Everyday, motor vehicle businesses produce harmful wastewater pollutants such as petroleum hydrocarbons, flammable substances, metals from engine parts and batteries, chlorinated solvents, phenols and engine grit.
These substances have the potential to affect the health of people working in the sewerage system, damage the pipes that transport wastewater and the sewage treatment plants. These substances reduce Sydney Water's ability to recycle wastewater and biosolids, and have the potential to cause explosions.
For tips on cleaner production techniques to minimise or eliminate ongoing wastewater treatment costs, and information on charges see the following booklet and fact sheets: