Warning alert

Welcome to our new look website

We've redeveloped our website with you in mind. Check out our supply type pages, learning hub and improved search.
If you can't find what you're looking for, please email us at info@taumataarowai.govt.nz

Who supplies your drinking water?

View our public registers of drinking water suppliers, wastewater networks and stormwater networks in New Zealand.

Public register of drinking water supplies

You can search and find the drinking water supplies in your local area in our public register.

Some drinking water supplies are not required to register until 2028 and may not yet appear on the register. 

Search the public register of drinking water suppliesoutbound.

Public register of wastewater networks

Our Public Register of Wastewater Networks includes information on wastewater networks operated by councils, council-controlled organisations, or their subsidiaries.  

It also includes networks operated by government departments and the New Zealand Defence Force. 

Search the Public Register of Wastewater Networksoutbound.

Public register of stormwater networks

Our public register of stormwater networks includes a limited range of information on urban stormwater networks operated by councils, council-controlled organisations or their subsidiaries and networks operated by government departments and the New Zealand Defence Force.

Ministry of Health public register of drinking water supplies (up to 2021)

The public register of drinking water supplies formerly maintained by the Ministry of Health was transferred to us when we became the water services regulator on 15 November 2021. This register will no longer be updated but you can still view it here.