Mount Semeru Erupts Again as High as 700 Meters, Residents Are Urged to Stay Away
Liputan6.com, Lumajang - Mount Semeru in the Perbatasakan Lumajang Regency and Malang Regency, erupted again. For the eruption of this eruption, it reached 700 meters above the top of the mountain.
"There was an eruption of Mount Semeru on February 1, 2023 at 07.29 WIB. The height of the eruption column was observed about 700 meters above the summit, said Mount Semeru Observation Post officer Sigit Rian Alfian.
Sigit said the ash column was white to gray with a thick intensity towards the northeast and the eruption was recorded on a seismograph with a maximum amplitude of 22 MM and a duration of 80 seconds.
Meanwhile, the Head of Emergency, Rehabilitation and Reconstruction of the Lumajang Regional Disaster Management Agency (BPBD), Joko Sambang, said that his party received a report from the officers of the Mount Semeru Observation Post.
"Visually, the observation period of February 1, 2023 at 06.00-12.00 WIB was observed by 19 eruptions with a height of 500-700 meters and gray smoke color," he added.
According to him, Mount Semeru was clearly visible to foggy, then crater smoke was observed to be white and gray with moderate to thick intensity and 300-700 meters high above the summit crater.
"The eruption, which has an altitude of 3,676 meters above sea level, was accompanied by weak to moderate rumbling. Mount Semeru has alert status or level III," he said.
Seismic activity recorded 19 eruptions with amplitudes of 15-23 mm, gusts three times with amplitudes of 8-10 mm, and distant tectonics of one time with amplitudes of 29 mm.
Joko said the public is urged to comply with the recommendations of the Geological Agency of the Ministry of Energy and Mineral Resources in line with the alert status of Mount Semeru
"People are urged not to carry out any activities in the southeast sector along Besuk Kobokan as far as 13 km from the summit," he explained.
No Activities up to 17 Km Outside of this distance, the community does not carry out activities at a distance of 500 meters from the river bank or river along Besuk Kobokan because it has the potential to be hit by the expansion of hot clouds and lava flows up to a distance of 17 km from the summit.
"People are also prohibited from activities within a radius of 5 km from the crater/peak of Semeru Volcano because it is prone to the danger of incandescent rockfall," he said.
The public is also asked to be aware of the potential for avalanche hot clouds (APG), lava avalanches, and lava along the river/valley flow that flows at the top of Semeru Volcano.
Especially along Besuk Kobokan, Besuk Bang, Besuk Kembar and Besuk Sat as well as the potential for lava in small rivers which are tributaries of besuk kobokan.