This is drinking-water that serves only one property and is not reticulated across a property boundary. Properties include houses, eateries and wineries etc.

There is a wealth of advice on how to look after household water supplies in the Ministry of Health publication Household Water Supplies. It contains information on types of water sources, what to do if you think your water has become contaminated, water quality testing, point of use treatment devices, design operation and maintenance of different household systems.

Refer to the Household Water Supplies HE4602 guide [Ministry of Health PDF].