Tsunamis | SF.gov A tsunami is a series of ocean waves that can cause dangerous coastal flooding and other damage. Some San Francisco neighborhoods are more at risk than others.

🌊 sf.gov/tsunamis
#tsunamiweek #tsunamipreparedness

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Live Long & Prepare! Or whatever Spock said. But while we have you, visit sf.gov/tsunamis to know your risks and how to prepare. #tsunamiweek #LiveLongAndProsper