Active Alerts

Flood and high wind watch for San Francisco. 

For your safety, avoid driving or walking through standing water at all cost.
Please be cautious of manhole covers that may have been dislodged. Report dislodged manhole covers to @SF311. 

Emergency Operations Center (EOC) Activated

The City has activated the Emergency Operations Center (EOC) to coordinate citywide operations, such as clearing storm drains, responding to hill slides, distributing sandbags, and ensuring residents are informed.
Report non-life-threating storm issues to 311, such as:

  • Clogged catch basins
  • Non-life-threatening street and residential flooding
  • Sewer backups or wastewater odors
  • Downed trees

Read more about what to do before and during the storm.

Stay safe and avoid unnecessary travel.

message View Details

Utility Information Request-Water Lines

Properties within the City and County of San Francisco

If you are looking for documents containing water line information in front of your development, or in front of property for your development project, please complete an application and confidentiality form.

Application and Confidentiality Agreement Form

Email the completed application and form, along with a vicinity map (showing the location and limits of the pipeline information requested) to Please allow up to 30 days to receive this information. If you do not receive a response by 30 days, please direct questions to

Properties within San Mateo, Alameda, and Santa Clara counties

For requests pertaining to property within San Mateo, Alameda, Santa Clara Counties, as well as those relating to contracts, contact our Land Engineering group