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At 6:44 am, Krakatoa exploded again at Danan, with the resulting tsunami propagating eastward and westward. The third and largest explosion, at 10:02 am, was so powerful that it was heard 3,110 km (1,930 mi) away in Perth , Western Australia, and the Indian Ocean island of Rodrigues near Mauritius , 4,800 km (3,000 mi) away, where the blast was ...
In 2017, the height of Anak Krakatau was reported as over 400 m (1,300 ft) above sea level; [6] following a collapse in December 2018, the height was reduced to 110 meters (361 ft). [ 7 ] [ 5 ] Etymology
A volcanic tsunami, also called a volcanogenic tsunami, is a tsunami produced by volcanic phenomena. About 20–25% of all fatalities at volcanoes during the last 250 years have been caused by volcanic tsunamis. The most devastating volcanic tsunami in recorded history was that produced by the 1883 eruption of Krakatoa. The waves reached ...
1883: On this day in history in 1883, Krakatau, a small island nation near Indonesia, blew it self to parts with the most devastating and powerful volcanic eruption in history. Other Events on ...
Joetsu city in Niigata Prefecture observed a tsunami with a height of more than 6.6 metres (21.7 ft). Kanazawa City in Ishikawa Prefecture observed a tsunami at a height of 0.9 metres (2 ft 11 in). [217] Toyama City in Toyama Prefecture and Sakata City in Yamagata Prefecture both observed a tsunami with a height of 0.8 metres (2 ft 7.5 in). [217]
Amplitude, Wave Height, or Tsunami Height: Refers to the height of a tsunami relative to the normal sea level at the time of the tsunami, which may be tidal High Water, or Low Water. It is different from the crest-to-trough height which is commonly used to measure other type of wave height. [75]
It had 4–10 times the energy of the 1883 Krakatoa eruption. [35] An estimated 100 cubic kilometres (24 cu mi) of pyroclastic trachyandesite was ejected, weighing approximately 1.4×10 14 kg. [5] This has left a caldera measuring 6 to 7 kilometres (3.7 to 4.3 mi) across and 600 to 700 metres (2,000 to 2,300 ft) deep. [31]
27 August 1883: Krakatoa Collapse of Krakatoa caused tsunami sweeping over neighbouring islands and onto Sumatra and Java 1992 Flores earthquake and tsunami: 12 December 1992: Flores: 1,490 deaths in Maumere and 700 in Babi Island. 3–4 metres wave run up heights occurred along the eastern coasts of Maumere, Maximum run up height of 26 metres ...