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Drinking water quality is monitored in accordance with the Framework for Management of Drinking Water Quality in the Australian Drinking Water Guidelines (ADWG) and in compliance with the NSW Public Health Act 2010

Operational monitoring is carried-out daily at the Yass Water Treatment Plant. Verification monitoring is to ensure safety of water, samples are tested weekly for microbiological parameters and monthly for chemical and physical parameters at the NSW Health Laboratory. 

Iron and manganese are present in the Yass water supply and can cause discolouration. Removal of iron and manganese at the Yass Water Treatment Plant are monitored and weekly summaries are provided below.

Previous water testing results:

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