Past earthquakes in Antarctica: December 2021 - list, stats and map
Updated May 29, 2022 12:23 GMT -
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Quakes during December 2021:
- 3 quakes above magnitude 6
- 1 quake between magnitude 5 and 6
- 4 quakes between magnitude 4 and 5
During December 2021, Antarctica was shaken by 3 quakes of magnitude 6.0 or above, 1 quake of magnitude 5.3, and 4 quakes between 4.0 and 5.0.
Strongest quake: Mag. 6.5 | South Pacific Ocean -
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Showing quakes magnitude 0.1 or higher (8 quakes):
Date and time | Mag Depth | Nearest volcano (distance) | Location | Details | Map |
| Thursday, December 16, 2021 GMT (1 quake) | |||||
| Dec 16, 2021 7:14 pm (GMT -2) (Dec 16, 2021 21:14 GMT) | 6.0 15 km | South Sandwich Islands Region | More | Map | |
| Tuesday, December 14, 2021 GMT (1 quake) | |||||
| Dec 14, 2021 16:40 GMT | 4.6 10 km | South Sandwich Islands Region | More | Map | |
| Sunday, December 12, 2021 GMT (3 quakes) | |||||
| Dec 12, 2021 7:45 pm (GMT +10) (Dec 12, 2021 09:45 GMT) | 5.3 10 km | West of Macquarie Island | More | Map | |
| Dec 12, 2021 09:05 GMT | 4.5 10 km | Balleny Islands Region | More | Map | |
| Dec 12, 2021 6:58 pm (GMT +10) (Dec 12, 2021 08:58 GMT) | 6.5 10 km | 5.5 WEST OF MACQUARIE ISLAND 3 reports | More | Map | |
| Saturday, December 4, 2021 GMT (1 quake) | |||||
| Dec 4, 2021 02:06 GMT | 4.6 10 km | South Sandwich Islands Region | More | Map | |
| Friday, December 3, 2021 GMT (1 quake) | |||||
| Dec 3, 2021 6:33 am (GMT -2) (Dec 3, 2021 08:33 GMT) | 6.0 9.9 km | South Sandwich Islands Region | More | Map | |
| Wednesday, December 1, 2021 GMT (1 quake) | |||||
| Dec 1, 2021 6:20 pm (GMT -2) (Dec 1, 2021 20:20 GMT) | 4.9 10 km | South Sandwich Islands Region | More | Map | |
Estimated combined seismic energy released: 4.9 x 1014 joules (136 gigawatt hours, equivalent to 1.2 x 105 tons of TNT or 7.3 atomic bombs!) | about seismic energy
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