Ethiopia - Overlap between surface water and groundwater

18 (billion cubic meters per year) in 2020

Between 2001 and 2020, Ethiopia overlap between surface and groundwater remained stable at around 18 billion cubic meters per year.

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What is overlap between surface and groundwater?

Part of the renewable freshwater resources that is common to both surface water and groundwater. It is equal to groundwater drainage into rivers (typically, base flow of rivers) minus seepage from rivers into aquifers

What is Ethiopia overlap between surface and groundwater?