The odour coming from the Christchurch Wastewater Treatment Plant's oxidation ponds is higher than normal.
We understand how frustrating and unpleasant this is, and we're doing everything we can to manage the situation.
Process overview
An overview of the wastewater treatment plant process.
Activated sludge reactor
Information and progress updates on the activated sludge reactor.
Information for neighbours of the plant
An overview of key events, decisions, and how the project is progressing.
Air testing results
Access published reports and testing results related to the Christchurch Wastewater Treatment Plant.
The fire
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.
Midges
During the warmer summer months people living near the oxidation ponds at Bromley may notice an increased number of midges.
Community liaison group
Promoting communication and providing access to community opinions, observations and activities regarding the Ocean Outfall operation.
Your questions answered
Read information about our most frequently-asked questions.
Discharge consent monitoring
Monitoring the discharge of treated wastewater from the oxidation ponds into the Pegasus Bay Coastal Marine Area via an ocean outfall.
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