeline of Rajkot City and separates Rajkot in east-west parts. There are four dams on Aji River, the water from which is used for agriculture and as drinking water.
Rajkot Municipal Corporation has started project for the purification of Aji River and to provide retaining walls and plantations at both ends. Originating from the hilly areas of Sardhar and Hingolgadh, it has a length of 250 km and flows into the gulf of Kutchh. Some of the major tributaries of Aji are the Nyari, Khokaldadi,Bhankudi & Dondi rivers originating from the hills of Sardhar near Atkot. There are major irrigation projects on Aji, but none of them support any canal system for irrigation.