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U.S. National Tsunami Warning Center
Tsunami Information Statement Number 1
Aug 18 2017 at 12:46 am EDT

  • Posted on Aug 18 2017 at 12:46 am EDT
    Category: Information

    Bulletin Issue Time: 2017.08.18 04:46:35 UTC

    Preliminary Magnitude: 4.1(Ml)

    Lat/Lon: 58.999 / -136.459

    Affected Region: 40 miles SW of Haines, Alaska

    Note: * There is NO tsunami danger from this earthquake.

    Definition: An information statement indicates that an earthquake has occurred, but does not pose a tsunami threat, or that a tsunami warning, advisory, or watch has been issued for another section of the ocean. View bulletin



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      • Posted on Aug 17 2017 at 11:14 pm EDT
        000
        WECA43 PHEB 180314
        TIBCAX
        
        TSUNAMI INFORMATION STATEMENT NUMBER 1
        NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
        0314 UTC FRI AUG 18 2017
        
        ...TSUNAMI INFORMATION STATEMENT...
        
        
        **** NOTICE **** NOTICE **** NOTICE **** NOTICE **** NOTICE *****
        
         THIS STATEMENT IS ISSUED FOR INFORMATION ONLY IN SUPPORT OF THE
         UNESCO/IOC TSUNAMI AND OTHER COASTAL HAZARDS WARNING SYSTEM FOR
         THE CARIBBEAN AND ADJACENT REGIONS AND IS MEANT FOR NATIONAL
         AUTHORITIES IN EACH COUNTRY OF THAT SYSTEM.
        
         NATIONAL AUTHORITIES WILL DETERMINE THE APPROPRIATE LEVEL OF
         ALERT FOR EACH COUNTRY AND MAY ISSUE ADDITIONAL OR MORE REFINED
         INFORMATION.
        
        **** NOTICE **** NOTICE **** NOTICE **** NOTICE **** NOTICE *****
        
        
        PRELIMINARY EARTHQUAKE PARAMETERS
        ---------------------------------
        
          * MAGNITUDE      6.7
          * ORIGIN TIME    0259 UTC AUG 18 2017
          * COORDINATES    0.9 SOUTH  13.9 WEST
          * DEPTH          19 KM / 12 MILES
          * LOCATION       NORTH OF ASCENSION ISLAND
        
        
        EVALUATION
        ----------
        
          * AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 6.7 OCCURRED
            NORTH OF ASCENSION ISLAND AT 0259 UTC ON FRIDAY AUGUST 18
            2017.
        
          * BASED ON ALL AVAILABLE DATA... THERE IS NO TSUNAMI THREAT TO
            CARIBBEAN COASTS FROM THIS EARTHQUAKE.
        
        
        RECOMMENDED ACTIONS
        -------------------
        
          * NO ACTION IS REQUIRED.
        
        
        NEXT UPDATE AND ADDITIONAL INFORMATION
        --------------------------------------
        
          * THIS WILL BE THE ONLY STATEMENT ISSUED FOR THIS EVENT UNLESS
            ADDITIONAL DATA ARE RECEIVED OR THE SITUATION CHANGES.
        
          * AUTHORITATIVE INFORMATION ABOUT THE EARTHQUAKE FROM THE U.S.
            GEOLOGICAL SURVEY CAN BE FOUND ON THE INTERNET AT
            EARTHQUAKE.USGS.GOV/EARTHQUAKES -ALL IN LOWERCASE LETTERS-.
        
          * FURTHER INFORMATION ABOUT THIS EVENT MAY BE FOUND AT
            PTWC.WEATHER.GOV AND AT WWW.TSUNAMI.GOV.
        
          * COASTAL REGIONS OF THE US GULF COAST... US EAST COAST... AND
            THE MARITIME PROVINCES OF CANADA SHOULD REFER TO U.S.
            NATIONAL TSUNAMI WARNING CENTER MESSAGES THAT CAN BE FOUND
            AT NTWC.ARH.NOAA.GOV.
        
        $$
        
        
        

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        • Posted on Aug 15 2017 at 11:12 am EDT
          [NOTICE! This information absolute not confirmed!] An earthquake registering 2.6 on the Richter scale reportedly struck an area near Pyongyang. There is no indication yet from state propaganda that a nuclear test has happened, or was even planned. But today is a national holiday in North Korea - and the regime has often used such occasions for big weapons tests. The quake struck a long way from the Punggye-ri Nuclear Test Facility, where Kim usually detonates such weapons. Kim Sung-han, a Seoul-based weatherman, reported the quake on Twitter saying it covered a 3km area. Today is National ...

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