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Story: Sewage, water and waste

Treating Waikato River water

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Treating Waikato River water

Part of Auckland’s water supply comes from the Waikato River. The water goes through a treatment process which removes sediment, pesticides, organic compounds, bacteria and viruses.

Using this item

Te Ara - The Encyclopedia of New Zealand

Source: Watercare Services Limited

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How to cite this page

Christine Dann, Sewage, water and waste – Water supply, Te Ara – the Encyclopedia of New Zealand, https://teara.govt.nz/en/diagram/24440/treating-waikato-river-water (accessed 24 June 2026).

Story by Christine Dann, published 12 April 2010.

Comments

tafadzwa
24 March 2011
dose all of it get cleaned all the time