Tsunami Threat Levels 2
Tsunami Threat Levels 2 : Describes the types of tsunami threats according to its potential hazard and impact to people, structures, and ecosystems on land or in near-shore marine environments. Depending on the type of threat, a NTWC may issue a warning, watch, advisory, or an information bulletin or statement. Land Inundation Threat. Tsunamis that threaten land can inundate coastal communities possibly causing significant destruction if there is a major land threat. When there is a land threat, people should immediately evacuate tsunami hazard zones. Marine Coastal Waters Threat. Tsunamis that are a marine threat may generate strong local currents in coastal waters. When this is a marine threat, people should stay out of the water and away from the open ocean or inlets of water. No Threat. Tsunamis that are no threat are not expected to cause damage
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