Report Illegal Dumping and Spills

We need your help to stop illegal dumping! 

Only clean water is allowed to flow freely into a storm drain. Wash waters, sewage, automotive fluids, construction materials, paint, trash, sediment, and food wastes are all prohibited from flowing into a storm drain. Illegal dumping is punishable by up to $10,000 and up to six months in jail. Reporting illegal dumping and discharges helps keep our local waterways pristine for all of us to enjoy.


To Report Completed Illegal Dumping Anywhere In Contra Costa County:

CALL 1-800-NO DUMPING (1-800-663-8674)



To Report Real Time Illegal Dumping please contact your local response agency:

Antioch:            925-778-2441

Brentwood       925-809-7911

Clayton:            925-673-7350

Concord:           925-671-3220

Danville :           925-314-3700

El Cerrito:         510-233-1214

Hercules:          510-724-1111

Lafayette:         925-284-5010

Martinez:          925-372-3440

Moraga:             925-284-5010

Oakley:             925-625-8060

Orinda:             925-646-2441

Pinole:              510-724-8950

Pittsburg:          925-252-4980

Pleasant Hill:     925-288-4600

Richmond:        510-231-3043

San Pablo:         510-724-1111

San Ramon:      925-973-2670

Walnut Creek:   925-943-5844

Unincorporated Contra Costa County:    925-646-2441