Within India, Ganga river basin has the largest catchment area. After that, following is the correct sequence in the decreasing order:

Key Points

• The Ganga river basin has the largest catchment area in India.
• After Ganga, the Indus river basin has the second largest catchment area.
• Following the Indus, the Godavari river basin ranks third in terms of catchment area size.
• Next in line is the Krishna river basin, followed by the Brahmaputra river basin.

Additional Information

• Ganga River Basin:
  • The Ganga river basin is the largest in India, covering approximately 26% of the country's land area.
  • It supports a significant portion of the Indian population, providing water for drinking, agriculture, and industry.
  • The basin spans several states, including Uttarakhand, Uttar Pradesh, Bihar, Jharkhand, and West Bengal.
• Indus River Basin:
  • The Indus river basin covers parts of India, Pakistan, and China, with a significant portion in India.
  • In India, it covers the states of Jammu and Kashmir, Himachal Pradesh, and Punjab.
  • The Indus river is crucial for irrigation in these regions, supporting agriculture and livelihood.
• Godavari River Basin:
  • The Godavari river is the second longest river in India and has the third largest basin.
  • It spans several states including Maharashtra, Telangana, Andhra Pradesh, Chhattisgarh, and Odisha.
  • The Godavari basin is vital for agriculture, providing irrigation to a large area.
• Krishna River Basin:
  • The Krishna river basin covers parts of Maharashtra, Karnataka, Telangana, and Andhra Pradesh.
  • The river supports extensive agricultural activities and hydroelectric projects in these regions.
  • The basin is known for its fertile soil and diverse crops.
• Brahmaputra River Basin:
  • The Brahmaputra river basin is primarily located in the northeastern part of India, covering states like Arunachal Pradesh, Assam, and parts of Meghalaya.
  • The river is known for its strong currents and annual flooding, which affects the region's agriculture and settlements.
  • The basin is rich in biodiversity and supports a variety of ecosystems.