Moderate mag. 5.7 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Tuesday, 30 May 2017 at 11:29 (GMT)
Moderate magnitude 5.7 earthquake at 88 km depth
30 May 11:38 UTC: First to report: GFZ after 9 minutes.
May 30 11:43: Magnitude recalculated from 5.8 to 5.7.
Hypocenter depth recalculated from 10.0 to 88.0 km.
May 30 11:43: Magnitude recalculated from 5.8 to 5.7.
Hypocenter depth recalculated from 10.0 to 88.0 km.
Date & time: 30 May 2017 11:29:53 UTC
Magnitude: 5.7
Depth: 88.0 km
Epicenter latitude / longitude: 58.67°S / 26.23°W
(South Atlantic Ocean, South Georgia & South Sandwich Islands)Nearest volcano: Montagu Island (8 km / 5 mi)
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 2.2 x 1013 joules (6.22 gigawatt hours, equivalent to 5351 tons of TNT or 0.3 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.
| Magnitude | Depth | Location | Source |
| M 5.7 | 88 km | South Sandwich Islands Region | GFZ |
| M 5.7 | 1 km | SOUTH SANDWICH ISLANDS REGION | EMSC |
| M 5.7 | 78 km | - 48km NNE of Bristol Island, South Sandwich Islands | USGS |
(shakemap: USGS)
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So far, no aftershocks have been registered.
Aftershocks
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