Debed

The Debed () or Debeda () or Tona () is a river in Armenia and Georgia. It also serves as a natural boundary between Armenia and Georgia at the village Sadakhlo, Georgia. It is long, and has a drainage basin of .
The river originates in Armenia and is formed at the confluence of the Dzoraget and Pambak. It ends in Georgia where it feeds into the Khrami, a tributary of Kura.