Ngā mahi huri noa o Tāmaki Makaurau
Projects around Auckland

Avondale and Waterview wastewater improvements
Working to stop overflows in the Avondale and Waterview areas.

Beachlands WWTP discharge consent renewal
The existing discharge consent for the Beachlands Wastewater Treatment Plant is due for renewal on 31 December 2025.

Central Interceptor
The largest wastewater project in New Zealand, our super-sized tunnel will run for 16.2kms under Auckland city and the Manukau Harbour. Find out what it’s all about and how we’re tracking.

Chelsea Bay and Birkenhead wastewater upgrade
A new pump station and rising main to reduce wet-weather overflows and cater for growth.

Clarks Beach Wastewater Treatment Plant upgrade and outfall pipe
Improving wastewater quality and supporting population growth in Glenbrook and Clarks Beach.

East Coast Bays link sewer upgrade
Upgrading the wastewater network to cater for growth in East Coast Bays and surrounding suburbs.

Glen Innes wastewater upgrade
We are installing new pumps to complete this part of the project which stalled in 2022.

Grey Lynn and Westmere wastewater improvements
Working to reduce overflows in the Grey Lynn and Westmere areas.

Herne Bay collector tunnel
A project aimed at delivering cleaner waterways and beaches by 2028.

Huia 1 watermain upgrade
A watermain replacement project to cater for population growth.

Huia Water Treatment Plant replacement project
We are planning to build a water treatment plant and two storage reservoirs in Waima.

Judges Bay wastewater repair
We're constructing a permanent solution to fix the break in the wastewater transmission sewer line.

Kahika wastewater upgrade
Upgrading the wastewater network to reduce overflows in Bayview and Beach Haven.

Midtown wastewater diversion
We are currently undertaking construction works in the midtown area.

Motions catchment improvements project
Working to stop overflows between the central motorway junction and Western Springs Park.

Ōrākei Main Sewer repair and relining
We're working to rehabilitate the Ōrākei Main Sewer in several stages.

Ōtara wastewater capacity upgrades
We're installing new pipelines and connections along the local wastewater network to reduce wet weather overflows and cater for future growth.

Ōwairaka and Wesley water upgrades
New water upgrades are required to cater for development in Ōwairaka and Wesley areas.

Pukekohe Water Treatment Plant rehabilitation
We're rehabilitating the plant and improving its resilience against future flood events.

South-west wastewater upgrade
Delivering new infrastructure to support population growth.

Takapu Street wastewater upgrade project
A project to reduce wastewater overflows in the area.

Waikōwhai water pump station and watermains
Upgrades are required to cater for development in the Waikōwhai/Mt Roskill area.

Waiwera water and wastewater servicing project
We are upgrading the water and wastewater network to cater for growth.

Warkworth wastewater scheme
We are upgrading the wastewater infrastructure in the Warkworth area.

Wellsford Wastewater Treatment Plant upgrade
We are making significant improvements to enhance the treatment process and better serve the community.

Whenuapai and Redhills wastewater project
Wastewater upgrades are required to cater for development.