Storm Water drainage lines are located throughout the entire city.
Rainwater flows off urban streets, parking lots, construction sites, and neighborhoods, where it is then channeled into the City's Storm Water drainage system of pipes and ditches. Its final destination is our creeks, bays, estuaries, and oceans.
The Public Works Department provides Storm Water management services to:
Storm Water Services
Learn more about what Storm Water is, how it becomes polluted, and the division’s educational and outreach programs!
Volunteers have put the message “No Dumping – Drains to Waterways” onto hundreds of storm drain inlets to help reduce illegal discharges of pollutants into the storm drain system. Learn how to participate in this important program.
Learn about how construction sites can cause storm water pollution and state and City requirements for construction sites that help reduce pollution entering our local creeks, bays, and estuaries.
Learn about sources of storm water pollution including pet and yard waste, household hazardous waste, and improper use of fertilizers and pesticides, and how City Ordinances help prevent pollution from entering our storm water and bays and estuaries.
In most areas, streets are considered part of the drainage system. Learn about what you can do if your street floods.