Active Alerts

There are no alerts at this time. 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

Warnerville Substation Rehabilitation


The Warnerville Substation facilities have reached the end of their working life and are in need of rehabilitation.  Phase 1 will be complete in July 2021. Phase 2 will start in October 2022. 

  • Construction Start: Phase I October 2017, Phase 2: October 2022
  • Contruction End: Phase 1 July 2021, Phase 2 July 2023
  • Cost: $24.3 million
  • Project Phase: Construction