When you apply a pesticide, it may drift in the air or be washed
into a storm drain by irrigation or rain.
- During application, airborne particles can drift and land on surface
water, or rain can wash particles from the air.
- For several days after pesticide application, irrigation and rain
may wash pesticide residues into storm
- Chemicals may also enter storm drains directly or indirectly through
spills, illegal dumping, or rinse water from product containers.
- Stormwater runoff empties into creeks and creeks empty into rivers.
Click on image to enlarge
Illustration by Celeste Rusconi