Major mag. 7.2 earthquake - 187km SSE of Bristol Island, South Sandwich Islands on Monday, 15 July 2013

Major magnitude. 7.3 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Monday, July 15, 2013 12:03:43

Major magnitude. 7.3 earthquake  - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Monday, July 15, 2013 12:03:43

Major magnitude 7.3 earthquake at 31 km depth

15 Jul 14:21 UTC: First to report: USGS after 17 minutes.
Date & time: 15 Jul 2013 14:03:43 UTC
Local time at epicenter: Monday, July 15, 2013 12:03:43
Magnitude: 7.3
Depth: 31.0 km
Epicenter latitude / longitude: 60.8679°S / 25.1436°W (South Atlantic Ocean, South Georgia & South Sandwich Islands)
Nearest volcano: Thule Islands (171 km / 106 mi)
Nearby towns and cities:
198 km (123 mi) SE of Thule Island --> See nearby quakes!
281 km (174 mi) SSE of Montagu Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5.6 x 1015 joules (1562 gigawatt hours, equivalent to 1.3 x 106 tons of TNT or 84 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 7.310 kmSouth Sandwich Islands RegionGFZ
M 7.324 km SOUTH SANDWICH ISLANDS REGIONEMSC
M 7.331 km218km SSE of Bristol Island, South Sandwich IslandsUSGS
M 7.331 kmSSE of Bristol Island, South Sandwich IslandsGeoAu

shake map
(shakemap: 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 7.3 quake South Atlantic Ocean, South Georgia & South Sandwich Islands, Monday, July 15, 2013 12:03:43

More info
Recorded aftershocks, latest first (33 quakes):
  • 08 Jul 2015 22:25 UTC
    | M 4.8 |
    35 km (21.7 mi) depth
    |
    239 km (148 mi) distance
    | USGS | Details
  • 08 Jul 2015 07:15 UTC
    | M 5.1 |
    10 km (6.2 mi) depth
    |
    270 km (168 mi) distance
    | USGS | Details
  • 08 Jul 2015 07:08 UTC
    | M 4.8 |
    22 km (13.7 mi) depth
    |
    232 km (144 mi) distance
    | EMSC | Details
  • 20 Jun 2015 05:32 UTC
    | M 5.5 |
    125 km (77.7 mi) depth
    |
    159 km (99 mi) distance
    | EMSC | Details
  • 12 Jun 2015 03:18 UTC
    | M 4.7 |
    125 km (77.7 mi) depth
    |
    154 km (96 mi) distance
    | EMSC | Details
  • 27 May 2015 03:24 UTC
    | M 4.8 |
    70 km (43.5 mi) depth
    |
    232 km (144 mi) distance
    | EMSC | Details
  • 26 May 2015 23:51 UTC
    | M 5.6 |
    30 km (18.6 mi) depth
    |
    233 km (145 mi) distance
    | EMSC | Details
  • 26 May 2015 23:41 UTC
    | M 5.6 |
    30 km (18.6 mi) depth
    |
    229 km (142 mi) distance
    | EMSC | Details
  • 26 May 2015 23:26 UTC
    | M 5.4 |
    32 km (19.9 mi) depth
    |
    247 km (153 mi) distance
    | USGS | Details
  • 24 May 2015 21:06 UTC
    | M 5.8 |
    36.6 km (22.7 mi) depth
    |
    152 km (94 mi) distance
    | USGS | Details
  • 17 May 2015 19:43 UTC
    | M 5.4 |
    11.7 km (7.3 mi) depth
    |
    239 km (149 mi) distance
    | USGS | Details
  • 30 Apr 2015 10:19 UTC
    | M 5.8 |
    10 km (6.2 mi) depth
    |
    101 km (63 mi) distance
    | GFZ | Details
  • 17 Apr 2015 16:53 UTC
    | M 4.9 |
    35 km (21.7 mi) depth
    |
    101 km (63 mi) distance
    | USGS | Details
  • 16 Apr 2015 23:27 UTC
    | M 5.0 |
    103.7 km (64.4 mi) depth
    |
    184 km (115 mi) distance
    | USGS | Details
  • 15 Apr 2015 13:27 UTC
    | M 4.8 |
    10 km (6.2 mi) depth
    |
    225 km (140 mi) distance
    | GFZ | Details
  • 23 Feb 2015 18:28 UTC
    | M 4.7 |
    69 km (42.9 mi) depth
    |
    113 km (70 mi) distance
    | EMSC | Details
  • Show all

Earlier earthquakes in the same area

Major magnitude. 7.3 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Monday, July 15, 2013 12:03:43
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