Wastewater overflows

A wastewater overflow is when sewage flows out of the network and enters the natural environment.

Recent and historic wastewater overflows

Updated when discharge ceases. Pollution may take up to 2 days to clear.

Wastewater overflow consent

The Council has a wastewater overflow consent from Environment Canterbury, which allows the discharge of untreated wastewater to waterways during large storms

Types of wastewater overflows

There are two types of wastewater overflows, dry weather and wet weather overflows.

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