Kogin Dwangwa kogi ne a Malawi,wanda ke kwarara zuwa tafkin Malawi.Tushensa yana cikin dajin Kasungu,a tsakiyar ƙasar Malawi.Yana gudana daga arewa maso gabas daga wannan fili ta wani tsohon kwari.Bakin kogin na kwararowa daga wani kwazazzabo da aka yanke kwanan nan,zuwa cikin tafkin.[1]Har ila yau yana gudana ta cikin Famar Bana.Tsawon sa yana da kusan mil 100(160 km).[1]
Ana amfani da kogin duka don ban ruwa da kuma samar da wutar lantarki.[2] Kogin kamun kifi ne,wanda ake samun ciyayi a cikin kogin.[3]