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Recycled water network expansion project

Commenced: July 2019
Cost: $98 million has been allocated for the expansion and upgrade of the recycled water network

Project details

City of Gold Coast is upgrading and expanding the recycled water network in order to provide a climate resilient, affordable and fit for purpose option, to maintain and enhance greenspace, and support and grow local industry to underpin the future of the Gold Coast.

The city-wide expansion of the recycled water network is divided into six network supply zones, delivered in stages with construction commencing 2021.

Download: Recycled Water Network Expansion (PDF 8.29mb)

Opportunities and benefits to the community


Girl kicking a soccer ball on a soccer field
  • sporting field irrigation
  • golf course irrigation
  • open space irrigation
  • streetscape irrigation
  • cooling towers and industrial use (may require additional on-lot treatment)
  • selected agricultural use.

The project will be providing Class A recycled water andwhere suitable will be available to customer types above and also identified in the current Queensland Health Guideline for low-exposure recycled water schemes.


  • provision of a climate resilient, affordable, reliable and fit-for-purpose non-potable water supply
  • greening the City to enhance liveability
    • golf courses
    • sporting facilities
    • schools
    • parks and gardens
  • supporting and growing local industry
    • hospitals (HVAC)
    • shopping centres (HVAC)
    • industry
    • nurseries / garden centres
    • commercial
  • facilitating agricultural opportunities.

Construction details

The City will be constructing approximately 70 kilometres of pipelines in six recycled water supply zones to service new non-residential customers. Construction will also include two recycled water reservoir sites, two recycled water pumping stations and an upgrade at the Merrimac Sewage Treatment Plant.

Timeline for the project

  • 2021 – delivery of Merrimac Recycled Water Treatment Plant works
  • 2021 – delivery of recycled water supply zones within Carrara and Broadbeach (Stage 1)
  • December 2020 to 2025 – design and construction of the remaining supply zones

Carrara and Broadbeach recycled water supply zones – Stage 1 works


  • Twelve kilometres of pipework to supply schools, golf courses and the Carrara Sports Precinct.
  • Supply new and existing non-residential customers.
  • Conserve approximately one million litres of drinking water per day by using recycled water for irrigation.

Timeline for works is as follows:

  • industry briefing – 13 January 2020 – completed
  • issue expression of interest – 15 January 2020 –completed
  • short tenders from expression of interest – end of February 2020 – completed
  • issue select tender – October 2020
  • contract award – March 2021.

It is anticipated that connections to Stage 1 supply will be available by early 2022.

See future tendering opportunities for suppliers for more details.

More updates on the future stages will be provided as the project progresses.

Contact information

Recycled water email:

Related information


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