Dargaville
It is situated on the bank of the Northern Wairoa River in the Kaipara District of the Northland region . 
<triplet> Wairoa River <subj> Northland region <obj> located in the administrative territorial entity <triplet> Kaipara District <subj> Northland region <obj> located in the administrative territorial entity <triplet> Northland region <subj> Kaipara District <obj> contains administrative territorial entity