Strong mag. 5.8 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Monday, 29 December 2014 at 17:41 (GMT)

Strong mag. 5.8 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Monday, 29 December 2014 at 17:41 (GMT)

Strong magnitude 5.8 earthquake at 34 km depth

29 Dec 18:10 UTC: First to report: GFZ after 28 minutes.
Dec 29 20:10: Magnitude recalculated from 5.7 to 5.8.
Hypocenter depth recalculated from 10.0 to 34.0 km.
Date & time: 29 Dec 2014 17:41:52 UTC
Magnitude: 5.8
Depth: 34.0 km
Epicenter latitude / longitude: 56.77°S / 25.03°W (South Atlantic Ocean, South Georgia & South Sandwich Islands)
Nearest volcano: Candlemas Island (107 km / 66 mi)
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 3.2 x 1013 joules (8.78 gigawatt hours, equivalent to 7558 tons of TNT or 0.5 atomic bombs!) 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 5.834 kmSouth Sandwich Islands RegionGFZ
M 5.710 kmSOUTH SANDWICH ISLANDS REGIONEMSC
M 5.610 km147km E of Visokoi Island,USGS
M 6.060 kmSouth Sandwich Islands RegionGeoAu

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
ottawa, ontario (12302.3 km NW of epicenter) [Map] / Weak shaking (MMI III)
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Aftershocks

More info
Recorded aftershocks, latest first (1 quakes):
  • 22 Jan 2015 11:12 UTC
    | M 5.0 |
    34 km (21.1 mi) depth
    |
    20 km (12 mi) distance
    | GFZ | Details

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Earlier earthquakes in the same area

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