Report a Spill

Reporting illegal dumping, spills or discharge incidents within San Mateo County

If you are aware of an emergency needing immediate response call: 9-1-1

For storm drain pollution or hazardous materials issues:
San Mateo Countywide Stormwater Pollution Prevention Program
(650) 363-4305

Illegal/Unlawful Spraying or Dumping of a Pesticide:
San Mateo County Environmental Services Agency
(650) 363-4700

Atherton
Illicit Discharge Coordinator
(650) 752-0532

Belmont
Illicit Discharge Coordinator
(650) 637-4702

Brisbane
Illicit Discharge Coordinator
415-508-2130

Burlingame
Illicit Discharge Coordinator
(650) 342-3727

Colma
Illicit Discharge Coordinator
(650) 757-8888

Daly City
Illicit Discharge Coordinator
(650) 991-8208

East Palo Alto
Illicit Discharge Coordinator
(650) 853-3165

Foster City
Illicit Discharge Coordinator
(650) 286-3279

Half Moon Bay
Illicit Discharge Coordinator
(650) 726-8265

Hillsborough
Illicit Discharge Coordinator
(650) 375-7444

Menlo Park
Illicit Discharge Coordinator
(650) 330-6740

Millbrae
Illicit Discharge Coordinator
(650) 259-2392

Pacifica
Illicit Discharge Coordinator
(650) 738-3768

Portola Valley
Illicit Discharge Coordinator
(650) 851-1700

Redwood City
Illicit Discharge Coordinator
(650) 780-7464

San Bruno
Illicit Discharge Coordinator
(650) 616-7168

San Carlos
Illicit Discharge Coordinator
(650) 802-4361

San Mateo (City of)
Illicit Discharge Coordinator
(650) 522-7342

San Mateo County (unincorporated)
Illicit Discharge Coordinator
(650) 363-4708

South San Francisco
Illicit Discharge Coordinator
(650) 877-8634

Woodside
Illicit Discharge Coordinator
(650) 851-6790