LUMAJANG - Mount Semeru with a height of 3,676 meters above sea level (masl) again erupted in volcanic ash on Thursday morning, even three eruptions have been recorded in the period of three hours until 12.00 WIB.
The first eruption occurred at 05.07 WIB, then the second eruption occurred at 07.14 WIB and the third erupted again at 08.31 WIB.
"There was an eruption of Mount Semeru on Thursday, April 4, 2024, at 08.31 WIB with a height of about 700 meters above the peak or 4,376 meters above the peak," said the officer of the Mount Semeru Observation Post, Ghufron Alwi, as reported by ANTARA, Thursday, April 4.
The ash column was observed to be white to gray with thick intensity to the north and northwest and the eruption was recorded on a seismograph with a maximum amplitude of 22 mm and a duration of 98 seconds.
Previously, there was also an eruption of Mount Semeru at 07.14 WIB with a column height of ash observed about 500 meters above the peak (4.176 m above sea level).
The ash column is observed to be gray with thick intensity to the north and northwest. This eruption was recorded on a seismograph with a maximum amplitude of 22 mm and a duration of 95 seconds.
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Meanwhile, at 05.07 WIB there was an eruption with a column height of ash observed about 500 meters above the peak. The ash column was observed to be white to gray with thick intensity to the north and the eruption was recorded on the seismograph with a maximum amplitude of 22 mm and a duration of 137 seconds.
Mount Semeru is still on alert or level III, so PVMBG recommends that people are prohibited from carrying out any activities in the southeast sector along Besuk Kobokan, as far as 13 km from the summit.
Beyond this distance, the public is asked not to carry out activities at a distance of 500 meters from the riverbank (river border) along Besuk Kobokan because it has the potential to be affected by the expansion of hot clouds and lava flows up to a distance of 17 km from the summit.
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