Story: Sewage, water and waste

Urban water pollution

Urban water pollution

Checking water quality often involves measuring a number of factors that are not immediately obvious to an observer. However, in this case an Auckland Regional Council staff member is sampling a stream to determine what has caused this dramatic change in colour. To keep water quality high, town water supplies are often sourced from headwaters of bush-clad catchments that have little or no urban development.

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Auckland Council
Reference: 8195

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How to cite this page:

Christine Dann, 'Sewage, water and waste - Water pollution', Te Ara - the Encyclopedia of New Zealand, (accessed 25 June 2024)

Story by Christine Dann, published 11 Mar 2010