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Sewerage and wastewater

The Council manages the sewerage network and performs regular maintenance, upgrade and renewal programmes.

Wastewater and drainage

Drainage maintenance and repairs and how to apply for a new drainage connection, or to alter or add to the public drainage network.

Sewage treatment plants

Sewage is waste from all sinks, toilets, laundries, kitchens and bathrooms. This waste flows through a sewerage network.

Sewage discharges

Sewage discharges into the ocean only happen occasionally, during heavy rainfalls.

History of the sewerage network

Wellington's sewerage network has been continually improved over the years to reach the high standards we have today.