How do I report debris on private property or a vacant lot?

If the debris is located on property within a city, contact that city. If the debris is located on private property within the unincorporated area, call the Building Inspection Department at (925) 655-2704 or Building Code Hotline at (925) 655-2737 or visit the Building Inspection webpage for more information.

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1. How do I report debris on private property or a vacant lot?
2. How do I report debris on public roads?
3. How do I report hazardous material spills or dumping?
4. How do I report illegal dumping as it occurs?
5. What is the county currently doing about illegal dumping?
6. What should I do if I see someone dumping garbage on private or public property?
7. Who do I contact if I want to report illegal dumping?