The Mōkihinui River is a river located on the West Coast of New Zealand's South Island, about 40 kilometres north of Westport. Meridian Energy had proposed the Mokihinui Hydro project on the river in 2007 but it was cancelled in May 2012. In 2019, it was announced that 64,400 ha of land in the Mōkihinui River catchment, including 15 km of river bed, would …The Mōkihinui River is a river located on the West Coast of New Zealand's South Island, about 40 kilometres north of Westport. Meridian Energy had proposed the Mokihinui Hydro project on the river in 2007 but it was cancelled in May 2012. In 2019, it was announced that 64,400 ha of land in the Mōkihinui River catchment, including 15 km of river bed, would be added to Kahurangi National Park.