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A 2022 study in the journal Ocean Engineering by Heidarzadeh and others determined the size of the initial tsunami caused by the eruption. The study analyzed data from 22 tide gauges, eight Deep-ocean Assessment and Reporting of Tsunamis (DART) stations, eight atmospheric pressure time series, spectral analysis and computer simulation .
New satellite imagery captured the aftermath of a powerful volcanic eruption and resulting waves that rocked the Pacific nation of Tonga on January 15.Officials across the Pacific issued tsunami ...
English: Propagation of the January 15, 2022, Tonga volcano-generated tsunami was computed with the NOAA forecast method using MOST model via inversion of Gaussian-shape sources developed in real time. From the NOAA Center for Tsunami Research, located at NOAA PMEL in Seattle, WA.
14 January – 2022 Hunga Tonga eruption and tsunami: The Hunga Tonga, an undersea volcano, erupts, sending ash and steam 20 kilometers into the air. The government of Tonga issues a tsunami warning and advises people in all islands of Tonga to avoid the coasts. [1]
The massive blast caused atmospheric shock waves seen by orbiting weather satellites.View Entire Post ›
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Tsunamis produced by volcanic shock waves is a rare phenomenon, involving pressure from an explosive eruption that must be high enough to excite free waves in the atmosphere. [3] Such volcanic tsunamis took place during the 1883 eruption of Krakatoa, the 1956 eruption of Bezymianny and the 2022 eruption of Hunga Tonga–Hunga Ha'apai.
Indonesian authorities issued a tsunami alert Wednesday after eruptions at Ruang mountain sent ash thousands of feet high. Officials ordered more than 11,000 people to leave the area. The volcano ...