No sewer system, including San Francisco's, can be designed to manage all stormwater in ALL storms. Improving stormwater management and flood resilience across the City is a partnership between government and residents like you.

Storing drinking water is a critical part of being prepared for an emergency in our area. Learn more about how much you should have, how to store it, and how to treat water if you need more.

Find out if your property is at risk of flooding in a major rainstorm, learn about related legislation regarding property sale disclosures, and take advantage of our programs to help you prepare for and minimize impacts of heavy rains on your property.

To be prepared, you should know the location of your water shutoff valve and how to use it.

Your sewer lateral, backflow valves and an optional insurance to protect your water and sewer laterals (aka pipes). Learn more.