Wastewater

Glenfield Liverpool Effluent Diversion Scheme

The Glenfield Liverpool Effluent Diversion Scheme is now complete. It enables Sydney Water to transfer treated wastewater from Glenfield and Liverpool Water Recycling Plants along the Liverpool to Ashfield Pipeline for reuse by industrial customers. [read more]

Illawarra

Sydney Water has been investigating ways to reduce the frequency of overflows in the Illawarra during wet weather. These overflows can come from the wastewater system or spill on or inside private properties. [read more]

North Head Wastewater Treatment Plant

Sydney Water recently completed a $150 million improvement program at the North Head Wastewater Treatment Plant. This ensures reliable plant performance, ongoing protection of water quality and a safer work environment, in line with the environmental protection standards set by the Office of Environment and Heritage through to 2023. [read more]

Northern Beaches Local Solutions

Sydney Water is upgrading the wastewater system in the Northern Beaches area. The local solutions are projects to install new wastewater pipes and modify the wastewater system so it has more capacity. The work will help improve water quality at local waterways and beaches by reducing the frequency of wet weather overflows. [read more]

Northern Beaches Storage Project

Sydney Water is upgrading the wastewater system in the Northern Beaches area to improve water quality at local waterways and beaches by reducing the frequency of wet weather overflows. This project involves building an 18 million litre aboveground storage tank to temporarily store excess wastewater diverted from the Narrabeen Submain during very wet weather. [read more]

Repairs to the Northern Suburbs Ocean Outfall System (NSOOS)

The NSOOS is northern Sydney's largest wastewater system and runs from Blacktown to North Head Wastewater Treatment Plant in Manly. [read more]

Repairs to various connecting tunnels in the NSOOS

The NSOOS is northern Sydney's largest wastewater system and runs from Blacktown to North Head Wastewater Treatment Plant in Manly.

Sydney Water’s contractor, Metrocorp Technologies, is contracted to repair several tunnels that form part of the NSOOS.

This repair work will restore the tunnels close to their original structural condition and improve their operating performance and reliability. The work will also reduce the risk of overflows and ensure a high standard of wastewater services to customers in Sydney’s northern suburbs. [read more]

Priority Sewerage Program

This program aims to provide improved wastewater services to unsewered urban areas within Sydney Water’s area of operations. It helps to help protect the environment and local waterways and reduce risks to public health. [read more]

SewerFix Program

Sydney Water's $560 million SewerFix Program will improve the wastewater system and protect public health and the environment. The work will reduce the number of dry and wet weather wastewater overflows reaching waterways and improve the performance of the system. [read more]

Wastewater System Rehabilitation

The Wastewater System Rehabilitation Program improves the performance of the wastewater system, reduces wastewater overflows and helps protect the local environment and public health. [read more]

Wastewater Treatment Plants

Sydney Water's wastewater treatment plant improvement program has helped ensure there were no major breaches against our Treatment Plant Environment Protection Licence in the past seven years. Work is currently underway at Warriewood to improve performance and reliability and increase capacity to service population growth. The focus is now on minimising odour. Sydney Water is planning for this work to occur at Malabar and Cronulla.

Sydney Water is proposing some changes to the Brooklyn Wastewater Treatment Plant that was built as part of the Brooklyn and Dangar Island Sewerage Scheme.

Winmalee Wastewater System Improvement Program

The Blue Mountains Sewer Tunnel is 39 kilometres long and transports wastewater from North Katoomba to Winmalee Wastewater Treatment Plant. The Winmalee Wastewater System Improvement Project aims to manage the risk of dropshafts falling in Lugarno Avenue, Springwood, and Lawson Road, Springwood. [read more]