Location: 31 km SW of Sinabang, Indonesia Period: 15 Jan 2011 11:23:52 - 15 Jan 2011 17:20:46 (5 hours 56 minutes) Volcanoes in 100km radius: None Earthquakes: 5 7 swarms found nearby. 2002 PS20021102.1(38.9km) 2 Nov 8 hours 6 earthquakes 2005 PS20050328.3(51.6km) 28 Mar 21 hours 14 earthquakes PS20050401.1(59.1km) 1 Apr 5 hours 5 earthquakes PS20050406.1(73.0km) 5 Apr 16 hours 5 earthquakes PS20050411.1(51.6km) 11 Apr 3 hours 5 earthquakes 2008 PS20080220.1(34.5km) 20 Feb 19 hours 7 earthquakes 2010 PS20100407.1(66.4km) 6 Apr 6 hours 5 earthquakes