On this page: Water quality in Lake Taupō , looking after Lake Taupō
Lake Taupō is a national treasure. It is a clean, clear lake, water quality is good for swimming and for the plants and animals that live in it.
Lake Taupō fact file
- Lake Taupō was formed by a series of eruptions, the most recent of which - around eighteen hundred years ago - blasted out about 60 cubic kilometres of earth, rock and mud, leaving a massive crater.
- More than 30 rivers and streams flow into the lake, with only one outlet – the Waikato River.
- The full name of the lake is Taupō–nui–a–Tia, which means the great cloak of Tia. Tia, one of the great fighting chiefs of the Arawa Canoe, is credited with discovering the lake.
- Lake Taupō is 30 km wide and 40 km long. The lake's deepest point is approximately 160 metres, it contains 59 cubic kilometres of water and is between a minimum of 355.85 metres and a maximum of 357.20 metres above sea level (depending on inflows and hydro-electric activity).
- Lake Taupō is 622 square kilometres in area. Its catchment is about five times the size of the lake.
- The entire Lake Taupō catchment, including the lake, is 3487 square kilometres – 14 per cent of the Waikato region.
Water quality in Lake Taupō
The way people use and develop the land surrounding the lake can affect the lake’s excellent water quality. Natural events such as the Mount Ruapehu eruptions can also affect water quality.
Find out more about trends in the lake’s water quality and how land use affects Lake Taupō.
Looking after Lake Taupō
Waikato Regional Council is looking at ways to manage the effects of land use changes to protect Lake Taupō’s excellent water quality. Project Watershed includes soil conservation schemes that are designed to protect the lake’s water quality and reduce sediment loads to the lake.
Protecting Lake Taupō is our strategy released in November 2003 to protect the lake. You can also find out more about what new Regional Plan rules mean for farmers in the Lake Taupō area.
Waste water from urban areas also affects the lake. Taupō District Council encourages residents to be careful about what they put into stormwater drains. The district council also has plans for the ongoing improvement of community sewerage systems.
Find out what you can do to help protect Lake Taupō – a national treasure.
Human Health Risk Assessment
You can download the pdf below to read the report on Human Health Risk Assessment - an action plan to protect the health of Lake Taupō and its surrounding area.
Human Health Risk Assessment - Action plan to protect the health of Lake Taupō and its surrounding area
(311 kb, 44 seconds to download, 56k modem)
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