Blue Nile

Blue Nile

Why it Matters? 

  • Ethiopia inaugurated the $4-billion Grand Ethiopian Renaissance Dam, Africa’s largest hydroelectric project, generating 5,150 MW power. Egypt which is reliant on the Nile for 97% of its water protested at the UN citing existential concerns. 

What You Should Know? 

  • The Blue Nile (locally called Abay River) originates from Lake Tana in the Ethiopian Highlands. 

  • It flows about 1,450 km through Ethiopia and Sudan before joining the White Nile at Khartoum, Sudan, forming the main Nile. 

  • It provides around 60–70% of the Nile’s total water flow, especially during monsoon (flood season). 

  • Economic Importance 

  • Ethiopia: Site of the Grand Ethiopian Renaissance Dam (GERD) (5,150 MW, Africa’s largest hydro project). 

  • Sudan: Supports irrigation through Sennar and Roseires Dams.