Christchurch wastewater treatment plant fire

The wellbeing of our residents is our top priority.

Latest hydrogen sulphide levels

The latest monitoring results show hydrogen sulphide levels decreasing. At times light winds still carry hydrogen sulphide, and other odours, to nearby residential areas but the levels are now very low. See the latest results(external link).

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Also, check our Council Facebook page(external link) to stay in touch with what is happening.

The situation

Information about the November 2021 fire, the resulting smells, and our work to date.

News, updates and meetings

Get the latest news and meeting reports on the wastewater treatment plant recovery.

Your questions answered

Read information about our most frequently-asked questions.


An overview of key events, decisions, and how the project is progressing.

Available support

Information about our community support package for those living near the wastewater treatment plant.

Air and house-testing results

Access published reports and testing results related to the Christchurch Wastewater Treatment Plant.

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