Council undertakes a number of methods to prevent waste from polluting the City's drainage systems, including:
• Street sweeping
• Stormwater side entry pit and pipe cleaning
• Cleaning of open drains
• Provisions of stormwater pollution traps
• Sweeping of bicycle tracks and laneways
Street sweeping is conducted throughout Palmerston. Suburban streets are swept three times per year and major roads are swept four times per year.