Report a Spill

Reporting illegal dumping, spills or discharge incidents within Sonoma County

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

Hazardous Materials Emergency:
Sonoma County Department of Emergency Services
(707) 565-1152

Illegal/Unlawful Spraying or Dumping of a Pesticide:
Sonoma County Agriculture Department
(707) 565-2371

Spill/sewage Overflow
Sonoma County Water Agency (24-hour operator)
(707) 523-1070

Petaluma
Stormwater program personnel
(707) 778-4304

Santa Rosa 
Stormwater program personnel
(707) 543-3800

After hours
(707) 543-3805

Sonoma County 
Stormwater program personnel
(707) 565-7280

After hours
(707) 565-7280

Sonoma County Water Agency 
Stormwater program personnel
(707) 523-1070

After hours
(707) 523-1070