Strong mag. 5.0 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on 2018-10-29 01:18:37 -02:00

Strong mag. 5.0 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on 2018-10-29 01:18:37 -02:00

Strong magnitude 5.0 earthquake at 10 km depth

29 Oct 03:40 UTC: First to report: USGS after 21 minutes.
Hypocenter depth recalculated from 35.0 to 10.0 km.
Date & time: 29 Oct 2018 03:18:37 UTC
Local time at epicenter: 2018-10-29 01:18:37 -02:00
Magnitude: 5
Depth: 10.0 km
Epicenter latitude / longitude: 58.5151°S / 24.9518°W (South Atlantic Ocean, South Georgia & South Sandwich Islands)
Nearest volcano: Montagu Island (78 km / 48 mi)
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2 x 1012 joules (554 megawatt hours, equivalent to 477 tons of TNT) More info
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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.
MagnitudeDepthLocationSource
M 5.010 km- 107km ENE of Bristol Island, South Sandwich IslandsUSGS
M 5.035 kmSOUTH SANDWICH ISLANDS REGIONEMSC

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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sontaron / Violent shaking (MMI IX) : hi
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Aftershocks

More info
Recorded aftershocks, latest first (1 quakes):
  • 29 Oct 2018 04:46 UTC
    | M 4.6 |
    10 km (6.2 mi) depth
    |
    19 km (12 mi) distance
    | EMSC | Details

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Earlier earthquakes in the same area

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