Hook River is a natural watercourse in the southern Canterbury region of New Zealand's South Island.
[1] The river flows east from its source to the Wainono Lagoon, a fresh water lake beside the Pacific Ocean.
On the way, it passes through the localities of Waiariari and Hook and is crossed by State Highway 1 and the Main South Line railway.
Water from the river and an associated aquifer is used for agricultural purposes.
This article about a river in Canterbury, New Zealand is a stub.