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Allanooka chlorination reconfiguration*

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Rotorua Wastewater Services

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Hawke’s Bay District Health Board Main Water Supply and Treatment System*

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Yarra Park Water Recycling Facility

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Electrochlorination facilities*

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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 Community Wastewater 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
    Gladstone Regional Council
  • Type of contract
    Design, Build, Operate and Maintain (DBOM)
  • Facilities
    Existing: Two water treatment plants and a lagoon sewage treatment system New: Seawater desalination plant and a wastewater treatment plant
  • Technology
    Water treatment - seawater desalination, reverse osmosis and conventional treatment for bore water Wastewater – biological nutrient removal
  • Design capacity
    Wastewater: 0.6ML/d Desalination: 1.5ML/d (expandable) + 0.5ML/d from bore water
  • Term
    10 years
  • Capital cost
    c. $36m
  • Services

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.

TRILITY FS_Agnes Water and Seventeen Seventy Integrated Water Project_2020_FINALTRILITY FS_Agnes Water and Seventeen Seventy Integrated Water Project_2020_FINAL
TRILITY FS_Agnes Water- UF Upgrade 2021_FINALTRILITY FS_Agnes Water- UF Upgrade 2021_FINAL