Hirakud Dam is the longest dam in India. It is one of the first major multipurpose river valley projects. It helps in flood control, irrigation, and power generation.

Built across Mahanadi River, Hirakud Dam is one of the first major multipurpose river valley projects started in the country after Independence. Over the years, the longest earthen dam of the ...

Hirakud reservoir built across river Mahanadi in Sambalpur is one of the earliest major multi-purpose river valley projects of India. Spanning an area of 743 sq km when full, the dam and dykes ...