Overall Green Earthquake alert in Greece on 24 May 2014 09:25 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 6.5 in Greece on 24 May 2014 09:25 UTC

Global Telecommunication Service

GTS (Global Telecommunication Service) is the official Warning and Alerting channel by the World Meteorological Organization (WMO) adopted by several Warning Organizations. As soon as a new GTS message regarding Tropical Cyclones(WT) or Tsunami(WE) the messages are processed and possibly assigned to the specific event. When a new GTS message is present an new tab in the specific event report page is present.The presence of a GTS message is shown in the homepage with a dedicated icon.

Click on the messages list to visualize on the right the detailed text.

Measurements Levels

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

24/05 12:43 WEME40LTAA241239

24/05 10:01 WEME40LTAA240956

24/05 09:32 WEME40LGAT240931

2014-05-24 12:43 message from KOERI link

Key information extracted from original GTS message :

Evaluation Watch

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 local changes in currents and resonance in harbours
Authorities should be aware of this possibility and take appropriate action

Original Message :

WEME40 LTAA 241239

TSUNAMI MESSAGE NUMBER 002

NEAM KOERI TSUNAMI WATCH PROVIDER

ISSUED AT 1239Z 24 MAY 2014

THIS ALERT APPLIES TO ALL COUNTRIES AND INSTITUTIONS SUBSCRIBED TO THE SERVICES OF KOERI CTWP IN ITS MONITORING AREA.

... TSUNAMI WATCH CANCELLATION ...

... TSUNAMI ADVISORY CANCELLATION ...

THIS MESSAGE IS ISSUED AS ADVICE TO GOVERNMENT AGENCIES. ONLY NATIONAL AND LOCAL GOVERNMENT AGENCIES HAVE THE AUTHORITY TO MAKE DECISIONS REGARDING THE OFFICIAL STATE OF ALERT IN THEIR AREA AND ANY ACTIONS TO BE TAKEN IN RESPONSE.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0925 UTC SAT MAY 24 2014

COORDINATES - 40.24 NORTH 25.33 EAST

DEPTH - 23.0

LOCATION - AEGEAN SEA

MAGNITUDE - 6.6

EVALUATION OF TSUNAMI WATCH

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 LOCAL CHANGES IN CURRENTS AND RESONANCE IN HARBOURS. AUTHORITIES SHOULD BE AWARE OF THIS POSSIBILITY AND TAKE APPROPRIATE ACTION.

EVALUATION OF TSUNAMI 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 LOCAL 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.

END OF TSUNAMI MESSAGE NUMBER 002

2014-05-24 10:01 message from KOERI link

Key information extracted from original GTS message :

Evaluation Watch

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 local changes in currents and resonance in harbours
Authorities should be aware of this possibility and take appropriate action

Original Message :

WEME40 LTAA 240956

TSUNAMI MESSAGE NUMBER 002

NEAM KOERI TSUNAMI WATCH PROVIDER

ISSUED AT 0956Z 24 MAY 2014

THIS ALERT APPLIES TO ALL COUNTRIES AND INSTITUTIONS SUBSCRIBED TO THE SERVICES OF KOERI CTWP IN ITS MONITORING AREA.

... TSUNAMI WATCH CANCELLATION ...

THIS MESSAGE IS ISSUED AS ADVICE TO GOVERNMENT AGENCIES. ONLY NATIONAL AND LOCAL GOVERNMENT AGENCIES HAVE THE AUTHORITY TO MAKE DECISIONS REGARDING THE OFFICIAL STATE OF ALERT IN THEIR AREA AND ANY ACTIONS TO BE TAKEN IN RESPONSE.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0925 UTC SAT MAY 24 2014

COORDINATES - 40.29 NORTH 25.32 EAST

DEPTH - 10.0

LOCATION - AEGEAN SEA

MAGNITUDE - 6.6

EVALUATION OF TSUNAMI WATCH

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 LOCAL CHANGES IN CURRENTS AND RESONANCE IN HARBOURS. AUTHORITIES SHOULD BE AWARE OF THIS POSSIBILITY AND TAKE APPROPRIATE ACTION.

EVALUATION OF TSUNAMI 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 LOCAL 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.

END OF TSUNAMI MESSAGE NUMBER 002

2014-05-24 09:32 message from NOA link

Key information extracted from original GTS message :

Evaluation Information

Based on historical earthquake and TSUNAMI modelling there is no threat that a TSUNAMI has been generated that can cause damage or major effect in the region
This message is for information only

Original Message :

WEME40 LGAT 240931

TSUNAMI MESSAGE NUMBER 001

NEAM NOA HL-NTWC CANDIDATE TSUNAMI WATCH PROVIDER

ISSUED AT 0930Z 24 MAY 2014

... TSUNAMI INFORMATION ...

THIS ALERT APPLIES TO BELGIUM ... EGYPT ... FRANCE ... GERMANY ... GREECE ...

ISRAEL ... ITALY ... LEBANON ... PORTUGAL ... SPAIN ... SWEDEN ... TURKEY ...

IOC (UNESCO) .... MIC (EUROPEAN COMMISSION)

THIS MESSAGE IS ISSUED AS ADVICE TO GOVERNMENT AGENCIES. ONLY NATIONAL AND LOCAL

GOVERNMENT AGENCIES HAVE THE AUTHORITY TO MAKE DECISIONS REGARDING THE

OFFICIAL STATE OF ALERT IN THEIR AREA AND ANY ACTIONS TO BE TAKEN IN RESPONSE.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0925 UTC SAT MAY 24 2014

COORDINATES - 40.26 NORTH 25.38 EAST

DEPTH - 6.5 KM

LOCATION - 24 KM SSW FROM SAMOTHRAKI

MAGNITUDE - 6.0 ML

EVALUATION OF TSUNAMI INFORMATION

BASED ON HISTORICAL EARTHQUAKE AND TSUNAMI MODELLING THERE IS NO THREAT THAT A

TSUNAMI HAS BEEN GENERATED THAT CAN CAUSE DAMAGE OR MAJOR EFFECT IN THE REGION.

THIS MESSAGE IS FOR INFORMATION ONLY.

THIS WILL BE THE FINAL MESSAGE ISSUED FOR THIS EVENT UNLESS ADDITIONAL INFORMATION

BECOMES AVAILABLE.

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