JAKARTA - The PVMBG Volcanology Agency reported the seismic activity of Mount Anak Krakatau in the waters of the Sunda Strait, January 7, 2023. It was recorded that there were three earthquakes with an amplitude of 20 millimeters and a duration of seven seconds. The PVMBG Volcanology Agency of the Pasauran Observation Post GAK stated that the status of Mount Anak Krakatau with an altitude of 157 meters above sea level (masl) was still on alert Level III.
This was conveyed through the official website of the KESDM of the PVMBG Volcanology Agency of the GAK Pasauran Observation Post, Anyer, Serang Regency. The earthquake of Mount Anak Krakatau occurred three times from 00.00 -06.00 WIB with an amplitude of between 4 - 20 millimeters and a duration of around 4 - 7 seconds. Visually, the Mount Anak Krakatau area was covered in 0-III fog and crater smoke was not observed with the potential for cloudy weather and rain. Likewise, hybrid/phases occurred 1 time with an amplitude of 44 millimeters, S-P - seconds and a duration of 8 seconds. Meanwhile, shallow volcanic events were 1 time with an amplitude of 4 millimeters and a duration of 5 seconds. The inner vacuum was 2 times, the S-P 1.5-1.7 seconds with a duration of 14-15 seconds.
Microtremor/tremor continuous with an amplitude of 1-7 millimeters and an am dominant of 1 millimeter. "We ask fishermen, climbers and tourists to be prohibited from approaching the volcano in the Sunda Strait and recommended only a radius of 5 kilometers," said the PVMBG Volcanology Agency. GAK Observation Post, as reported by Antara. Meanwhile, a number of fishermen from the Labuan Pandeglang Bay are on the coast of the western part of Banten Beach who are dealing with the Mount Anak Krakatau area until now continue to carry out fishing activities. They are not affected by the seismicity of Mount Anak Krakatau, because it is normal. "We are now conducting auctions of catches, such as normal days and are not affected by volcanic activity in the Sunda Strait," said Yanto, a fisherman in Labuan Bay, Pandeglang.
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