Ruwan Ruwa

 

Kogin Freshwater kogine mafi tsayi a tsibirin Stewart, na uku mafi girma na tsibiran Wanda yake yankin New Zealand. Ya taso kusa da tsibirin arewa maso yammacin tsibirin, wanda aka raba shi da tudu, kuma yana gudana zuwa kudu maso gabas ta Ruggedy Flat na 25 kilometres (16 mi) kafin isa Mashigin Paterson akan gabar tekun tsakiyar gabas ta bakin teku. Ruwan Freshwater shine kogin New Zealand mafi tsayi da ba zai kasance a cikin ɗayan manyan tsibiran ƙasar biyu ba.

Ruwan kogin ya mamaye yawancin arewacin tsibirin, inda ya samar da wani faffadan fadama wanda ya kai 150 square kilometres (58 sq mi) (kusan kashi goma na yawan yankin tsibirin).

Hanya mai tattakewa yana gudana tare da ƙananan isar kogin.