Stormwater and drainage

Christchurch's waterways have drainage, ecological, recreational, cultural, heritage and amenity values.

Wet weather and flooding

When to get in touch with us, how we respond and what you can do.

Flooding and floor levels

Flood modelling information, along with minimum floor levels for buildings.

Stormwater projects

The Land Drainage Recovery Programme aims to restore flood risk to pre-earthquake levels.

Stormwater policies and strategies

Policies and strategies relating to stormwater and drainage.

Stormwater and your property

Drainage plans, guidance and information about stormwater on private property.

Drainage plans for your property

Use our interactive map to see public utility pipelines and waterways.

Industrial stormwater

Apply for an industrial stormwater discharge licence.

Surface flooding reduction

Resolving surface flooding at sites that experience regular issues.


Related news

Real-time water quality model launches for Banks Peninsula harbours

Canterbury Regional Council (Environment Canterbury) has developed a predictive model that will give swimmers and other harbour users real-time information about water quality at popular sites around Whakaraupō Lyttelton and Akaroa harbours.

23 Sep 2025

Flockton Street wastewater and street renewals underway

Street renewal and traffic calming works on Flockton Street have been timed to follow wastewater upgrades.

22 Sep 2025

News from the final Council meeting of the term

At its last meeting of the triennium, Christchurch City Council make a number of decisions including on a heritage plan change, temporary improvements to a street in the Central City and a new footpath upgrade programme.

17 Sep 2025

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