1927-03-07 tsunami – SW. HONSHU ISLAND: Historical Tsunami Record and Measurements

On March 7, 1927, at 09:27 UTC, a tsunami struck southwestern Honshu Island, Japan. According to the NOAA/NCEI Global Historical Tsunami Database, the event was associated with an earthquake measuring magnitude 7.6. The event is cataloged with a validity of 4, indicating a definite tsunami occurrence.

Event Characteristics and Measurements

The tsunami generated a recorded maximum water height of 11.3 meters. The generating earthquake occurred at a latitude of 35.6 and a longitude of 135.1 in the SW. Honshu Island region.

Human Impact

The historical record documents severe human consequences from the March 7, 1927 event. The disaster resulted in 3,022 deaths and 3295 injuries.

Sources and further context

Official datasets support the event-specific facts.