Drinking Water for New Zealand

Managed by ESR for the Ministry of Health.         Data extracted from the National WINZ Database.

nz map


go to ESR web page Drinking water header
ESR Website
Home Supplies NZ Processes Water Carriers Laboartories WINZ User Reference  
An information source for the public, and those managing New Zealand drinking-water quality
From 26 June 2017, data on this website is unchanging while the underlying databases are restructured.
Find a supplyIndividual Water Supplies

Click this map of New Zealand to find your supply and its compliance with the standards.

or Search:

Example: Entering akar will find both Akaroa and Paekakariki.

New: Fluoridated supplies map

NZ ProcessesNew Zealand Processes

Click the tap for knowledge on NZ drinking-water supplies, who looks after them and what processes are in place to ensure clean, safe water.

WINZ Database Users

WINZ is in the process of being replaced by a new database "Drinking Water Online", which commenced operation in July 2017.

WINZ users will be supported for the remainder of 2017.

Enter here for WINZ help, contacts, and information

Latest WINZ Version: WINZ 7.0.02, released 23 June 2014

Site Statistics

Using National WINZ data to 26 Jun 2017.

Communities 2,120
Zones 2,391
Plants 2,288
Sources 2,800
About WINZ, the water quality databaseWINZ Database

Click the image to learn how information was managed using the Water Information New Zealand database system, created just for this purpose.



Water Carriers

All water carriers registered for providing drinking-water by tanker.

Find a Laboratory

All Ministry of Health Recognised Laboratories for drinking-water analysis.

Ministry of Health Official Documents

Use our list of Key Documents or go directly to the MoH website for water.
This website now shows supply data from the Annual report on Drinking-Water Quality for 2015/16.

Contact Us    More on ESR Water

Downloads        Disclaimer and Copyright        Privacy Statement See also the ESR Public Health Surveillance site.


Home  |  Water Supplies  |  NZ Processes  |  Water Carriers  |  Laboratories  |  WINZ user  |  Reference  |  About WINZ  |  Contacts

ESR Risk & Response Group Web Solutions ©2008 -     v4006 - 18 August 2017