The source of the Blue Nile That would be Lake Tana
I know where lake Tana is located. it is in Amhara, Ethiopia in africa Here is a picture:
Lake Turkana is located northwest of Kenya in the Great Rift Valley, and it borders Ethiopia.
The Blue Nile from Lake Tana, Ethiopia.
The Blue Nile, a river originating at Lake Tana in Ethiopia.
The lake has borders with Kenya, Tanzania and Uganda
That would be Lake Tana in Ethiopia.
Blue Nile from Lake Tana in Ethiopia.
Lake Turkana is between Kenya and Ethiopia.
Ethiopia is the name of a country in Africa.
More than 80% of the Nile river water is from Ethiopia's Lake Tana(the biggest lake in the country). So, to answer your question yes it is.
Ethiopia's former name was Abyssinia.