Pesticides and Herbicides

Pesticides and herbicides can be a threat to creeks if allowed into the storm drainage system.

  • Pesticides kill aquatic insects that are important to creek ecosystems.
  • Herbicides harm beneficial plant life that form the base of the aquatic food web.

What you can do:

1.  Use organic gardening and landscaping techniques:

2.  If you must use chemicals,

  • strictly follow label directions
  • use as little as possible
  • only apply chemicals when no rain is predicted within the next two days
  • avoid applying chemicals near a storm drain and/or pavement

What the University is doing:

  • Regular staff training
  • Minimal use of pesticides and herbicides


Learn more about other creek pollutants...

Drinking Water

Pesticides and Herbicides -
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Sewage Overflows


Hazardous Materials