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災害対策本部の活動

さまざまなインシデントや危機に対応するための方法を書いていきます。

【要注意】ソロモン諸島でM8.4の地震、M7.9の余震、津波発生の可能性

PTWC(太平洋津波警報センター)の情報を転載します。

南太平洋を中心に津波警報が出ています。

日本への影響は発表されていませんが、今後の情報に要注意です。

 

914
WEPA40 PHEB 220448
TSUPAC

TSUNAMI MESSAGE NUMBER 2
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
0447 UTC SUN JAN 22 2017

...PTWC TSUNAMI THREAT MESSAGE...


**** NOTICE **** NOTICE **** NOTICE **** NOTICE **** NOTICE *****

 THIS MESSAGE IS ISSUED FOR INFORMATION ONLY IN SUPPORT OF THE
 UNESCO/IOC PACIFIC TSUNAMI WARNING AND MITIGATION SYSTEM 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 *****

THE TSUNAMI FORECAST IS UNCHANGED IN THIS MESSAGE.

NOTE EARTHQUAKE MAGNITUDE UPGRADED.

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

  * MAGNITUDE      8.4
  * ORIGIN TIME    0430 UTC JAN 22 2017
  * COORDINATES    6.1 SOUTH  155.2 EAST
  * DEPTH          168 KM / 104 MILES
  * LOCATION       SOLOMON ISLANDS


EVALUATION
----------

  * AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 8.4 OCCURRED IN
    THE SOLOMON ISLANDS AT 0430 UTC ON SUNDAY JANUARY 22 2017.

  * BASED ON THE PRELIMINARY EARTHQUAKE PARAMETERS... WIDESPREAD
    HAZARDOUS TSUNAMI WAVES ARE POSSIBLE.


TSUNAMI THREAT FORECAST
-----------------------

  * HAZARDOUS TSUNAMI WAVES FROM THIS EARTHQUAKE ARE POSSIBLE
    WITHIN THE NEXT THREE HOURS ALONG SOME COASTS OF

      PAPUA NEW GUINEA... SOLOMON ISLANDS... NAURU... POHNPEI...
      KOSRAE... VANUATU... CHUUK AND INDONESIA


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

  * GOVERNMENT AGENCIES RESPONSIBLE FOR THREATENED COASTAL AREAS
    SHOULD TAKE ACTION TO INFORM AND INSTRUCT ANY COASTAL
    POPULATIONS AT RISK IN ACCORDANCE WITH THEIR OWN
    EVALUATION... PROCEDURES AND THE LEVEL OF THREAT.

  * PERSONS LOCATED IN THREATENED COASTAL AREAS SHOULD STAY ALERT
    FOR INFORMATION AND FOLLOW INSTRUCTIONS FROM NATIONAL AND
    LOCAL AUTHORITIES.


ESTIMATED TIMES OF ARRIVAL
--------------------------

  * ESTIMATED TIMES OF ARRIVAL -ETA- OF THE INITIAL TSUNAMI WAVE
    FOR PLACES WITH A POTENTIAL TSUNAMI THREAT. ACTUAL ARRIVAL
    TIMES MAY DIFFER AND THE INITIAL WAVE MAY NOT BE THE
    LARGEST. A TSUNAMI IS A SERIES OF WAVES AND THE TIME BETWEEN
    WAVES CAN BE FIVE MINUTES TO ONE HOUR.

    LOCATION         REGION             COORDINATES    ETA(UTC)
    ------------------------------------------------------------
    KIETA            PAPUA NEW GUINEA   6.1S 155.6E   0440 01/22
    PANGGOE          SOLOMON ISLANDS    6.9S 157.2E   0457 01/22
    AMUN             PAPUA NEW GUINEA   6.0S 154.7E   0518 01/22
    RABAUL           PAPUA NEW GUINEA   4.2S 152.3E   0525 01/22
    FALAMAE          SOLOMON ISLANDS    7.4S 155.6E   0526 01/22
    GHATERE          SOLOMON ISLANDS    7.8S 159.2E   0529 01/22
    WOODLARK ISLAND  PAPUA NEW GUINEA   9.0S 152.9E   0536 01/22
    MUNDA            SOLOMON ISLANDS    8.4S 157.2E   0553 01/22
    AUKI             SOLOMON ISLANDS    8.8S 160.6E   0553 01/22
    KAVIENG          PAPUA NEW GUINEA   2.5S 150.7E   0554 01/22
    ULAMONA          PAPUA NEW GUINEA   5.0S 151.3E   0601 01/22
    LAE              PAPUA NEW GUINEA   6.8S 147.0E   0606 01/22
    KIRAKIRA         SOLOMON ISLANDS   10.4S 161.9E   0607 01/22
    HONIARA          SOLOMON ISLANDS    9.3S 160.0E   0613 01/22
    MANUS ISLAND     PAPUA NEW GUINEA   2.0S 147.5E   0627 01/22
    MADANG           PAPUA NEW GUINEA   5.2S 145.8E   0639 01/22
    SANTA CRUZ ISLA  SOLOMON ISLANDS   10.9S 165.9E   0655 01/22
    NAURU            NAURU              0.5S 166.9E   0657 01/22
    POHNPEI ISLAND   POHNPEI            7.0N 158.2E   0709 01/22
    KOSRAE ISLAND    KOSRAE             5.5N 163.0E   0712 01/22
    ESPERITU SANTO   VANUATU           15.1S 167.3E   0713 01/22
    CHUUK ISLAND     CHUUK              7.4N 151.8E   0713 01/22
    VANIMO           PAPUA NEW GUINEA   2.6S 141.3E   0714 01/22
    JAYAPURA         INDONESIA          2.4S 140.8E   0715 01/22
    WEWAK            PAPUA NEW GUINEA   3.5S 143.6E   0717 01/22
    PORT MORESBY     PAPUA NEW GUINEA   9.3S 146.9E   0740 01/22


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

  * A TSUNAMI IS A SERIES OF WAVES. THE TIME BETWEEN WAVE CRESTS
    CAN VARY FROM 5 MINUTES TO AN HOUR. THE HAZARD MAY PERSIST
    FOR MANY HOURS OR LONGER AFTER THE INITIAL WAVE.

  * IMPACTS CAN VARY SIGNIFICANTLY FROM ONE SECTION OF COAST TO
    THE NEXT DUE TO LOCAL BATHYMETRY AND THE SHAPE AND ELEVATION
    OF THE SHORELINE.

  * IMPACTS CAN ALSO VARY DEPENDING UPON THE STATE OF THE TIDE AT
    THE TIME OF THE MAXIMUM TSUNAMI WAVES.

  * PERSONS CAUGHT IN THE WATER OF A TSUNAMI MAY DROWN... BE
    CRUSHED BY DEBRIS IN THE WATER... OR BE SWEPT OUT TO SEA.


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

  * THE NEXT MESSAGE WILL BE ISSUED IN ONE HOUR... OR SOONER IF
    THE SITUATION WARRANTS.

  * AUTHORITATIVE INFORMATION ABOUT THE EARTHQUAKE FROM THE U.S.
    GEOLOGICAL SURVEY CAN BE FOUND ON THE INTERNET AT
    EARTHQUAKE.USGS.GOV/EARTHQUAKES -ALL LOWER CASE-.

  * FURTHER INFORMATION ABOUT THIS EVENT MAY BE FOUND AT
    PTWC.WEATHER.GOV AND AT WWW.TSUNAMI.GOV.

  * COASTAL REGIONS OF HAWAII... AMERICAN SAMOA... GUAM... AND
    CNMI SHOULD REFER TO PACIFIC TSUNAMI WARNING CENTER MESSAGES
    SPECIFICALLY FOR THOSE PLACES THAT CAN BE FOUND AT
    PTWC.WEATHER.GOV.

  * COASTAL REGIONS OF CALIFORNIA... OREGON... WASHINGTON...
    BRITISH COLUMBIA AND ALASKA SHOULD ONLY REFER TO U.S.
    NATIONAL TSUNAMI WARNING CENTER MESSAGES THAT CAN BE FOUND
    AT NTWC.ARH.NOAA.GOV.

$$