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.

Snapshot

Project name Grampians Water Operations and Maintenance
ClientAquaTower/ GWMWater
Type of contractOperations & Maintenance (O&M)
TechnologyDissolved air flotation- filtration or continuous microfiltration treatment plants
Design capacity34.5 ML/d
FacilitiesFour water treatment plants: Stawell 15 ML/d, Ararat 15 ML/d, Halls Gap 3.6 ML/d, Great Western 0.9 ML/d
Project term13 years
Capital costN/A
Project typeWater Treatment
* approximate

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