Tsunami Bulletin
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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614 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. $$