A spill is considered any material or fluid other than rain that has the potential to be conveyed to, or directly discharges to the storm drain system. Only rain is allowed down the storm drain.
Hazardous or unknown spills
Call 911 or 707-528-5151
Non-emergencies/ non-hazardous
Non-emergencies still need a fast response so call as soon as possible.
707-543-3800 - During Business Hours (Monday - Friday, 8 a.m. - 5 p.m.)
707-543-3805 - After Hours
When You See the Following Type of Emergency Spills, Please Call 911:
Unknown substance
Chemicals (includes oil and grease)
Vehicle fluids flowing or running (such as oil, gasoline, diesel)
Paint reaching the creek or storm drain
55 gallon drum
Compressed gas cylinder
White powder
Spill during heavy rain
Power-washing of lead-based paint
Smoking or fuming substance/container
Large spill running in street, gutter or creek
Release from a commercial facility
Spill or crime in progress
Other hazard to health or safety (anything blocking the street or entrance to school)
For All Other Spills Please Call 707-543-3800:
Washing of parts or equipment
Paint not reaching the creek or storm drain
Washing cars
Mud, dirt or silt
Concrete/saw cutting
Pool water
Power washing
Yard waste
Leaves in gutter
Illegal dumping
Septic/human waste not out of the sewer system (such as RV discharge, buckets of human waste)
Vehicle fluids dripping or small puddle (such as oil, gasoline, diesel)
Other minor spill
When Calling in a Spill Please Provide the Following Information:
Where the incident occurred (street address, cross street, business name)
When the incident occurred. Is it presently occurring?
What was the incident?
What materials are involved? (Describe the materials: dry/wet, wood/concrete/etc.
How much material is involved?
Is the material flowing into the street/gutter?
Has the material reached the storm drain or creek?
Do you know who is responsible? Do you have a license plate, phone number or photos you are willing to provide?
Are you willing to leave your name and phone number, or do you prefer to remain anonymous?