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Our projects

Adelaide office

Bay of Plenty office

Brisbane office

Launceston office

Melbourne office

Perth office

Torrensville office

Tuggerah office

Yatala office

Adelaide Hills Community Waste Management Scheme

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Aratula and Helidon Sewage Treatment Plant free water surface wetlands*

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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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Energy Resources of Australia Limited Water Treatment Operations Support*

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Lion Co. Australia Wastewater Recycling Plant*

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Mangawhai Water Reclamation Scheme*

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Redcliffe Sewage Treatment Plant

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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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Yabulu Reuse Plant*

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58 Mile Tank Chloramination 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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Campaspe Asset Management Services (CAMS)*

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Grampians Water Operations and Maintenance

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Macarthur Water Filtration 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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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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Seqwater Field Operations and Maintenance Services*

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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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Townsville City Council Water Supply Upgrade Project

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Wayatinah Remote Reservoir Chlorine Control

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Wentworth to Broken Hill (W2BH) Pipeline

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Yan Yean Water Treatment Plant*

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  • 58 Mile Tank Chloramination Facility

    TRILITY manufactured chlorine and ammonia dosing modules, as well as completing the civil site works, installation, commissioning and project management to upgrade the 58 Mile Tank facility.

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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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    Agnes Water and Seventeen Seventy TRILITY

  • 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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    fluoridation Australia

  • Campaspe Asset Management Services (CAMS)*

    TRILITY in a collaboration with Coliban Water maintained and operated over 46 reservoirs and water storage basins across north central Victoria and provides water and wastewater services to urban and regional customers across 49 towns.

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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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  • 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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  • Mine Site Water Treatment

    TRILITY was engaged to update the drinking water supply treatment and distribution systems at a mine site in the Pilbara region.

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  • Mount Zero Powdered Activated Carbon (PAC) Dosing System

    Improving water taste and odour using powdered activated carbon dosing prior to treatment at Mount Zero Water Treatment Plant

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  • 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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  • 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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  • 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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  • 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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  • South East Water Disinfection Contract*

    TRILITY was contracted to operate and maintain South East Water’s booster chlorination and residual monitoring chlorination facilities for three years.

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  • TasWater Regional Towns Water Supply Program

    TRILITY was selected by TasWater to design and construct Work Package One of the TasWater Regional Towns Water Supply Program. Work Package One is the design and construction of water treatment plants and the subsequent operational support for a period...

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  • TasWater Scamander Network

    TRILITY was engaged to provide a top up chlorination solution in the Scamander reticulation system and assist with maintaining chlorine residual levels across the network.

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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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  • Wayatinah Remote Reservoir Chlorine Control

    Rechlorination at the Wayatinah reservoir was required as part of the Regional Towns Water Supply Program. TRILITY designed a purpose built sodium hypochlorite modular solution which was used in conjunction with the Hydra-Mix in tank mixing and monitoring device to...

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  • Wentworth to Broken Hill (W2BH) Pipeline

    TRILITY is a Joint Venture (JV) partner in the W2BH O&M which operates and maintains the Wentworth to Broken Hill pipeline

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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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