River in Canterbury, New Zealand
The Okuku River is a river of the north Canterbury region of New Zealand's South Island. It flows predominantly south from several sources in and close to the eastern edge of the Puketeraki Range west of Waikari, flowing through a steep gorge in the Okuku Range before flowing into the Ashley River / Rakahuri east of Oxford. 
Pinchgut hut is located next to the Okuku river.
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