Interactive Tsunami Flood Risk Map Asks: Are You in the Zone?

Interactive Tsunami Flood Risk Map Asks: Are You in the Zone?

1/16/2022 4:46:00 AM

Interactive Tsunami Flood Risk Map Asks: Are You in the Zone?

Saturday saw much of the SoCal coast under a tsunami advisory after a volcanic eruption in Tonga. Are you in the flood zone in the event of a bigger tsunami?

— and choose the alerts you want.According to the CGS, tsunamis are a series"of extremely long waves caused by a large and sudden displacement of the ocean (after an earthquake, for example)," which radiate out from the starting point in all directions.

Tsunamis travel faster in deep water, and can reach speeds over 500 mph -- faster than a jet plane."As they enter shallow water near land, they slow to approximately 20 or 30 mph, which is still faster than a person can run," the CGS says. And as they slow down, they get taller.

Read more: NBC Los Angeles »

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Beware of the great tsunami! Not 1-3 foot waves... 🙄