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.
Odour status
See the latest on the potential Christchurch Wastewater Treatment Plant odour.
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.
Seasonal odour
Odour from the oxidation ponds is most likely during seasonal change.
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