IAS Gyan

Daily News Analysis


16th April, 2024 Geography


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Picture Courtesy: https://nenow.in/north-east-news/assam/assam-inter-district-gap-on-river-bank-protection-leaves-9-lakhimpur-villages-with-sand.html

Context: Excessive rainfall in Assam is directly altering the Jiadhal River's course, causing soil erosion and threatening agriculture.

About Jiadhal River

  • Jiadhal River has been the lifeblood of Dhemaji district, Assam. It has provided the essential water that sustains the communities living along its banks.
  • The river's fertility has also nurtured the agricultural practices that have been the foundation of the local economy for centuries.
  • The Jiadhal River, referred to as the "Sorrow of Dhemaji" due to the significant damage caused by annual floods and erosion, holds crucial importance in the Dhemaji district of Assam.

Origin and Course

  • The Jiadhal River originates from the hills of Arunachal Pradesh.
  • It flows through the Dhemaji district of Assam, sustaining communities and agriculture along its banks.
  • As it travels downstream, the river takes the name Kumotiya River from Gogamukh.

Tributary and Confluence

  • The Jiadhal River is a northern sub-tributary of the mighty Brahmaputra River, one of the major rivers in the Indian subcontinent.
  • Near its endpoint, the Jiadhal River merges with the Subansiri River, another significant tributary of the Brahmaputra. This confluence enhances the volume and force of water that eventually joins the Brahmaputra.

Flooding and Erosion

  • The Jiadhal River is notorious for causing substantial damage due to annual flooding and erosion in the Dhemaji district.
  • During the monsoon season, heavy rainfall in the region leads to the swelling of the river, resulting in widespread flooding of adjacent areas.
  • Erosion along the riverbanks is a recurring issue, especially as the river's course shifts over time due to natural processes and human interventions.

Impact on Local Communities

  • The annual floods and erosion have a deep impact on the lives and livelihoods of people residing along the Jiadhal River.
  • Farmers face significant losses as fertile lands are washed away, affecting agricultural productivity and food security.
  • Floods also lead to displacement of families, damage to infrastructure, and disruption of daily life, posing constant challenges for the local population.

Environmental Concerns and Mitigation

  • The "Sorrow of Dhemaji" highlights the urgent need for effective flood management and erosion control measures in the region.
  • Government agencies and local communities are exploring strategies such as embankments, afforestation, and community-based disaster preparedness to mitigate the impacts of riverine disasters.
  • Sustainable development initiatives are essential to strike a balance between conserving natural resources and ensuring the resilience of communities living along the Jiadhal River.


  • The Jiadhal River plays a key role in the landscape and livelihoods of the Dhemaji district in Assam. Despite its significance as a water source and tributary of the Brahmaputra, the river's annual floods and erosion pose considerable challenges to local communities, highlighting the need for holistic approaches to river management and disaster resilience in the region.





Q. In the context of the Jiadhal River, consider the following statements:

1. The River is also known as the "Sorrow of Dhemaji".

2. It originates from the hills of Manipur.

3. It merges with the Subansiri River.

How many of the above statements are correct?

A) Only one

B) Only two

C) All three

D) None

Answer: B