Options for beneficial reuse of biosolids in Victoria

This paper presents a synopsis of current biosolids management in Victoria as well as an overview of some biosolids processing technologies. Indicativ e capital and annual costs to upgrade wastewater sludge management faciliti es at Victorian wastewater treatment plants to maximise safe beneficial reu se of biosolids and sludge products are provided. The data will be particularly useful for preliminary assessment and plannin g purposes of biosolids management strategies for government, non-metropoli tan urban water authorities and regional waste management groups. Indicative cost curves are presented for various sludge treatment and bioso lids reuse options applicable to treatment plant sizes between 2000 and 200 ,000 ep.