Location: 143 km E of Sulangan, Philippines Period: 31 Aug 2012 12:47:33 - 1 Sep 2012 08:13:16 (19 hours 25 minutes) Volcanoes in 100km radius: None Earthquakes: 15 4 swarms found nearby. 2012 S20120901.1(24.9km) 31 Aug 1 day 10 hours 33 earthquakes PS20120904.1(20.6km) 4 Sep 14 hours 9 earthquakes 2019 PS20190208.1(82.7km) 8 Feb 9 hours 7 earthquakes PS20190426.1(73.8km) 26 Apr 15 hours 9 earthquakes