ZCZC
WEGM42 PHEB 021451
TIBGUM

GUZ001>004-021651-

TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS PACIFIC TSUNAMI WARNING CENTER HONOLULU HI
1251 AM CHST SUN DEC 03 2023

...POSSIBLE TSUNAMI THREAT TO GUAM/CNMI FROM A DISTANT EARTHQUAKE...


AUDIENCE
--------
EMERGENCY MANAGERS... MEDIA... GENERAL PUBLIC


EVALUATION
----------

  * AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 7.7 OCCURRED IN
    MINDANAO, PHILIPPINES AT 1237 AM CHST ON SUNDAY DECEMBER 3
    2023.

  * THE TSUNAMI THREAT TO GUAM... ROTA... TINIAN AND SAIPAN FROM
    THIS EARTHQUAKE IS STILL UNDER INVESTIGATION.


RECOMMENDED ACTIONS
-------------------

  * STAY ALERT FOR FURTHER INFORMATION.  THERE IS THE POSSIBILITY
    THAT A TSUNAMI WATCH... ADVISORY... OR WARNING COULD BE
    ISSUED LATER FOR GUAM... ROTA... TINIAN AND SAIPAN.


POTENTIAL IMPACTS
-----------------

  * POTENTIAL TSUNAMI IMPACTS ARE STILL BEING EVALUATED.

  * IF THERE IS A TSUNAMI THREAT TO GUAM... ROTA... TINIAN AND
    SAIPAN... THE EARLIEST IMPACTS WOULD BE AROUND 311 AM CHST
    ON SUNDAY DECEMBER 03 2023.


PRELIMINARY EARTHQUAKE PARAMETERS
---------------------------------

  * MAGNITUDE      7.7
  * ORIGIN TIME    1237 AM CHST DEC 03 2023
  * COORDINATES    8.6 NORTH  126.4 EAST
  * DEPTH          28 MILES
  * LOCATION       MINDANAO  PHILIPPINES


NEXT UPDATE AND ADDITIONAL INFORMATION
--------------------------------------

  * 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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