Koshi River
- Title
- Koshi River
- Description
Overview
The Koshi River (also known as Sapta Koshi) is the largest river in Nepal by water volume and basin area. It is formed by the confluence of seven major tributaries in eastern Nepal and flows into the Ganges in Bihar, India.
Key Characteristics
- Type: Largest river system in Nepal, with a total basin area of approximately $60,400\text{ km}^2$. About $27,863\text{ km}^2$ of this basin lies within Nepal.
- Seven Tributaries (Sapta Koshi): The seven major tributaries are Tamur, Arun, Likhu, Dudhkoshi, Sunkoshi, Tamakoshi, and Indrawati. Among these, the Arun is the largest and longest tributary.
- Sorrow of Bihar: It is infamous for its devastating annual floods and frequent course changes, earning it the nickname "Sorrow of Bihar" in India due to the extensive damage it causes.
- Koshi Barrage: Located near the Nepal-India border at Bhimnagar, the barrage features $56$ gates to control water flow, primarily for irrigation and flood control.
- Category
- River
- Province
- Koshi
- Key Figure/Measurement
- Largest river in Nepal; basin area of $60,400\text{ km}^2$