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Major mag. 7.4 earthquake - South Sandwich Islands Region on Tuesday, 11 December 2018 - information

Major mag. 7.4 earthquake - South Sandwich Islands Region on Tuesday, 11 December 2018

Major mag. 7.4 earthquake  - South Sandwich Islands Region on Tuesday, 11 December 2018
Dec 11 02:35: Magnitude recalculated from 7.4 to 7.5.
Dec 11 02:38: Magnitude recalculated from 7.5 to 7.4.
Date & time: Tuesday, 11 December 2018 02:26 UTC
Magnitude: 7.4
Depth: 10.0 km
Epicenter latitude / longitude: 58.22°S / 26.32°W (South Georgia & South Sandwich Islands)
Nearest volcano: Montagu Island (22 km)
Primary data source: GFZ
Estimated released energy: 7.9*10^15 J (2206 GWh / 1.9*10^6 tons of TNT / 118.7 atomic bombs equivalent) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience with us and submit a short "I felt it" report.
You can use your GPS or device location as well to show where you were during the earthquake.
- thank you.

Data for same earthquake as reported from other agencies
TimeMag. / DepthLocationSource
Tue, 11 Dec 2018
Tue, 11 Dec 02:26 UTCM 7.3 / 176 km- 61km NNE of Bristol Island, South Sandwich IslandsUSGS
Tue, 11 Dec 02:26 UTCM 7.1 / 164.7 km- 48km N of Bristol Island, South Sandwich IslandsUSGS

"I felt it" reports:
(13764.7 km WNW from epicenter) [Map] / MMI VII (Very strong shaking)
atlanta, ga / MMI II (Very weak shaking)
san diego california / not felt
Düsseldorf / not felt
Cincinnati, OH / not felt: I didn't feel this earthquake
Sorocaba / not felt
Santa Cruz da Serra, Duque de Caxias, RJ, Brasil / not felt
Lisbon / not felt
(4234.8 km WNW from epicenter) [Map] / not felt: Estamos lejos.... (via app)
jogjakarta / MMI IX (Violent shaking): Sampe roboh kandang jangkrik saya
animales inquietos (4047.8 km NW from epicenter) [Map] / not felt (via app)
Russia. Sankt-Peterburg.not felt. / not felt: Frim.Russia.from Sankt-Peterburg_!!! not felt_!!! Всё спокойно, тихо
Russia. Sankt-Peterburg.not felt. / not felt: From Russia, from Sankt-Peterburg.not felt_!!! Всё
Earthquakes in same area up to 1 year afterwards (likely aftershocks)
TimeMag. / DepthLocationMapSource
Thu, 3 Jan 2019
Thu, 3 Jan 12:47 UTCM 5.4 / 133.4 km - [info]- 82km S of Bristol Island, South Sandwich Islands[Map]USGS


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