Indonesia: Earthquake in West Java Information Bulletin n° 1

This bulletin is being issued for information only, and reflects the current situation and details available at this time. The Indonesian Red Cross, with the support of the International Federation of Red Cross and Red Crescent Societies (IFRC), has determined that external assistance is not required, and is therefore not seeking funding or other assistance from donors at this time.

The situation On Friday, 15 December 2017, at 23:47 local time, the Meteorological, Climatological and Geophysical Agency (BMKG) reported an earthquake of 6.9 magnitude. The epicentre was located on the coast at 7.75 degrees south and 108.11 degrees east, some six kilometres southeast of Bantarkalong, Tasikmalaya District, West Java Province, with an estimated depth of 120 kilometres.
Five minutes after the earthquake, BMKG activated the tsunami early warning along the south coast for districts of Ciamis and Tasikmalaya, West Java Province, with indication of possible tsunami waves of 0.5 to three metres.

Subsequently, further tsunami alert was also issued for the south coast, for districts including Bantul, Kulon Progo, Cianjur, Garut, Sukabumi, CIlacap and Kebumen. As there was no sign of tsunami being recorded, the tsunami alert was deactivated at 02:00 local time.

The shake map produced by BMKG shows that the earthquake was felt in Jakarta at II-III Modifed Mercalli Intensity (MMI), Bandung III-IV MMI, Karangates III-IV MMI, Yogyakarta III MMI with IV as the strongest magnitude felt. Strong shakes were felt for 10 to 20 seconds. Up to Saturday, 16 December 2017, at 01:05 local time, the BMKG monitoring results have shown aftershock activity seven times with the greatest strength of 3.4 magnitude.

The National Disaster Management Office (BNPB) confirmed that as a result of the earthquake, four people confirmed dead, 11 people seriously injured and 25 people slightly injured. In the immediate aftermath, power was disrupted to areas such as Pangandaran, Ciamis, Tasikmalaya, Banyumas, Pekalongan and Pemalang. Personnel and patients from the affected hospitals were evacuated for several hours.