Regional and city councils monitor recreational water quality to identify risks to public health from disease-causing organisms and toxic algae. People can then make informed decisions about where, when, and how they use rivers and the marine environment for recreation.
The map below shows the monitoring sites coloured by the proportion of days predicted as suitable for swimming. These predictions are based on an indicator bacteria ‘nowcast’ criteria model approach implemented in December 2018 and expert judgement. Sites with ongoing cautions for part of the bathing area are marked with a star (⋆).
This online reporting tool provides the results of the field surveillance monitoring data up to 30 June 2021 for:
This web report may be cited as:
GWRC 2021. Recreational water quality annual report 2020/21. Greater Wellington Region Council. Available at: www.gw.govt.nz/annual-monitoring-reports/2021/recreation-water-quality