Mount Semeru Experienced Several Eruptions And Falls

Mount Semeru/Photo: Antara

JAKARTA - Mount Semeru which has a height of 3,676 meters above sea level in Lumajang Regency, East Java, was observed to still experience several eruptions and avalanches on Saturday, May 28. on Saturday at 00.00-06.00 WIB, five eruptions were recorded with an amplitude of 10-15 mm and an earthquake duration of 55-65 seconds. gusts with an amplitude of 2-8 mm for 35-70 seconds," said PPGA Semeru officer Liswanto in a written report to the Center for Volcanology and Geological Hazard Mitigation. Mount Semeru also experienced one distant tectonic earthquake with an amplitude of 26 mm, while visual observations The volcano is clearly visible, the crater smoke is not observed, the weather is clear and the wind is weak to the south. Meanwhile, the activity of Mount Semeru on Friday, May 27, period 00. 00-24.00 WIB recorded 23 eruptions with an amplitude of 10-22 mm, then 11 avalanches with an amplitude of 105 mm, 27 gusts with an amplitude of 2-8 mm, one local tectonic earthquake, and four distant tectonic earthquakes. "Visually, Mount Semeru was clearly visible until it was covered in fog, then white smoke from the main crater was observed with a thin to medium intensity, about 100 meters high from the summit," he said, quoted by Antara. "People are also advised not to carry out any activities in the southeast sector along Besuk Kobokan as far as 13 km from the summit (the center of the eruption) and beyond that distance," he said. People are not allowed to carry out activities at a distance of 500 meters from the river bank (river border) along Besuk Kobokan because potentially affected by the expansion of hot clouds and lava flows up to a distance of 17 km from the peak. be aware of the potential for hot cloud avalanches (APG), lava avalanches, and lahars along rivers/valleys that originate at the summit of Mount Api Semeru, especially along Besuk Kobokan, Besuk Bang, Besuk Kembar, and Besuk Sat as well as potential lahars in small rivers which is a tributary of Besuk Kobokan.