Homebush Bay, Australia

1
Homebush Bay, Australia

• Aaron Fullick
• Catherine Alton

2
The Site

• Hosted Sydney Olympics
• Was previously used for the manufacture and
  disposal of industrial and household waste
• Disposal of waste was not controlled and
  monitored

3
Pollutants Landfill

• Dioxins
• Heavy metals
• Chloromethane
• Cyanide
• Arsenic
• Solvents
• Asbestos
• many more

4
The Problem

• Contaminated groundwater
• Contaminated air
• Leaching into Homebush bay

5
Their Solution

• Hazardous waste was contained on site
• Collected into large mounds on site and covered
  with 1m of clay
• Leachate collected and treated
• Waterways - cut off source
• Sediment collection

6
Woo-La-Ra
7
Current Position

• Commercial fishing ban
• Contaminated storm water runoff
• Constant monitoring
• Indirect Thermal Desorption Contaminant
  Destruction Process

8
Indirect Thermal Desorption
9
Alternative Solution

• Removal is not an option
• Treat the waste
• Direct thermal disorption
• Separation of dioxins and heavy metals
• Plasma arc gasification