Overall Green Earthquake alert in Samoa on 17 Mar 2020 16:06 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 in Samoa on 17 Mar 2020 16:06 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)

17/03 05:06 WEZS42PHEB171617

2020-03-17 05:06 message from NTWC link

Key information extracted from original GTS message :

Evaluation

Original Message :

WEZS42 PHEB 171617

TIBPPG

TSUNAMI INFORMATION STATEMENT NUMBER 1

NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI

517 AM SST TUE MAR 17 2020

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

AUDIENCE

--------

EMERGENCY MANAGERS... MEDIA... GENERAL PUBLIC

EVALUATION

----------

* AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 6.1 OCCURRED

ABOUT 134 MILES SOUTHWEST OF TUTUILA ISLAND AT 506 AM SST ON

TUESDAY MARCH 17 2020.

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

AMERICAN SAMOA FROM THIS EARTHQUAKE.

* SOME AREAS MAY HAVE EXPERIENCED VERY STRONG SHAKING.

RECOMMENDED ACTIONS

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

* BE OBSERVANT AND EXERCISE NORMAL CAUTION IF YOU ARE NEAR OR

IN THE OCEAN. OTHERWISE... NO ACTION IS REQUIRED.

POTENTIAL IMPACTS

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

* NO TSUNAMI IMPACTS ARE EXPECTED.

PRELIMINARY EARTHQUAKE PARAMETERS

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

* MAGNITUDE 6.1

* ORIGIN TIME 506 AM SST MAR 17 2020

* COORDINATES 16.0 SOUTH 171.9 WEST

* DEPTH 34 MILES

* LOCATION ABOUT 134 MILES SOUTHWEST OF TUTUILA ISLAND

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.

$$

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