Major magnitude. 7.3 earthquake - South Sandwich Islands Region on Friday, 1 September 1961 at 00:09 (GMT)
Major magnitude 7.3 earthquake at 129 km depth
Depth: 129.2 km
Epicenter latitude / longitude: 59.274°S / 26.801°W (South Georgia & South Sandwich Islands)
Nearest volcano: Bristol Island (30 km / 19 mi)
Primary data source: USGS
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
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.
|M 7.3||129 km||South Sandwich Islands region||USGS|
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Aftershocks of the 7.3 quake South Sandwich Islands Region 1 September 00:09 UTC
More infoRecorded aftershocks, latest first (1 quakes):
- 27 Sep 1961 12:07 UTC| M 6.1 |10 km (6.2 mi) depth|167 km (104 mi) distance| USGS | Strong mag. 6.1 earthquake - South Sandwich Islands Region on Wednesday, 27 September 1961 at 12:07 (GMT)