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Historical tsunami

A tsunami documented to occur through eyewitness or instrumental observation within the historical record.

1 April 1946 Aleutian Islands tsunami hitting Hilo, Hawaii. Photo courtesy of Bishop Museum Archives.

1 April 1946 Aleutian Islands tsunami hitting Hilo, Hawaii. Photo courtesy of Bishop Museum Archives.



Historical tsunami data

Historical data are available in many forms and at many locations. These forms include published and unpublished catalogs of tsunami occurrences, personal narratives, marigraphs, tsunami amplitude, runup and inundation zone measurements, field investigation reports, newspaper accounts, film, or video records.


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