Overall Green Earthquake alert in Guam on 23 Jun 2020 17:50 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 5.9 in Guam on 23 Jun 2020 17:50 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)

24/06 03:50 WEGM42PHEB231800

2020-06-24 03:50 message from NTWC link

Key information extracted from original GTS message :

Evaluation

Original Message :

WEGM42 PHEB 231800

TIBGUM

TSUNAMI INFORMATION STATEMENT NUMBER 1

NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI

400 AM CHST WED JUN 24 2020

...NO TSUNAMI THREAT TO GUAM/CNMI FROM A NEARBY EARTHQUAKE...

AUDIENCE

--------

EMERGENCY MANAGERS... MEDIA... GENERAL PUBLIC

EVALUATION

----------

* AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 6.0 OCCURRED

ABOUT 28 MILES SOUTHEAST OF ROTA AT 350 AM CHST ON WEDNESDAY

JUNE 24 2020.

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

GUAM... ROTA... TINIAN OR SAIPAN FROM THIS EARTHQUAKE.

* SOME AREAS MAY HAVE EXPERIENCED 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 6.0

* ORIGIN TIME 350 AM CHST JUN 24 2020

* COORDINATES 14.0 NORTH 145.7 EAST

* DEPTH 40 MILES

* LOCATION ABOUT 28 MILES SOUTHEAST OF ROTA

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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