YOGYAKARTA - Mount Merapi, which is on the border of the Special Region of Yogyakarta and Central Java, on Friday, September 17 at 00.00 to 06.00 WIB, launched 11 times incandescent lava with a maximum sliding distance of 1,800 meters to the southwest.
According to the Head of the Geological Disaster Technology Research and Development Center (BPPTKG) Hanik Humaida, during that period Merapi also experienced 20 avalanches with an amplitude of 3 to 3.5 MM for 8-139 seconds and one low-frequency earthquake with an amplitude of 8 MM for nine minutes. second.
"During the observation period on Friday morning, smoke from the crater was not observed coming out of Mount Merapi," said Hanik as quoted by Antara, Friday, September 17.
The weather on the mountain was sunny and cloudy. The wind is blowing weakly to the west with an air temperature of 13-20 degrees Celsius, humidity 64-97 percent and air pressure 567-708 MMHg. Based on observations over the past week, from September 3 to 9, 2021, BPPTKG concluded that the volcanic activity of Mount Merapi still quite high in the form of effusive eruptive activity.
BPPTKG still maintains the status of Mount Merapi at Level III or Standby.
The lava fall and hot clouds of Merapi are estimated to have an impact on the south-southwest sector, which includes the Yellow River, Boyong, Bedog, Krasak, Bebeng and Putih.
In the event of an eruption, the ejection of volcanic material from Mount Merapi can reach an area within a radius of three KM from the top of the mountain.
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