Guidance on applying for an enforceable undertaking
This guide includes what you need to know about applying for an enforceable undertaking and how to apply
Guidance on drinking water safety planning
This guide covers the importance of risk management in the supply of safe drinking water and provides examples of risk management approaches.
Guidance for source water risk management planning
This guide covers the importance of protecting drinking water at its source and what you should consider when carrying out risk management planning.
Guidance to determine water supply population
This guide will help you calculate the number of consumers served by a drinking water supply.
Guidance for registering a temporary drinking water supply for a planned event
Use this guide when registering a temporary drinking water supply for a planned event such as a festival, sports event, or market day.
Guidance for registering a drinking water supply
This guidance includes information you need to know when registering a drinking water supply in Hinekōrako – the online self-service portal.
Guidance on applying for an exemption
Information for drinking water suppliers who wish to apply for an exemption from compliance with certain requirements of the Water Services Act 2021.