Location: M 7.1 29 km ESE of Ishinomaki, Japan Magnitude: 7.1 Time: 7 Apr 2011 14:32:43 Depth: 42.0 There are 5 swarms found nearby. 2011 PS20110309.1 9 Mar 7 days 12 hours 159 earthquakes PS20110311.3 11 Mar 1 day 17 hours 44 earthquakes PS20110311.8 11 Mar 9 hours 5 earthquakes 2021 S20210214.1 13 Feb 3 days 9 hours 49 earthquakes 2022 PS20220316.1 16 Mar 1 hours 7 earthquakes