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 sf311.org. Learn more or review active service alerts.
Biosolids being applied to a field

Biosolids

Learn how our Biosolids program recycles nutrients from wastewater into a high quality fertilizer that helps reduce water use, pulls carbon dioxide out of the atmosphere, and improves California’s farm soils.