Tsunami Bulletin
Issued by NWS Pago Pago
Issued by NWS Pago Pago
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WEZS42 PHEB 180757
TIBPPG
ASZ001>004-180957-
TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS PACIFIC TSUNAMI WARNING CENTER HONOLULU HI
857 PM SST SUN AUG 17 2025
...NO TSUNAMI THREAT FROM A NEARBY EARTHQUAKE...
AUDIENCE
--------
EMERGENCY MANAGERS... MEDIA... GENERAL PUBLIC
EVALUATION
----------
* AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 5.6 OCCURRED
ABOUT 111 MILES SOUTH OF SAVAII ISLAND AT 849 PM SST ON
SUNDAY AUGUST 17 2025.
* BASED ON ALL AVAILABLE DATA... THERE IS NO TSUNAMI THREAT TO
AMERICAN SAMOA FROM THIS EARTHQUAKE.
* SOME AREAS MAY HAVE EXPERIENCED STRONG SHAKING.
RECOMMENDED ACTIONS
-------------------
* NO ACTION IS REQUIRED.
POTENTIAL IMPACTS
-----------------
* NO TSUNAMI IMPACTS ARE EXPECTED.
PRELIMINARY EARTHQUAKE PARAMETERS
---------------------------------
* MAGNITUDE 5.6
* ORIGIN TIME 849 PM SST AUG 17 2025
* COORDINATES 15.4 SOUTH 172.8 WEST
* DEPTH 55 MILES
* LOCATION ABOUT 111 MILES SOUTH OF SAVAII 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.
$$