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Strong mag. 5.3 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Monday, May 23, 2022 at 8:33 pm (GMT -2) -

Strong mag. 5.3 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Monday, May 23, 2022 at 8:33 pm (GMT -2) Strong mag. 5.3 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Monday, May 23, 2022 at 8:33 pm (GMT -2)

Strong magnitude 5.3 earthquake at 10 km depth

23 May 22:42 UTC: First to report: GFZ after 9 minutes.
23 May 22:50: Now using data updates from USGS

Earthquake details

Date & timeMay 23, 2022 22:33:26 UTC -
Local time at epicenterMonday, May 23, 2022 at 8:33 pm (GMT -2)
StatusConfirmed
Magnitude5.3
Depth10.0 km
Epicenter latitude / longitude55.4722°S / 29.6805°W (South Atlantic Ocean, South Georgia & South Sandwich Islands)
Antipode55.472°N / 150.32°E
Shaking intensityModerate shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoProtector Seamounts (112 km / 70 mi)
Nearby towns and cities
Weather at epicenter at time of quakeScattered Clouds 1.5°C (35 F), humidity: 93%, wind: 10 m/s (19 kts) from NNW
Estimated seismic energy released5.6 x 1012 joules (1.56 gigawatt hours, equivalent to 1344 tons of TNT) | about seismic energy
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
Mag.DepthLocationSource
5.310 kmSouth Sandwich Islands RegionUSGS
5.310 kmSOUTH SANDWICH ISLANDS REGIONEMSC
5.310 kmSouth Sandwich Islands RegionRaspberryShake
5.310 kmNear Mar Del PlataRENASS
5.110 kmSouth Sandwich Islands RegionGFZ
5.110 kmSouth Sandwich Islands RegionGeoAu

Seismograms

Seismic station: Hope Point, South Georgia Island (HOPE/II network) | Distance from quake: 455 km / 283 mi | Show on map | Station Info
Seismic station Hope Point, South Georgia Island: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

Aftershocks

[More info]

Recorded aftershocks, latest first (1 quake)

Date and timeMag
Depth
LocationDetails
Jun 12, 2022 08:33
16 weeks ago
5.0

10 km
South Atlantic Ocean, South Georgia & South Sandwich IslandsMore

Earlier earthquakes in the same area

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