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Gandak

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description Gandak Overview

The Gandak River is a transboundary river formed in Nepal by the Kali Gandaki and Trishuli rivers near Devghat. It flows southeast into India, crosses Bihar, and joins the Ganges near Patna. The river is a left-bank tributary of the Ganges, and the Gandak Barrage at Valmikinagar diverts water into an irrigation canal system.

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Where does the Gandak River begin?

The river forms near Devghat in Nepal, where the Kali Gandaki and Trishuli rivers meet. In Nepal, the combined river is commonly known as the Narayani. ([River Basin Atlas of Nepal](https://giwmscdntwo.gov.np/media/pdf_upload/River%20Basin%20Atlas%20of%20Nepal_compressed_u7nfqsf.pdf))

Is the Gandak River also called the Narayani?

Yes. Narayani is the common name used for the river in Nepal, while Gandak or Gandaki is widely used after it enters India. It is a left-bank tributary of the Ganges. ([Encyclopaedia Britannica](https://en.wikisource.org/wiki/1911_Encyclop%C3%A6dia_Britannica/Gandak))

Where does the Gandak River join the Ganges?

The Gandak flows through Bihar and joins the Ganges near Patna. Its Indian course includes the area around Hajipur and Sonepur before the confluence. ([Encyclopaedia Britannica](https://en.wikisource.org/wiki/1911_Encyclop%C3%A6dia_Britannica/Gandak))

Where is the Gandak Barrage located?

The Gandak Barrage is at Valmikinagar in Bihar, near the Nepal border. It is a major water-management structure on the river's Indian course. ([River Basin Atlas of Nepal](https://giwmscdntwo.gov.np/media/pdf_upload/River%20Basin%20Atlas%20of%20Nepal_compressed_u7nfqsf.pdf))

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