Strong mag. 5.5 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Monday, 3 September 2018 at 20:35 (GMT)
Strong magnitude 5.5 earthquake at 10 km depth
3 Sep 20:44 UTC: First to report: GFZ after 8 minutes.
Date & time: 3 Sep 2018 20:35:47 UTC
Depth: 10.0 km
Epicenter latitude / longitude: 57.93°S / 25.18°W (South Atlantic Ocean, South Georgia & South Sandwich Islands)
Nearest volcano: Michael (77 km / 48 mi)
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 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 5.5||10 km||South Sandwich Islands Region||GFZ|
|M 5.7||1 km||SOUTH SANDWICH ISLANDS REGION||EMSC|
|M 5.6||72 km||South Sandwich Islands Region||GeoAu|
|M 5.7||35 km||- 133km NNE of Bristol Island, South Sandwich Islands||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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More infoRecorded aftershocks, latest first (4 quakes):
- 01 Nov 2018 19:30 UTC| M 6.2 |10 km (6.2 mi) depth|23 km (14 mi) distance| GFZ | Very strong mag. 6.2 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Thursday, 1 November 2018 at 19:30 (GMT)
- 04 Sep 2018 14:37 UTC| M 5.2 |35 km (21.7 mi) depth|18 km (11 mi) distance| USGS | Details
- 04 Sep 2018 13:32 UTC| M 5.0 |74 km (46 mi) depth|13 km (8 mi) distance| EMSC | Details
- 03 Sep 2018 20:47 UTC| M 4.7 |35 km (21.7 mi) depth|13 km (8 mi) distance| EMSC | Details