Location: NEAR EAST COAST OF HONSHU, JAPAN Period: 13 Feb 2021 14:07:49 - 16 Feb 2021 23:31:30 (3 days 9 hours 23 minutes) Volcanoes in 100km radius: None Earthquakes: 49 7 swarms found nearby. 2011 PS20110309.1(53.0km) 9 Mar 7 days 12 hours 159 earthquakes PS20110311.3(42.5km) 11 Mar 1 day 17 hours 44 earthquakes PS20110312.2(68.2km) 11 Mar 20 hours 6 earthquakes PS20110314.1(90.3km) 13 Mar 13 hours 14 earthquakes PS20110322.3(99.2km) 22 Mar 12 hours 6 earthquakes 2016 PS20161121.1(47.8km) 21 Nov 20 hours 11 earthquakes 2022 PS20220316.1(29.2km) 16 Mar 1 hours 7 earthquakes