Strong mag. 6.3 earthquake - South Sandwich Islands Region on Tuesday, 9 March 1993 at 07:45 (GMT)

Strong mag. 6.3 earthquake - South Sandwich Islands Region on Tuesday, 9 March 1993 at 07:45 (GMT)

Strong magnitude 6.3 earthquake at 33 km depth

Date & time: 9 Mar 1993 07:45:43 UTC
Magnitude: 6.3
Depth: 33.0 km
Epicenter latitude / longitude: 59.624°S / 25.709°W (South Georgia & South Sandwich Islands)
Nearest volcano: Bristol Island (83 km / 52 mi)
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 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 6.333 kmSouth Sandwich Islands regionUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

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 yet. If you felt it be the first to report it!
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Aftershocks of the 6.3 quake South Sandwich Islands Region 9 March 1993 07:45 GMT

More info
Recorded aftershocks, latest first (28 quakes):
  • 22 Aug 1993 12:54 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    39 km (24 mi) distance
    | USGS | Details
  • 28 May 1993 18:21 UTC
    | M 4.8 |
    33 km (20.5 mi) depth
    |
    59 km (37 mi) distance
    | USGS | Details
  • 14 May 1993 04:15 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    58 km (36 mi) distance
    | USGS | Details
  • 03 May 1993 01:57 UTC
    | M 4.8 |
    33 km (20.5 mi) depth
    |
    37 km (23 mi) distance
    | USGS | Details
  • 02 May 1993 21:15 UTC
    | M 5.5 |
    33 km (20.5 mi) depth
    |
    42 km (26 mi) distance
    | USGS | Details
  • 28 Apr 1993 02:46 UTC
    | M 5.3 |
    33 km (20.5 mi) depth
    |
    84 km (52 mi) distance
    | USGS | Details
  • 28 Apr 1993 02:14 UTC
    | M 5.4 |
    33 km (20.5 mi) depth
    |
    66 km (41 mi) distance
    | USGS | Details
  • 05 Apr 1993 20:41 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    38 km (23 mi) distance
    | USGS | Details
  • 05 Apr 1993 16:51 UTC
    | M 5.7 |
    33 km (20.5 mi) depth
    |
    33 km (21 mi) distance
    | USGS | Details
  • 05 Apr 1993 09:24 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    42 km (26 mi) distance
    | USGS | Details
  • 05 Apr 1993 07:55 UTC
    | M 4.8 |
    10 km (6.2 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Details
  • 05 Apr 1993 05:54 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    42 km (26 mi) distance
    | USGS | Details
  • 05 Apr 1993 05:33 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    38 km (24 mi) distance
    | USGS | Details
  • 05 Apr 1993 05:02 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    43 km (27 mi) distance
    | USGS | Details
  • 05 Apr 1993 04:56 UTC
    | M 5.2 |
    33 km (20.5 mi) depth
    |
    46 km (28 mi) distance
    | USGS | Details
  • 05 Apr 1993 04:52 UTC
    | M 5.8 |
    33 km (20.5 mi) depth
    |
    41 km (26 mi) distance
    | USGS | Details
    • Show all

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Earlier earthquakes in the same area

Strong mag. 6.3 earthquake - South Sandwich Islands Region on Tuesday, 9 March 1993 at 07:45 (GMT)
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