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Illegal Dumping

If you witness illegal dumping when it occurs, please dial 9-1-1 immediately and report all relevant details so an officer can investigate. If you can safely - without risk or danger - get a photograph or license plate number, this can aid the investigation.

Potentially hazardous material spill of dumping:

To report potentially hazardous materials that have been dumped or spilled, contact the County Health Services Department - Hazardous Materials Division at (925) 646-2286 (during business hours) or (925) 646-1112 (24-hour hotline for emergencies only.

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