Location: 137 km E of Iwaki, Japan Period: 11 Jul 2014 19:22:00 - 11 Jul 2014 19:35:52 (13 minutes) Volcanoes in 100km radius: None Earthquakes: 5 6 swarms found nearby. 2008 PS20081220.1(38.2km) 20 Dec 22 hours 6 earthquakes 2011 PS20110312.1(67.8km) 11 Mar 1 day 3 hours 8 earthquakes PS20110320.1(65.0km) 20 Mar 1 day 4 hours 6 earthquakes PS20110322.2(90.2km) 21 Mar 18 hours 5 earthquakes 2016 S20161122.1(95.2km) 21 Nov 2 days 0 hours 42 earthquakes 2021 PS20210804.1(90.0km) 3 Aug 18 hours 5 earthquakes