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Our projects

Adelaide office

Launceston office

Melbourne office

Morisset 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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Allanooka chlorination reconfiguration *

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Alligator Creek chlorine dosing system*

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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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Campaspe Water Reclamation Scheme

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Eastern Irrigation Scheme

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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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Mangawhai Community Wastewater 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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Rotorua Wastewater 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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Virginia Pipeline Scheme (VPS)*

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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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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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    adelaide desalination plant

  • Agnes Water and Seventeen Seventy Integrated Water Project

    TRILITY was contracted by Gladstone Regional Council to provide new infrastructure for the towns of Agnes Water and Seventeen Seventy. This included a wastewater treatment facility,  a desalination plant and subsequent ultrafiltration system upgrade.

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    Agnes Water and Seventeen Seventy TRILITY

  • Ararat Water Treatment Plant*

    Design and construction of an upgraded fluoride dosing system, completed 2021. For more information on the products used in the fluoride dosing system: dosing pumps, injection quills, pressure gauges, flowmeters and ball valves

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    fluoridation Australia

  • 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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  • 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

  • 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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    wastewater recycling plant

  • 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

  • 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

  • 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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    Field operations and maintenance services

  • 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 operates both facilities under a 20 year contract. This project provides Townsville City Council with long term water security...

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    water supply upgrade

  • 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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  • 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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