JAKARTA - The Meteorology, Climatology and Geophysics Agency (BMKG) recorded 844 earthquakes in Indonesia during October 2021 or an increase compared to September which recorded 805 times.
"The results of BMKG monitoring during October 2021 in the territory of Indonesia occurred 844 times of earthquake activity in various variations in magnitude and depth. This number has increased when compared to September which was observed as much as 805 times," said BMKG Earthquake and Tsunami Mitigation Coordinator, Daryono quoted as saying Between, Friday, November 5th.
Daryono explained that earthquake activity during October was dominated by small earthquakes with a magnitude of less than 5.0 which occurred 831 times. This number has increased compared to September as many as 794 times.
Meanwhile, significant earthquakes with magnitudes above 5.0 occurred 13 times or an increase compared to 11 times in September.
Meanwhile, earthquakes with shocks felt by the public during October 2021 occurred 71 times, an increase compared to September which was recorded 61 times.
"The data on the number of earthquakes felt outside of the earthquake swarm activity that occurred in Banyubiru, Ambarawa, Salatiga and surrounding areas, because the earthquakes that occurred in this area were mostly felt by residents," he said.
The results of BMKG monitoring also noted that three destructive earthquakes occurred during October, namely destructive earthquakes in Karangasem and Bangli, Bali, October 16, with a magnitude of 4.8 which damaged more than 600 houses, triggered landslides that caused three people to die. and several people were injured.
Then the Blitar-Malang Earthquake, October 22, with a magnitude of 5.3 which damaged several houses, prayer rooms and school buildings in both areas.
Another destructive earthquake was a series of swarm earthquake activities since October 23 that rocked the Banyubiru, Ambarawa, Salatiga and surrounding areas which damaged several houses.
There was an increase in destructive earthquakes in October compared to September which was recorded once, namely the Brebes-Bumiayu earthquake, September 28, with a magnitude of 3.0 which caused damage to 19 houses in the Sirampog District, Brebes.
BMKG monitoring shows that the active earthquake zones in Indonesia during October were in nine seismicity clusters, namely Aceh-Simeulue, Bengkulu-Lampung, West Java, South Yogyakarta-Pacitan, Bali-Lombok-Sumba, Central Sulawesi, Maluku Sea, Ambon-Seram, and North Papua.
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