On 22 August 2021 a major earthquake occurred at South Sandwich Islands Region at a depth of 10 km. The seismic event occurred at 21:33:20 UTC and had an estimated moment magnitude (Mw) 7.0.
The estimated primary trigger of this seismic event is the major seismic activity in the region on 12 August 2021.
This is a major aftershock of the major earthquakes in the region on 12 August.
#aftershock
Mars-Sun-Neptune 2021-08-16, 13:22:32 351°18'29" Earth-Mercury-Mars 2021-08-19, 03:23:37 162°30'42" Sun-Earth-Jupiter 2021-08-20, 00:17:02 326°55'40" Mercury-Sun-Uranus 2021-08-24, 09:47:15 41°40'27" Venus: Mercury-Uranus 2021-08-15, 05:59:21 45°00'00" Sun: Mercury-Jupiter 2021-08-15, 06:09:00 135°00'00" Mercury: Venus-Saturn 2021-08-15, 09:44:00 45°00'00" Venus: Earth-Saturn 2021-08-15, 22:11:39 45°00'00" Earth: Venus-Uranus 2021-08-15, 23:56:12 135°00'00" Venus: Mercury-Saturn 2021-08-16, 14:57:41 135°00'00" Sun: Venus-Jupiter 2021-08-16, 15:29:27 90°00'00" Venus: Mercury-Earth 2021-08-18, 09:23:23 90°00'00" Sun: Mercury-Neptune 2021-08-22, 15:54:09 135°00'00" Sun: Mercury-Mars 2021-08-23, 16:04:52 45°00'00" Sun: Mercury-Saturn 2021-08-24, 00:53:07 90°00'00" Moon-Earth-Uranus 2021-08-15, 00:40:03 44°29'05" Earth-Moon-Saturn 2021-08-20, 23:30:58 308°31'51" Earth-Moon-Jupiter 2021-08-22, 06:54:06 326°37'46" Moon-Earth-Sun 2021-08-22, 11:36:15 149°18'25" Moon-Earth-Mars 2021-08-23, 16:16:21 165°23'37" Moon-Earth-Mercury 2021-08-24, 01:33:36 170°30'37" Earth-Moon-Neptune 2021-08-24, 04:22:32 352°03'06" Earth: Moon-Sun 2021-08-15, 14:40:35 90°00'00" Earth: Moon-Jupiter 2021-08-15, 22:47:10 90°00'00" Earth: Moon-Mercury 2021-08-16, 17:19:39 90°00'00" Earth: Moon-Mars 2021-08-16, 21:57:31 90°00'00" Earth: Moon-Neptune 2021-08-17, 16:47:24 90°00'00" Earth: Moon-Saturn 2021-08-17, 19:23:45 45°00'00" Earth: Moon-Uranus 2021-08-18, 05:07:19 135°00'00" Earth: Moon-Venus 2021-08-18, 09:56:53 90°00'00" Earth: Moon-Sun 2021-08-19, 00:34:16 135°00'00" Earth: Moon-Jupiter 2021-08-19, 02:23:06 45°00'00" Earth: Moon-Mars 2021-08-20, 05:51:19 135°00'00" Earth: Moon-Mercury 2021-08-20, 08:03:41 135°00'00" Earth: Moon-Neptune 2021-08-20, 21:07:03 45°00'00" Earth: Moon-Uranus 2021-08-21, 09:47:20 90°00'00" Earth: Moon-Venus 2021-08-21, 21:52:43 135°00'00" Earth: Moon-Saturn 2021-08-24, 06:40:56 45°00'00" Earth: Moon-Uranus 2021-08-24, 18:04:21 45°00'00"