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Past earthquakes in Jeju City, Jeju-do, South Korea: 2021 - list, stats and map

Updated: Feb 6, 2023 08:45 GMT -
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Quakes in 2021:

  • 1 quake above magnitude 4
  • 1 quake between magnitude 3 and 4
In 2021, Jeju City was shaken by 1 quake of magnitude 4.6 and 1 quake of magnitude 3.2.

Strongest quake: Mag. 4.6 | East China Sea, 69 km SW of Jeju City, Jeju-do, South Korea -

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Showing quakes magnitude 0.1 or higher (3 quakes):
Date and timeMag
Nearest volcano (distance)LocationDetailsMap
Thursday, December 16, 2021 GMT (1 quake)
Dec 17, 2021 6:22 am (GMT +9) (Dec 16, 2021 21:22 GMT)

10 km
East China Sea, 39 km southwest of Seogwipo, Jeju-do, South Korea More
Tuesday, December 14, 2021 GMT (2 quakes)
Dec 14, 2021 5:40 pm (GMT +9) (Dec 14, 2021 08:40 GMT)

East China Sea, 39 km southwest of Seogwipo, Jeju-do, South Korea (unconfirmed) 1 reportMore
Dec 14, 2021 5:19 pm (GMT +9) (Dec 14, 2021 08:19 GMT)

10 km
East China Sea, 69 km southwest of Jeju City, Jeju-do, South Korea 34 reportsMore
Estimated combined seismic energy released: 5.1 x 1011 joules (140 megawatt hours, equivalent to 121 tons of TNT) | about seismic energy

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Updated: Feb 6, 2023 08:45 GMT -

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