Which Is The Longest Dam in India?


By Jasreet Kaur21, Mar 2025 01:00 PMjagranjosh.com

Do you know?

The Hirakud Dam in Odisha is India’s longest dam. It stops floods, stores water for farming and makes electricity. Tap to read in detail.

Dam Name

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.

Location

Located on the Mahanadi River in Odisha. It controls floods and provides irrigation. It benefits thousands of farmers in the region.

Length

Stretches 25.8 km, including dykes. It is one of the longest dams in the world. Its massive structure makes it an engineering marvel.

Construction Year

Built in 1957 for flood control. It was India’s first post-independence dam. It was constructed after devastating floods in Odisha.

Purpose

Major source of hydropower and irrigation. It supports agriculture and electricity generation. It contributes to the overall economy of Odisha.

Reservoir

Forms Hirakud Reservoir, India’s largest. The reservoir covers around 743 sq km. It also serves as a major tourist attraction.

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