Moderate mag. 5.6 earthquake - SOUTH SANDWICH ISLANDS REGION on Thursday, 11 December 2014
Strong mag. 5.6 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Thursday, 11 December 2014 at 13:53 (GMT)

Strong magnitude 5.6 earthquake at 10 km depth
11 Dec 14:10 UTC: First to report: EMSC after 17 minutes.
Hypocenter depth recalculated from 60.0 to 10.0 km.
Hypocenter depth recalculated from 60.0 to 10.0 km.
Date & time: 11 Dec 2014 13:53:29 UTC
Magnitude: 5.6
Depth: 10.0 km
Epicenter latitude / longitude: 56.92°S / 25.59°W

Nearest volcano: Candlemas Island (74 km / 46 mi)
Primary data source: EMSC (European-Mediterranean Seismological Centre)
Estimated released energy: 1.6 x 1013 joules (4.4 gigawatt hours, equivalent to 3788 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.
Magnitude | Depth | Location | Source |
M 5.6 | 10 km | SOUTH SANDWICH ISLANDS REGION | EMSC |
M 5.6 | 21 km | South Sandwich Islands Region | GFZ |
M 5.7 | 9.2 km | 97km E of Visokoi Island, | 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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Recorded aftershocks, latest first (6 quakes):- 22 Jan 2015 11:12 UTC| M 5.0 |34 km (21.1 mi) depth|18 km (11 mi) distance| GFZ | Details
- 29 Dec 2014 17:41 UTC| M 5.8 |34 km (21.1 mi) depth|38 km (24 mi) distance| GFZ | Details
- 18 Dec 2014 20:15 UTC| M 5.2 |9 km (5.6 mi) depth|36 km (22 mi) distance| INPRES | Details
- 18 Dec 2014 20:10 UTC| M 5.5 |10 km (6.2 mi) depth|30 km (19 mi) distance| GFZ | Details
- 11 Dec 2014 18:16 UTC| M 5.1 |10 km (6.2 mi) depth|17 km (11 mi) distance| USGS | Details
- 11 Dec 2014 14:01 UTC| M 5.1 |9 km (5.6 mi) depth|18 km (11 mi) distance| EMSC | Details
Earlier earthquakes in the same area
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