Kaltara Rocked By M4.6 Tectonic Earthquake

Earthquake (Photo: intermediate)

JAKARTA - Most residents of North Kalimantan (Kaltara) were shocked by the tremors because of the tectonic earthquake that occurred at a depth of 11 kilometers due to active fault activity on Saturday afternoon, August 10. "The movement was very strong, quite surprising too," said Warta Kesuma, a resident of Tanjung Selor quoting Antara. "When the earthquake occurred, this Kaltara Provincial Government employee was active on the fourth floor of the Kaltara Governor's office. Suddenly he rushed to leave the desk and checked the environment around the building from the height of the office floor. Even though it was very short, earthquake vibrations were also felt by one of the residents of Tana Tidung.," said Pranata, Warta Tideng Pale, Tana Tidung. Head of Manado Geophysics Station, Tony Agus Wijaya in his release said, the earthquake felt by Kaltara residents was at a depth of 11 kilometers due to active fault activity. We recorded an earthquake with a magnitude of 4.6 on the Richter scale, Tony said. Head of Manado Geophysics Station, Tony Agus Wijaya appealed to the public to remain vigilant and follow directions from the authorities. "Small earthquake like this has the potential to cause quite strong shocks," he said. He noted that the earthquake occurred at 16:20:23 WITA, with the classification of tectonic earthquakes. The results of the BMKG analysis show that the earthquake had a parameter M=4.6. The epicenter of the earthquake was located at coordinates 2.8 LU and 117,74 BT, or precisely located 63 km Southeast Tarakan at a depth of 11 km. Paying attention to the location of the epicenter and depth of the hypocenter, the earthquake that occurred was a type of shallow depth earthquake due to active Sesar activity.

Based on community reports, this earthquake was felt in Tarakan, Tanjung Selor, Berau with intensity III-IV MMI. Namely, during the day it was felt by many people in the house, outside by several people, pottery broke, windows/doors tightened and walls ranged. Until now there have been no reports of damage caused by the earthquake. Until Saturday, August 10, 2024 at 16:35: 1 WITA, the results of BMKG monitoring have not shown any aftershock activity (aftershock). He asked the public to remain calm and not be affected by issues that cannot be justified.