Current time zone offset : UTC/GMT +3 hours:

19 August 2016

ALERT: Mw 7.4 SOUTH GEORGIA ISLAND REGION 317 km SE Grytviken 19/08/2016 07:32 (UTC)

Centre Sismologique Euro-Mediterraneen
European-Mediterranean Seismological Centre

Rapid Determination of Source Parameters
operated at LDG (Paris) and IGN (Madrid)

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WARNING : These parameters are preliminary and subject to revision.
Location and magnitude estimations may be revised if necessary in
an INFORMATION message.
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EARTHQUAKE on 19/08/2016 at 07:32 (UTC)
SOUTH GEORGIA ISLAND REGION 317 km SE Grytviken

MAGNITUDE: Mw 7.4

Data provided by: AUST GFZ INGV NEIC

Latitude = 55.30 S
Longitude = 31.90 W
Origin Time = 07:32:22.4 (UTC)
Depth = 10 Km
RMS = 1.16 sec
Gap = 21 degrees
95% confidence ellipse: - Semi major = 5.5 Km
- Semi minor = 4.7 Km
- Azimuth of major axis = 26 degrees

Number of data used = 174

Preliminary location computed on Fri Aug 19 07:52:48 2016 (UTC)
Done by Sophie Merrer

Comments :

Message number: 2335

All magnitudes estimations :
M 7.5 (AUST) M 7.4 (GFZ) Mw7.3 (INGV) Mw7.4 (NEIC)

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