Multiple Outdoor Public Warning Sirens sounded off through out San Francisco. There continues to be no known emergency that would have triggered the sirens.
Crews have been dispatched toinvestigate the status of the sirens and conduct testing. During testing it may be possible that sirens will sound.
The San Francisco Department of Emergency Management will continue to monitor the situation and provide updates as necessary.
For more information about the San Francisco’s Outdoor Public Warning System visit http://sfdem.org/index.aspx?page=13