Illicit Discharges/Illegal Dumping
Illicit discharges are non-stormwater releases to the storm drain system. Common illicit discharges include:
For incidents occurring in incorporated cities and towns, please call 1-800-NO-DUMPING.
To report an active release, or an illegal incident occurring outside of business hours, call the Sheriff's Office at (925) 646-2441 or dial 911.
Click the Help Prevent Illegal Dumping card for tips on how to properly dispose of your waste and who to call to report illegal dumping.
To report oil spills to navigable waterways, please notify:
National Response Center (US Coast Guard) at 800-424-8802; and
CA Emergency Management Agency at 800-852-7550