Tsunami All-Clear

…Cancellation, agencies can assume All-Clear status when their area is free from damaging waves for at least two hours, unless additional ETAs have been announced by the TWC (for example for a significant aftershock)…

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tsunami generation theory

…be studied with methods developed in the dynamic theory of elasticity. The source representing an earthquake focus is a discontinuity in the tangent component of the displacement on some element of area within the…

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regional tsunami

…after nine years with only one event causing one fatality, 10 locally destructive tsunamis occurred in just a seve n-year period from 1992 to 1998, resulting in over 2,700 deaths and hundreds of…

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tsunameter

An instrument for the early detection, measurement, and real-time reporting of tsunamis in the open ocean. Also known as a tsunamimeter. The DART® system and cable deep-ocean pressure sensor are tsunameters.

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TWC

…country’s official emergency agencies. International TWCs monitor and provide tsunami information to Member States on potential distant and regional tsunamis using global data networks, and can often issue messages within 10 minutes of the…

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