南極海・南ジョージア島付近でマグニチュード７．４の非常に大きな地震が発生

下記のとおり。

　M7.4 - South Georgia Island region
　2016-08-19 07:32:22 UTC
　55.279°S   31.874°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006exl

　Magnitude Mw 7.4
　Region SOUTH GEORGIA ISLAND REGION
　Date time 2016-08-19 07:32:23.0 UTC
　Location 55.33 S ; 31.97 W
　Depth 10 km
　Distances　2938 km SE of Montevideo, Uruguay / pop: 1,270,737 / local time: 04:32:23.0 2016-08-19
　　　　　　　　3068 km SE of Buenos Aires, Argentina / pop: 13,076,300 / local time: 04:32:23.0 2016-08-19
　　　　　　　　3844 km SE of Santiago, Chile / pop: 4,837,295 / local time: 04:32:23.0 2016-08-19 
　http://www.emsc-csem.org/Earthquake/earthquake.php?id=524654

なお，引き続き大きな地震が発生している。

　M5.3 - South Georgia Island region
　2016-08-19 07:46:40 UTC
　55.170°S   31.886°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006eyf

　M5.2 - South Georgia Island region
　2016-08-19 07:54:53 UTC
　54.963°S   31.341°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006ey3

　M5.2 - 260km WNW of Visokoi Island, South Georgia and the South Sandwich Islands
　2016-08-19 08:13:36 UTC
　55.805°S   31.078°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006eyc

　M5.2 - 296km WNW of Visokoi Island, South Georgia and the South Sandwich Islands
　2016-08-19 08:21:02 UTC
　55.300°S   31.252°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006eyg

　M5.0 - 274km WNW of Visokoi Island, South Georgia and the South Sandwich Islands
　2016-08-19 08:32:51 UTC
　55.302°S   30.829°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006eyj

　M5.1 - 266km NW of Visokoi Island, South Georgia and the South Sandwich Islands
　2016-08-19 10:31:18 UTC
　55.283°S   30.650°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006eze

[追記：2016年8月20日7:41]

引き続き地震が発生している。

　M5.1 - South Georgia Island region
　2016-08-19 12:56:09 UTC
　55.214°S   32.041°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006f0s

　M5.0 - South Georgia Island region
　2016-08-19 13:00:06 UTC
　55.155°S   31.653°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006f0t

　M5.0 - South Georgia Island region
　2016-08-19 13:42:23 UTC
　55.156°S   31.587°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006f18

　M5.7 - South Georgia Island region
　2016-08-19 17:33:40 UTC
　55.209°S   32.103°W 5.1 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006f6x

　M5.6 - South Georgia Island region
　2016-08-19 20:37:16 UTC
　55.207°S   32.112°W 8.6 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006f9k

　M4.8 - 299km ESE of Grytviken, South Georgia and the South Sandwich Islands
　2016-08-19 21:05:31 UTC
　55.100°S   32.078°W 10.0 km depth
　http://earthquake.usgs.gov/earthquakes/eventpage/us10006f9s