IDS Part 7 – Water Supply, clause 7.4.4 –Contaminated sites references the UKWIR Guidance for the Selection of Water Supply Pipes to be used in Brownfield Sites document.
Part 3 of Guidance for the Selection of Water Supply Pipes to be used in Brownfield Sites (10/WM/03/21) [PDF, 1023 KB] provides guidance on selecting the appropriate pipe and joint material using data from site investigations and it is reproduced here with the permission of UK Water Industry Research Ltd.
Site investigation methodologies are detailed elsewhere in the UKWIR Guidance for the Selection of Water Supply Pipes to be used in Brownfield Sites document.
Since UKWIR published the Guidance in 2010, a supplementary guidance protocol has been produced by Water UK in collaboration with some UK water companies and the Home Builders Federation. This supplementary guidance can be downloaded from the Water UK web site, Contaminated Land Assessment Guidelines(external link).
When the IDS is next reviewed, these documents will be used to update Council’s guidance on treatment in brownfield sites.
A one-year trial to help stop zinc runoff getting into waterways is underway as part of Christchurch City Council’s commitment to improve urban stormwater quality.
23 Jan 2026
Christchurch City Council has started installing smart water meters in parts of Christchurch and Banks Peninsula, prioritising areas where no water meters are currently in place.
22 Jan 2026
Christchurch City Council is asking residents across Christchurch and Banks Peninsula to be mindful of their water use this summer to help keep the water supply network running smoothly.
23 Dec 2025Request, report and pay for Council services.
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Request, report and pay for Council services.
Apply for building and resource consents.
Manage your library borrowing.
Receive your rates invoice by email.
Book an indoor or outdoor space.
Take full control of your Rec and Sport membership.
List your events on What’s On Christchurch