Location: Bonin Islands, Japan region Period: 21 Dec 2010 17:44:05 - 26 Dec 2010 04:28:01 (4 days 10 hours 43 minutes) Volcanoes in 100km radius: None Earthquakes: 92 3 swarms found nearby. 2010 PS20101221.1(2.8km) 21 Dec 1 day 21 hours 52 earthquakes PS20101225.2(7.2km) 24 Dec 1 day 15 hours 8 earthquakes 2011 PS20110124.1(45.5km) 23 Jan 14 hours 5 earthquakes