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Water

Breadcrumbs
Home / Water

He puna wai, he puna tāngata. The pool of water sustains the pool of people.

We help ensure that we have enough clean, fresh water today and in the future.

Swimming water quality

We monitor the water quality at more than 100 of our region's favourite rivers, streams and beaches.

Drinking water

Learn more about drinking water sources, regulations, and how to keep your water supply safe.

Wastewater

Find out what happens with your wastewater and how to manage wastewater.

Stormwater

Find out what stormwater is and how it is managed, everyone can help to protect our waterways.

Waterways with special protections

Find out more about rivers protected under a Water Conservation Order (WCO).

What to expect when Canterbury is dry

Low water availability has widespread impacts. What key areas could be affected if current conditions continue?

What's happening in my water zone?

Water zone committees work with the community to deliver freshwater management objectives.

Measuring CWMS progress 2025

Find out how we're tracking to achieve the community's long-term water goals.

Measuring CWMS progress 2021

Find out how we're tracking to achieve the community's long-term water goals.

  • Read our latest water news stories.
  • See the facilities available at local recreation spots.
  • Contact us if you notice contaminants in a waterway.
  • View the Government's National Policy Statement for Freshwater Management.
  • Read the Canterbury Water Management Strategy quick guide (PDF file, 4.15 MB).
Water

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  • Swimming water quality
  • Health warnings
  • Drinking water
  • Wastewater
  • Stormwater
  • Waterways with special protections
  • What to expect when Canterbury is dry
  • What's happening in my water zone?
  • Measuring CWMS progress 2025
  • Measuring CWMS progress 2021
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River flow data
Current wave data
Water quality data

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Environment Canterbury © 2025
Retrieved: 12:14pm, Wed 26 Nov 2025
ecan.govt.nz/your-region/your-environment/water