Annual Report on Drinking-water Quality 2016-2017

Summary

The Report describes the drinking-water quality of all registered networked drinking-water supplies that served populations of more than 100 people. It describes how these supplies met the requirements of the Drinking-water Standards for New Zealand and their progress towards meeting the requirements of the Health Act 1956 between 1 July 2016 to 30 June 2017.

The report shows that for registered drinking-water supplies that served populations of more than 100 people:

• 3,699,000 people (96.2 percent) received drinking-water which met bacteriological standards, which is the most important criteria.
• 3,170,000 people (83.1 percent) received drinking-water which met the protozoal standards.
• 3,708,000 people (97.2 percent) received drinking-water which met the chemical standards.
• 3,731,000 people (97.8 percent) received drinking-water from supplies that had a water safety plan implemented.
• 3,094,000 people (81.1 percent) received drinking-water which met all the requirements of the standards.