Location: M 7.1 South Sandwich Islands region Magnitude: 7.1 Time: 11 Dec 2018 02:26:29 Depth: 133.0 There are 5 swarms found nearby. 2015 PS20150526.1 26 May 24 minutes 5 earthquakes 2018 PS20180905.1 4 Sep 15 hours 7 earthquakes 2021 PS20210826.1 25 Aug 9 hours 5 earthquakes PS20210905.1 4 Sep 1 day 16 hours 6 earthquakes PS20210909.1 9 Sep 11 hours 5 earthquakes