Apr 2, 2018

INFO: Mw 6.8 CHUQUISACA, BOLIVIA 82 km W Villazon 02/04/2018 13:40 (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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==================== INFORMATION MESSAGE =========================
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EMSC HAS RECORDED THE FOLLOWING SEISMIC EVENT
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EARTHQUAKE on 02/04/2018 at 13:40 (UTC)
CHUQUISACA, BOLIVIA 82 km W Villazon

MAGNITUDE: Mw 6.8

Data provided by: BUC GFZ GSRC INGV KAN LDG MAD NEIC SC3 SEO

Latitude = 20.65 S
Longitude = 63.05 W
Origin Time = 13:40:34.0 (UTC)
Depth = 550 Km
RMS = 1.39 sec
Gap = 15 degrees
95% confidence ellipse: - Semi major = 4.5 Km
- Semi minor = 3.9 Km
- Azimuth of major axis = 78 degrees

Number of data used = 368

Preliminary location computed on Mon Apr 2 14:17:14 2018 (UTC)
Done by Y Cano

Comments :

Message number: 2592

All magnitudes estimations :
M 6.7 (GFZ) Mb7.9 (GSRC) Mw6.4 (INGV) Mw6.3 (KAN)
MB6.6 (LDG) Mw6.8 (NEIC) M 6.3 (SC3) M 6.8 (SEO)

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