Key facts
Fast facts
Service area | 23,500 square kilometres |
Number of towns serviced | 34 |
Water supply systems | 14 |
Drinking water provided each day | 32 million litres |
Sewage/trade waste treated each day | 30 million litres |
Number of employees (EFT) | 211 |
Infrastructure | |
Length of water mains | 2,007 kilometres |
Length of sewer mains | 973 kilometres |
Number of water treatment plants | 15 |
Number of water disinfection plants | 16 |
Number of sewage treatment plants | 17 |
Number of pumping stations | 196 |
Customers | |
Total customers | 44,444 |
Residential customers | 37,984 |
Business customers | 4,654 |
Rural customers | 1,806 |
Bulk entitlements & water storages
Number of Bulk Water Entitlements Held | 6 |
Number of Diversion Weirs | 10 |
Storage | Capacity (ML) |
Donalds Hill | 207 |
Mt Ewen | 625 |
Tank Hill | 774 |
Warrnambool 1 | 320 |
Warrnambool 2 | 320 |
Plantation Road | 100 |
Simpson Basin | 34 |
Cobden Basin | 51 |
Brierly Basin | 52 |
Hamilton Tank | 11 |
Hamilton 1 & 2 | 133 |
Hartwichs | 380 |
Cruckoor | 990 |
Hayes | 1201 |
Glenthompson | 123 |
Glenthompson Railway | 34 |
Konongwootong | 1920 |
Dunkeld 1 | 6 |
Dunkeld 2 | 36 |
Dunkeld 3 | 112 |
Portland Bald Hill Basin | 32 |
TOTAL | 7,461ML |
Water treatment
Wannon Water has the following 11 filtration treatment plants:
Township | Commissioned | Water source | Service Area |
Balmoral | 2007 | Rocklands Reservoir | Balmoral |
Camperdown | 1999 | Otway System | Camperdown, Lismore & Derinallum |
Casterton | 2004 | Port Campbell Limestone Aquifer | Casterton, Sandford, Merino & Coleraine |
Cobden | 1999 | Otway System | Cobden - Urban & Rural |
Glenthompson | 1996 | Farmland catchments/Glenthompson Reservoir | Glenthompson |
Hamilton | 1998 | Grampians National Park | Hamilton, Tarrington & Dunkeld |
Macarthur | 1994 | Clifton Formation Aquifer | Macarthur |
Port Campbell | 2004 | Diilwyn Aquifer | Port Campbell, Peterborough & Timboon |
Simpson | 2000 | Otway System | Simpson |
Terang | 1999 | Otway System | Terang, Noorat, Glenormiston & Mortlake |
Warrnambool | 1984 | Otway System | Warrnambool, Allansford & Koroit |
Wannon Water has the following eight disinfection treatment plants:
Township | Treatment | Water source |
Caramut | Disinfection | Newer Volcanic Aquifer |
Cavendish | Disinfection | Grampians National Park |
Dartmoor | Disinfection | Dilwyn Aquifer |
Heywood | Disinfection/Thermal | Dilwyn Aquifer |
Penshurst | Disinfection | Newer Volcanic Aquifer |
Port Fairy | Disinfection/Thermal | Dilwyn Aquifer |
Portland | Disinfection/Thermal | Dilwyn Aquifer |
Purnim | Disinfection | Otway System |
Sewage treatment
Wannon Water has the following 17 Sewage Treatment Plants:
Location | Town serviced | Effluent discharge | Capacity of storage (ML) |
Camperdown | Camperdown | Reuse via irrigation, Golf Club irrigation |
298.7 |
Camperdown Industrial | Camperdown Saleyards | Reuse via irrigation | 50.9 |
Casterton | Casterton | Reuse via irrigation | 87.1 |
Cobden | Cobden | Reuse via irrigation | 91 |
Coleraine | Coleraine | Reuse via irrigation | 49.1 |
Dunkeld | Dunkeld | Reuse via irrigation | 34.84 |
Hamilton | Hamilton | Reuse via irrigation, Industrial process water |
587.5 |
Heywood | Heywood | Reuse via irrigation | 149.6 |
Mortlake | Mortlake | Reuse via irrigation | 117.6 |
Peterborough | Peterborough | Reuse via irrigation | 141 |
Port Campbell | Port Campbell | Reuse via irrigation | 70.7 |
Port Fairy | Port Fairy | Ocean outfall | N/A |
Portland | Portland | Ocean outfall | N/A |
Simpson | Simpson | Reuse/Creek discharge | N/A |
Terang | Terang | Reuse via irrigation | 286.7 |
Timboon | Timboon | Reuse via irrigation | 85.5 |
Warrnambool | Warrnambool, Allansford, Koroit & major customers | Ocean outfall | N/A |
Recycled water
Wannon Water has two Recycled Water Plants:
Location | Commissioned | Capacity (ML) | Water source | Services | Process |
Hamilton Tertiary Treatment Plant | 2008 | 180 | Monivae Water Storage | Industry when required | Ultra Filtration Membranes |
Mortlake Tertiary Treatment Plant | 2011 | 8/day | Mortlake Winter Storage | Origin Energy | Micro Filtration |
Biosolids reuse
Location | Biosolids Produced (Dry Tonnes) |
Biosolids Reused (Dry Tonnes) |
Port Fairy Industrial | 339 | 339 |
Hamilton | 160 | - |
Warrnambool | 1,180 | 1,797 |
Port Fairy Domestic | 252 | Blended in Warrnambool |
Camperdown | - | - |
TOTAL | 1,931 | 2,136 |