M 7.8 in Türkiye on 06 Feb 2023 01:17 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

SOURCEGAUGE LOCATIONLATLONTIME (UTC)HEIGHT (m)PERIOD (min)
KOERIHatay Iskenderun (Turkey)36.415635.885201:490.1211
INGVHatay_iskenderun_m (Turkey)36.5936.1801:500.129
INGVMersin_erdemli_m (Turkey)36.5634.2602:100.147
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    The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.
1000 km


2023-02-06 10:01 message from KOERI link

Key information extracted from original GTS message :
Evaluation Watch

  • Sea level readings indicate a TSUNAMI was generated
  • Observations and models indicate that no more TSUNAMI waves are expected
  • When no major waves are observed for two hours after the estimated time of arrival or damaging waves have not occurred for at least two hours then local authorities can assume the threat is passed
  • Danger to boats and coastal structures can continue for several hours due to the continuing sea level changes and rapid currents
  • As local conditions can cause a wide variation in TSUNAMI wave action the all clear determination must be made by local authorities
  • This will be the final message issued for this event unless additional information becomes available

Original Message :

WEME40 LTAA 060959
TSUNAMI MESSAGE NUMBER 004
NEAM TSUNAMI SERVICE PROVIDER KOERI (TURKEY)
ISSUED AT 0959Z 06 FEB 2023

THIS ALERT IS ADDRESSED TO ALL COUNTRIES AND INSTITUTIONS SUBSCRIBED TO THE SERVICES OF KOERI NEAM TSP IN ITS MONITORING AREA.

... END OF TSUNAMI WATCH ...
THIS ALERT APPLIES TO ALBANIA ... CROATIA ... CYPRUS ... EGYPT ... GREECE ... ISRAEL ... ITALY ... LEBANON ... LIBYA ... MALTA ... MONTENEGRO ... PALESTINE ... SYRIA ... TRNC ... TUNISIA ... TURKEY ...

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 - 0117Z 06 FEB 2023
COORDINATES - 37.18 NORTH 37.09 EAST
DEPTH - 13.00 KM
LOCATION - TURKEY
MAGNITUDE - 7.5 [MWP]

EVALUATION OF TSUNAMI WATCH
SEA LEVEL READINGS INDICATE A TSUNAMI WAS GENERATED. OBSERVATIONS AND MODELS INDICATE THAT NO MORE TSUNAMI WAVES ARE EXPECTED. WHEN NO MAJOR WAVES ARE OBSERVED FOR TWO HOURS AFTER THE ESTIMATED TIME OF ARRIVAL OR DAMAGING WAVES HAVE NOT OCCURRED FOR AT LEAST TWO HOURS THEN LOCAL AUTHORITIES CAN ASSUME THE THREAT IS PASSED. DANGER TO BOATS AND COASTAL STRUCTURES CAN CONTINUE FOR SEVERAL HOURS DUE TO THE CONTINUING SEA LEVEL CHANGES AND RAPID CURRENTS. AS LOCAL CONDITIONS CAN CAUSE A WIDE VARIATION IN TSUNAMI WAVE ACTION THE ALL CLEAR DETERMINATION MUST BE MADE BY LOCAL AUTHORITIES.

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

END OF TSUNAMI MESSAGE NUMBER 004=

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