M 5.5 in Tonga on 17 Jun 2021 13:41 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.

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2021-06-17 02:41 message from NTWC link

Key information extracted from original GTS message :
Evaluation


Original Message :

WEZS42 PHEB 171355

TIBPPG



ASZ001>003-171555-



TSUNAMI INFORMATION STATEMENT NUMBER 1

NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI

255 AM SST THU JUN 17 2021



...NO TSUNAMI THREAT FROM A NEARBY EARTHQUAKE...





AUDIENCE

--------

EMERGENCY MANAGERS... MEDIA... GENERAL PUBLIC





EVALUATION

----------



* AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 5.8 OCCURRED IN

THE SAMOA ISLANDS REGION AT 241 AM SST ON THURSDAY JUNE 17

2021.



* BASED ON ALL AVAILABLE DATA... THERE IS NO TSUNAMI THREAT TO

AMERICAN SAMOA FROM THIS EARTHQUAKE.



* SOME AREAS MAY HAVE EXPERIENCED MODERATE SHAKING.





RECOMMENDED ACTIONS

-------------------



* NO ACTION IS REQUIRED.





POTENTIAL IMPACTS

-----------------



* NO TSUNAMI IMPACTS ARE EXPECTED.





PRELIMINARY EARTHQUAKE PARAMETERS

---------------------------------



* MAGNITUDE 5.8

* ORIGIN TIME 241 AM SST JUN 17 2021

* COORDINATES 17.0 SOUTH 172.2 WEST

* DEPTH 35 MILES

* LOCATION SAMOA ISLANDS REGION





NEXT UPDATE AND ADDITIONAL INFORMATION

--------------------------------------



* THIS WILL BE THE ONLY STATEMENT ISSUED FOR THIS EVENT UNLESS

ADDITIONAL DATA ARE RECEIVED OR THE SITUATION CHANGES.



* FURTHER INFORMATION ABOUT THIS EVENT MAY BE FOUND ON THE

INTERNET AT WWW.TSUNAMI.GOV.



* AUTHORITATIVE INFORMATION ABOUT THE EARTHQUAKE FROM THE U.S.

GEOLOGICAL SURVEY CAN BE FOUND ON THE INTERNET AT

EARTHQUAKE.USGS.GOV.



$$