Our projects

Adelaide office

Brisbane office

Launceston office

Melbourne office

Perth office

Torrensville office

Tuggerah office

Yatala office

58 Mile Tank Chloramination Facility

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Adelaide Hills Community Waste Management Scheme

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Aratula and Helidon Sewage Treatment Plant free water surface wetlands*

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Campaspe Asset Management Services (CAMS)*

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Campaspe Water Reclamation Scheme

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Eastern Irrigation Scheme

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Energy Resources of Australia Limited Water Treatment Operations Support*

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Mangawhai Water Reclamation Scheme*

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Mine Site Water Treatment

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Mount Zero Powdered Activated Carbon (PAC) Dosing System

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Mundaring Water Treatment Project

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Northern Peninsula Area Water Supply System

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Redcliffe Sewage Treatment Plant

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South East Water Disinfection Contract*

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TasWater Regional Towns Water Supply Program

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TasWater Scamander Network

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Virginia Pipeline Scheme (VPS)

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Wayatinah Remote Reservoir Chlorine Control

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Wentworth to Broken Hill (W2BH) Pipeline

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Yabulu Reuse Plant*

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Adelaide Desalination Plant

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Agnes Water and Seventeen Seventy Integrated Water Project

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Ararat Water Treatment Plant

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Barwon Water Biosolids Management Project

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Berri Barmera Reuse Scheme

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Grampians Water Operations and Maintenance

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Lion Co. Australia Wastewater Recycling Plant*

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Macarthur Water Filtration Plant

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Onkaparinga Wastewater Treatment Plant

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Riverland Water Project

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Seqwater Field Operations and Maintenance Services*

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Townsville City Council Water Supply Upgrade Project

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Victor Harbor Wastewater Treatment Plant

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Waikerie Wastewater Scheme

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Yan Yean Water Treatment Plant*

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  • Adelaide Desalination Plant

    TRILITY is a Joint Venture (JV) partner in AdelaideAqua Pty Ltd, the entity which has an agreement with SA Water to operate and maintain the plant until 2033.

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  • Agnes Water and Seventeen Seventy Integrated Water Project

    TRILITY has been contracted by Gladstone Regional Council to provide new infrastructure for the towns of Agnes Water and Seventeen Seventy, including a new wastewater treatment facility and a desalination plant.

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  • Ararat Water Treatment Plant

    Design and construction of an upgraded fluoride dosing system to comply with the updated Code of Practice for the fluoridation of drinking water supplies.

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  • Barwon Water Biosolids Management Project

    TRILITY operates and maintains Australia’s largest thermal drying biosolids facility, servicing the Barwon Water service region. The region produces 54,000 tonnes of biosolids each year, which was previously trucked to Melbourne Water’s Western Treatment Plant where it was dried in...

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  • Berri Barmera Reuse Scheme

    TRILITY Designed, Built, Financed and Operates (DBFO) the wastewater treatment and reuse scheme for the Berri-Barmera Council in South Australia’s Riverland.

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  • Grampians Water Operations and Maintenance

    TRILITY operates and maintains four water treatment plants in the western Victorian townships of Ararat, Great Western, Halls Gap and Stawell under an existing 25-year agreement with the Grampians Wimmera Mallee Water (GWMW) in western Victoria. GWMW has a footprint...

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  • Lion Co. Australia Wastewater Recycling Plant*

    TRILITY partnered with Lion Co. Australia to commission and operate an affordable and environmentally sound water recycling plant at Lion’s Brewery in Milton, Brisbane

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  • Macarthur Water Filtration Plant

    TRILITY is partnering with Sydney Water to achieve long term desirable financed water treatment solutions. The scope of the project includes the Design, Build, Finance (DBF) and 35 year Operation and Maintenance (O&M) of the facilities.

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  • Onkaparinga Wastewater Treatment Plant

    TRILITY in partnership with the City of Onkaparinga, has redeveloped the city’s Septic Tank Effluent Disposal Schemes (STEDS) to enable the water to be used for the irrigation of vineyards in the McLaren Vale and Willunga regions.

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  • Riverland Water Project

    TRILITY is the operator for Riverland Water, a consortium that designed and built 10 water treatments plants in regional South Australia. Located mainly along the banks of the River Murray, the plants serve approximately 150,000 people living in more than...

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  • Seqwater Field Operations and Maintenance Services*

    TRILITY, in a Joint Venture (JV), operated and maintained the bulk water transport network throughout South-East Queensland (SEQ) under an Operations and Maintenance (O&M) contract with its client Seqwater; providing value adding additional services such as capital expenditure project management,...

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  • Townsville City Council Water Supply Upgrade Project

    TRILITY has upgraded an existing 232 ML/d Water Treatment Plant (WTP) and constructed a new 40 ML/d plant at Townsville and will operate both facilities under a 20 year contract. This project provides Townsville City Council with long term water...

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  • Victor Harbor Wastewater Treatment Plant

    TRILITY designed, built and currently operates a wastewater treatment facility to treat sewage effluent to log six virus removal standard, making it suitable for unrestricted irrigation of private residence, community parklands and golf courses. Department of Health regulations and further...

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  • Waikerie Wastewater Scheme

    TRILITY Designed, Built, Operates and Maintains (DBOM) under a 15 year contract, a wastewater treatment and reuse facility for the District Council of Loxton Waikerie in South Australia.

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  • Yan Yean Water Treatment Plant*

    TRILITY as sole operator Designed, Built and Financed (DBF) the 155 ML/d Yan Yean Water Treatment plant (WTP) and Operated and Maintained (O&M) the plant under a 25 year services contract for Melbourne Water.

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