Yarra Valley Water's Sewerage Treatment System
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  • 1. YARRAVALLEY WATER’S SEWAGE TREATMENT SYSTEM
  • 2. 2 1.74 million Population Serviced by YVW 52,000 business 723,000 671,000 residential Properties Serviced by YVW >9,000 km 150-1800 mm pipe size Sewer Network $3.7 billion All Infrastructure & Assets 95 Sewer Pump Stations 9 Treatment Plants YARRAVALLEY WATER’S SEWERAGE NETWORK
  • 3. 3 YARRAVALLEY WATER’S SEWAGE FLOWS TO MELBOURNE WATER 107 GL/yr (93%) 45% 93% Sewage Treated by Melbourne Water Sewage Treated by Yarra Valley Water 7% (10GL/yr) YARRAVALLEY WATER WESTERNTREATMENT PLANT EASTERNTREATMENT PLANT 55%
  • 4. 4 WESTERN & EASTERN TREATMENT PLANT Western Treatment Plant Eastern Treatment Plant
  • 5. 5 YVW’s Treatment Plants Recycled Reservoir Storage Whittlesea Aurora Wallan Craigieburn Brushy Creek Lilydale Monbulk Upper Yarra Healesville LOCATIONS OF YARRAVALLEY WATER’S TREATMENT PLANTS
  • 6. 6 YARRAVALLEY WATER’S SEWAGE TREATMENT PLANTS BRUSHY CREEK SEWAGE TREATMENT PLANTLILYDALE SEWAGE TREATMENT PLANTLAUNCHING PLACE SEWAGE TREATMENT PLANTHEALESVILLE SEWAGE TREATMENT PLANTAURORA SEWAGE TREATMENT PLANTCRAIGIEBURN SEWAGE TREATMENT PLANTWHITTLESEA SEWAGE TREATMENT PLANTWALLAN SEWAGE TREATMENT PLANT
  • 7. 7 Class B UV CLASS B RECYCLING Class B Treatment  Primary Treatment: Screening & Grit Removal  Secondary Treatment: Aeration (biological treatment) & Settling  Tertiary Treatment: Filtration, Lagoons & UV Class B Uses  Pasture Irrigation  Golf Course Irrigation
  • 8. 8 Class A CLASSA RECYCLING Class A Treatment  Ultrafiltration – UF  UV Disinfection  Chlorination Class A Uses  Toilet flushing  Garden watering  Clothes washing  Irrigation of public open space
  • 9. 9 TP Operations North & East Management & Operation of TP’s EPA Licence & Reporting Integration & Minor Upgrades TP Planning TP Optimisation & Design EPA Liaison & Compliance Recycled Water Management Trade Waste Trade Waste Policy Trade Waste Applications & Renewals Source Control & Customer Service WHAT WE DO?
  • 10. 10 Corporate Licence Allows YVW to discharge to the environment & reuse treated sewage for irrigation subject to a monitoring program Licence Requirements Limits nutrient (N & P), BOD and pathogen discharge to waterways Licence Importance Protecting and enhancing waterway health TREATMENT PLANT REGULATION & COMPLIANCE
  • 11. 11 TP Operations North & East Management & Operation of TP’s EPA Licence & Reporting Integration & Minor Upgrades TP Planning TP Optimisation & Design EPA Liaison & Compliance Recycled Water Management Trade Waste Trade Waste Policy Trade Waste Applications & Renewals Source Control & Customer Service WHAT WE DO?
  • 12. 12 YVW’s Treatment Plants New Recycling Plants Wallan Class A Kinglake Class B Doncaster Class A Kalkallo Stormwater Recycling Coburg Stormwater Recycling NEW RECYCLING SCHEMES
  • 13. 13 TP Operations North & East Management & Operation of TP’s EPA Licence & Reporting Integration & Minor Upgrades TP Planning TP Optimisation & Design EPA Liaison & Compliance Recycled Water Management Trade Waste Trade Waste Policy Trade Waste Applications & Renewals Source Control & Customer Service WHAT WE DO?
  • 14. 14 TREATMENT PLANTS ASSETS ENVIRONMENTWATER REUSE OH & S TRADE WASTE WHAT WE DO?
  • 15. 15 SOURCE CONTROL
  • 16. 16 HOW WE DO IT ?
  • 17. 17 EXEMPLARY SERVICE AT YVW’S TREATMENT PLANTS