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
Conway River (New Zealand) 1850s. Conway River (New Zealand) The Conway River is part of the traditional boundary between the Canterbury and Marlborough regions in the South Island of New Zealand. It arises in the Amuri Range near Palmer Saddle and runs for south-east through the Hundalee Hills at the south end of the Seaward Kaikoura Mountains before turning north-east and reaching the Pacific Ocean 30 kilometres south of Kaikoura. The Charwell River is a tributary. It was probably named after the River Conwy in North Wales, as this was the origin of Thomas Hanmer, an owner of Hawkeswood Station near this river during