Drinking Water Acceptable Solution for Roof Water Supplies

Closed 28 Mar 2022

Opened 17 Jan 2022

Published responses

View submitted responses where consent has been given to publish the response.


This Acceptable Solution can be used to demonstrate that certain roof water supplies comply with the requirements of the Water Services Act 2021. This Acceptable Solution may only be used where a networked community supply is not available to the buildings that will be supplied by the roof water supply. 
It is estimated there are between be 10,000 – 30,000 roof water supplies in Aotearoa, including many marae.

Detailed Summary

Taumata Arowai is running a public consultation on an Acceptable Solution for roof water drinking water supplies; that will be made under the Water Services Act 2021.

Acceptable Solutions provide ready-made options for certain types of water suppliers to meet their compliance obligations under the Water Services Act 2021. They are intended to make complying with complex rules and standards more straight forward.

The proposed Drinking Water Acceptable Solution for Roof  Water Supplies details the technical requirements for the treatment of drinking water from a roof.

We recommend that you read the following papers before responding to the consultation:

Drinking Water Acceptable Solution for Roof Water Supplies - Summary (129 KB, PDF)

Drinking Water Acceptable Solution for Roof Water Supplies (500 KB, PDF)

Please note that Taumata Arowai is also consulting on:

  • Drinking Water Standards
  • Drinking Water Aesthetic Values
  • Drinking Water Quality Assurance Rules
  • Drinking Water Acceptable Solution for Rural Agricultural Water Supplies
  • Drinking Water Acceptable Solution for Spring and Bore Drinking Water Supplies
  • Drinking Water Network Environmental Performance

Why your views matter

Your feedback will help us to shape a Drinking Water Acceptable Solution for Roof Water Supplies for Aotearoa so that it meets the needs of drinking water suppliers.

You can have your say by reviewing the papers identified above and answering the questions relating to the proposed Acceptable Solution or providing additional comments (see link below).

Submissions are open from 17 January to 28 March 2022. You can submit:

  1. by completing the online survey (link below) on this website
  2. by emailing your submission to korero@taumataarowai.govt.nz, or
  3. by posting your submission to:

                 Taumata Arowai, 
                 PO Box 628, Wellington 6140, 
                 New Zealand.

You do not need to answer all the questions if you are only interested in some aspects of the consultation.

Publishing submissions and Official Information Act 1982 requests

Publishing your submission

We intend to proactively publish the submissions made as part of this consultation on our website, but only if we are given permission to do so.

We may publish a summary of submissions. The summary will be aggregated to a level so that individual submissions cannot be identified.

Official Information Act requests

Your submission may be subject to requests made under the Official Information Act 1982 (even if it has not been published). We must make your submission available in response to such a request, unless we have a good reason or other administrative grounds for withholding it.

Personal details can be withheld under the Official Information Act 1982, including your name and address. If you do not want any information you provide to be released, please indicate this clearly and explain why. For example, you may wish for some information to be kept confidential because it is sensitive personal information. Taumata Arowai will take your views into account when responding to such requests.

Privacy Act 2020

The Privacy Act 2020 governs how Taumata Arowai collects, holds, uses, and discloses personal information about you and the information you provide. You have the right to access and correct your personal information.