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Our projects

Adelaide office

Launceston office

Melbourne office

Morriset office

Mount Maunganui office

Perth office

Torrensville office

Yatala office

58 Mile Tank Chloramination Facility*

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Adelaide Hills Community Waste Management Scheme

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Adventure Bay Water Treatment Plant Interim Upgrade Project

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Agnes Water and Seventeen Seventy Integrated Water Project

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Allanooka chlorination reconfiguration *

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Alligator Creek chlorine dosing system

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Ararat Water Treatment Plant*

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Aratula and Helidon Sewage Treatment Plant upgrade*

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Brisbane Airport Corporation Water Quality Improvement Project

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Campaspe Asset Management Services (CAMS)*

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Electrochlorination facilities *

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Energy Resources Australia Water Treatment Operations *

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Hawke’s Bay District Health Board Main Water Supply *

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Lion Co. Australia Wastewater Recycling Plant *

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Mine Site Water Treatment *

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Mount Zero Powdered Activated Carbon (PAC) Dosing System*

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Redcliffe Sewage Treatment Plant*

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Seqwater Field Operations and Maintenance Services *

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Soluble iron removal

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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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TasWater UV Project (Stage 1)*

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Townsville City Council Water Supply Upgrade Project

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Wakefield Community Wastewater Management System

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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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Yarra Park Water Recycling Facility

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Adelaide Desalination Plant

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Barwon Water Biosolids Management Project

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Berri Barmera Reuse Scheme

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Campaspe Water Reclamation Scheme

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Eastern Irrigation Scheme

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Grampians Water Operations and Maintenance

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Macarthur Water Filtration Plant

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Mangawhai Community Wastewater Scheme *

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Mundaring Water Treatment Project

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Northern Peninsula Area Water Supply System*

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Onkaparinga Wastewater Treatment Plant

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Riverland Water Project

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Rotorua Wastewater Services

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Victor Harbor Wastewater Treatment Plant

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Virginia Pipeline Scheme (VPS)*

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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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    adelaide desalination plant

  • 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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    biosolids management

  • 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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  • Campaspe Water Reclamation Scheme

    TRILITY operates the Campaspe Water Reclamation Scheme, a sustainable reuse scheme providing benefits to local industry. Campaspe Water Reclamation Scheme (CWRS) is one of the first projects in Victoria to treat 100 percent of wastewater generated by a community, the...

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    water reclamation scheme

  • Eastern Irrigation Scheme

    The scheme delivers 5GL per year of Class A recycled water to farming, recreational, industrial and residential customers around Cranbourne in Melbourne. View Eastern Irrigation customer information here

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    irrigation scheme

  • 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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    water operations and maintenance

  • 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), the 35-year Operation and Maintenance (O&M) of the facilities and plant upgrade to ensure...

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    water filtration plant

  • Mangawhai Community Wastewater Scheme *

    TRILITY operated Mangawhai Community Wastewater Scheme for the Kaipara District Council in New Zealand to provide and maintain a pristine estuary and marine environment across the coastal community.

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    community wastewater scheme

  • Mundaring Water Treatment Project

    TRILITY, as part of the Helena Water consortium financed, designed, constructed, commissioned and through a Joint Venture (JV) now operate the 165 ML/d Mundaring Water Treatment Plant (WTP) and Mundaring Pump Station C in Western Australia.

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    mundaring water treatment

  • Northern Peninsula Area Water Supply System*

    Providing service delivery and provision of potable water to five indigenous communities within the Northern Peninsula Area (NPA). TRILITY will operate and maintain the existing water treatment plant and provision of potable water to communities within Bamaga and the Northern...

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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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    Onkaparinga wastewater treatment plant

  • Riverland Water Project

    TRILITY is the operator for Riverland Water, a consortium that designed and built 10 water treatment 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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    Riverland water project

  • Rotorua Wastewater Services

    Rotorua Lakes Council have entered into a collaborative contract with TRILITY and its consortium to deliver wastewater services for the Rotorua district, which includes the operations, maintenance and asset management of wastewater treatment plants, land treatment system, and network maintenance and...

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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 residences, community parklands and golf courses. Department of Health regulations and further...

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  • Virginia Pipeline Scheme (VPS)*

    The Virginia Pipeline Scheme was operated and maintained by TRILITY providing sustainable water infrastructure. The Virginia Pipeline Scheme (VPS) in South Australia provides 20 GL per year of recycled water to more than 360 customers. TRILITY operated the 142km recycled...

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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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