Tsunami

hazard

Tsunami risk in Virginia is low but real, driven primarily by distant undersea earthquakes rather than local earthquakes. This evergreen explainer covers what a tsunami is, how...

information

Tsunami warnings for the US West Coast are infrequent but serious messages from the National Tsunami Warning Center (NTWC) and local authorities. This guide explains how warning...

disaster-preparedness

In 2023, Hawaii experienced tsunami conditions that followed a major undersea earthquake near Alaska. This evergreen explainer clarifies what occurred, how the event unfolded, a...

science-marine-biology

Jellyfish respond to tsunamis the way many small, buoy organisms do: they are moved and compressed by the waves but are not a primary driver of damage. In the very shallow water...

hazard-preparedness

Ventura lies along the Southern California coast at moderate tsunami risk from both distant and local sources. While large, distant earthquakes—such as those along the Cascadi...

safety-and-risk

In most realistic tsunami scenarios, a cruise ship in open water is unlikely to be capsized or sunk by the wave itself, because tsunamis in deep water have long wavelengths and...