Active Alerts

If you are experiencing a water, power, or sewer emergency or service problem call our 24-hour hotline at 3-1-1 or (415) 701-2311 from outside SF or log on at Learn more or review active service alerts.
staff welding an i-beam

Sewer System Improvement Program

The Sewer System Improvement Program is a citywide investment to upgrade our aging combined sewer system to ensure a reliable, sustainable and seismically safe sewer system now and for generations to come. 


Projects keyboard_arrow_down Resources & Reports keyboard_arrow_down