Overall Green Earthquake alert in Greece on 20 May 2020 23:43 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

M 5.7 in Greece on 20 May 2020 23:43 UTC

2020-05-21 01:51 message from NOA

Key information extracted from original GTS message :

Evaluation Advisory

Sea level readings indicate that no TSUNAMI was generated
The TSUNAMI alert is cancelled
However earthquakes of this size can generate small tsunamis that cause locally changes in currents and resonance in harbours
Authorities should be aware of this possibility and take appropriate action
This will be the final message issued for this event unless additional information becomes available

Measurements Levels

SOURCE	GAUGE LOCATION	LAT	LON	TIME (UTC)	HEIGHT (m)	PERIOD (min)

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