Kogin Dechatu
Kogin Dechatu kogin gabashin Habasha ne.Yana tasowa daga tsaunin Ahmar ya bi ta arewa ta birni na biyu mafi girma a kasar, Dire Dawa zuwa kogin Awash,yana shiga birnin a

Ambaliyar ruwa 
Kogin yana ambaliya lokaci-lokaci a lokacin damina daga Yuni zuwa Satumba.A shekara ta 2005 kusan mutane 200 ne ambaliyar ruwa da kada ta kashe.Ambaliyar ruwa a watan Agustan 2006 ta kashe akalla mutane 300,ciki har da 200 a birnin Dire Dawa.Garin ya yi barna mai yawa kuma dubban mazauna birnin sun rasa matsugunansu.Hanyoyin sadarwa sun lalace kuma an katse babbar hanyar zuwa Addis Ababa babban birnin kasar .A ranar 24 ga Afrilu,2020,sakamakon ruwan sama kamar da bakin kwarya,kogin Decchatu ya kashe mutane 4 tare da jikkata wasu mutane 2,sama da gidaje 30 kuma suka tafi.

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