Earthquake Sources Different
Two earthquakes occurred on Tuesday (27/4/2021). The earthquake in the morning was felt in Gunung Kidul, Yogyakarta, and its surroundings. The earthquake in the afternoon was felt from Sukabumi, Bandung, to Jakarta.
Map of the epicenter of a magnitude 5 earthquake in Sukabumi, West Java, Tuesday (27/4/2021) at 16:23. Source: BMKG
JAKARTA, KOMPAS — Two earthquakes in the Indian Ocean, south of Gunung Kidul, Yogyakarta, and Sukabumi city, West Java, on Tuesday (27/4/2021) originated from different seismic zones. These earthquakes were also not related to each other and had different mechanisms.
Data from the Meteorology, Climatology and Geophysics Agency (BMKG) showed that the earthquake in Gunung Kidul occurred at 10:45 a.m. Western Indonesian Time with a magnitude of 4.6 M. The epicenter of the earthquake was at the coordinates of 8.7 South Latitude (LS) and 110.2 East Longitude (BT), or to be precise at sea at a distance of 91 kilometers (km) southwest of Gunung Kidul city with a depth of 24 km.