Water in New Zealand and are of varying types and origins. Many of the lakes in the central North Island area are volcanic crater lakes, while the majority of the lakes near the Southern Alps were carved by glaciers. Hydroelectric reservoirs are common in South Canterbury, Central Otago and along the Waikato River. Over 180,000 kilometres of rivers has been mapped in New Zealand, the longest being the Waikato River with a length of 425 kilometres and the largest river by volume is the Clutha River with a mean discharge of 533 cubic metres per second. New Zealand has many notable waterfalls, some of
Blue River (New Zealand) At its confluence with the Makarora River, the aptly named Blue Pools are the destination of a popular short walk from State Highway 6, with a bridge crossing the Blue River and providing good views upstream into the gorge and downstream over the river flowing into Makarora River. The longer Blue Valley tramping track leads deep into the Blue River Valley and along most of the length of the river. Blue River (New Zealand) The Blue River is a small river in the South Island of New Zealand. It flows its entire length within the Mount Aspiring National Park, and