Our projects

Bay of Plenty office

Adelaide office

Brisbane office

Launceston office

Torrensville office

Yatala office

Perth office

Melbourne office

Tuggerah office

Wayatinah Remote Reservoir Chlorine Control

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TasWater Scamander Network

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Ararat Water Treatment 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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58 Mile Tank Chloramination Facility

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Wentworth to Broken Hill (W2BH) Pipeline

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Yan Yean Water Treatment Plant*

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Yabulu Reuse Plant*

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Waikerie Wastewater Scheme

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Virginia Pipeline Scheme (VPS)

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Victor Harbor Wastewater Treatment Plant

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Townsville City Council Water Supply Upgrade Project

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TasWater Regional Towns Water Supply Program

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South East Water Disinfection Contract*

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Seqwater Field Operations and Maintenance Services*

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Riverland Water Project

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Redcliffe Sewage Treatment Plant

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Onkaparinga Wastewater Treatment Plant

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Northern Peninsula Area Water Supply System

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Mangawhai Water Reclamation Scheme*

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Mundaring Water Treatment Project

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Grampians Water Operations and Maintenance

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Energy Resources of Australia Limited Water Treatment Operations Support*

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Eastern Irrigation Scheme

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Campaspe Water Reclamation Scheme

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Campaspe Asset Management Services (CAMS)*

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Adelaide Hills Community Waste Management Scheme

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Berri Barmera Reuse Scheme

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Barwon Water Biosolids Management Project

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Macarthur Water Filtration Plant

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Lion Co. Australia Wastewater Recycling Plant*

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Aratula and Helidon Sewage Treatment Plant free water surface wetlands*

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Agnes Water and Seventeen Seventy Integrated Water Project

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Adelaide Desalination Plant

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Project snapshot

  • Client
    AquaTower/ GWMWater
  • Type of contract
    Operations and Maitenance (O&M)
  • Facilities
    Four water treatment plants: Stawell 15 ML/d, Ararat 15 ML/d, Halls Gap 3.6 ML/d, Great Western 0.9 ML/d
  • Technology
    Dissolved air flotation- filtration or continuous microfiltration treatment plants
  • Design capacity
    34.5 ML/d
  • Term
    13 years
  • Capital cost
    N/A
  • Services

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 that covers a quarter of the State and delivers services to approximately 72,000 residents and businesses.

Grampians Water Operations and Maintenance