Water Network Featured Water Supply Water supply and demand in the Hauraki District; treatment, storage and distribution of drinking water. Smart Water Use For information and quick tips on saving water and using it wisely. Water Restrictions Every drop counts. Water saving starts with you! Use water wisely to keep as much water in our rivers as we can. Waikato Waters From 1 July 2027 HDC will transfer Drinking Water and Wastewater to Waikato Waters. Find out why here. Water Sources and Consents Raw water sources that supply the Hauraki District and the related resource consents. Water Supply Resilience - Plains Safe potable water is not only critical for life, but also supports the economy of the Hauraki Plains – and by extension the whole District. Planned water shutdowns will be displayed in our Water AlertsTo report or find information about any unplanned water breaks please contact us on 0800 734 834 (freephone within Hauraki district) or 07 862 8609.