More than 600 Aftershocks Hit Jayapura following M5.4 Quake

TEMPO.CO, Jakarta - Aftershocks continued to strike Jayapura, Papua, following the 4.9-magnitude earthquake on January 2, 2023. The Meteorology, Climatology, and Geophysics Agency (BMKG) detected 644 aftershocks jolting the city as of Thursday morning, January 12, 2023, at 06:00 local time.

“52 of these events were felt by the community,” the agency reported via its social media account. On the map published, the majority of the aftershocks’ epicenter was at sea. 

As shown in the graph, there have been no signs of a trend or a decrease in the tremor’s frequency since the main quake occurred.

Waropen Earthquake

Another earthquake rocked Papua in a different location, on Wednesday, January 11, 2023, at 14:59 western Indonesian time (WIB), measuring at a magnitude of 4.9 on the Richter scale. 

It was centered on land, in the Kirihi areas of Waropen. The depth of the quake’s epicenter was 62 kilometers.

Head of the BMKG’s quake and tsunami center, Daryono, said that the intermediate quake was generated by deformation activity in the Papua plate. The shaking was felt strongest in Nabire, Central Papua, with an intensity of III MMI.

MARIA FRANSISCA LAHUR

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