It enters the wastewater systems when it is not disposed of properly. Water utility customers can avoid paying millions of dollars to remove the pesticide from the wastewater systems if pesticide users will handle and dispose of the chemicals properly. Use extreme care when mixing, applying, storing, and disposing of pesticides. Never use more or less pesticide than you need, follow directions on labels. It is better to buy only the amount you need for the season.
Pesticides can drift and settle in local bodies of water.
Rain and over watering pesticides can cause run off into the wastewater system. Clean up any pesticide that spills on sidewalks, driveways, or other hard surfaced areas . Never put pesticide residue in a sink, commode, bathtub, washing machine, floor drain, or storm drain.