After dozens of earthquakes, Mount Semeru spews ash 800 meters high

MidLand, JakartaCenter for Volcanology and Geological Disaster Mitigation (PVMBG) reported an eruption of volcanic ash up to 800 meters from the center of the crater Semeru Mountain in Malang Regency and Lumajang Regency, East Java Province.

Observation post officer Semeru Mountain Yadi Yuliandi said the eruption occurred at 06:02 WIB with a column of white to gray ash of moderate intensity directed towards the southeast. “The maximum amplitude is 22 millimeters and the duration is 131 seconds,” Yadi said in a report received by Antara in Jakarta, Monday, February 12, 2024.

The Volcanology Center has appealed to the population not to carry out any activity in the south-eastern sector along the Besuk Kobokan up to 13 kilometers from the center of the eruption. The public is also advised not to move within a five kilometer radius of the summit of Mount Semeru as it is prone to stone throwing.

Beyond this distance, people are not allowed to carry out activities within 500 meters of the river bank (river boundary) along the Besuk Kobokan because they may be affected by the expansion of hot clouds and lava flows up to a level distance 17 kilometers from the summit.

Previously, on February 11, 2024, in the period from 00:00 to 24:00 WIB, 88 seismic eruptions, eight avalanche earthquakes, 19 burst earthquakes, 22 harmonic earthquakes and 3 distant tectonic earthquakes were recorded on Mount Semeru.


The next day, Monday, February 12, 2024, in the period from 00:00 to 06:00 WIB, Mount Semeru experienced 19 eruptive earthquakes, one avalanche earthquake and 11 burst earthquakes.

Semeru Mountain it is the most active volcano in Indonesia. Last year, the highest mountain on Java island suffered 29,131 eruptions.


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