Tsunami warning messages related to the Indian Ocean tsunami

 

The following messages were transmitted to tsunami warning centres in the Pacific Region between 26 and 27 December 2004:

_______________________________________________________________

ITIC Tsunami Bulletin Board

TSUNAMI BULLETIN NUMBER 003

PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS

ISSUED AT 1535Z 27 DEC 2004

THIS BULLETIN IS FOR ALL AREAS OF THE PACIFIC BASIN EXCEPT

ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON - CALIFORNIA.

.................. TSUNAMI INFORMATION BULLETIN ..................

THIS MESSAGE IS FOR INFORMATION ONLY. THERE IS NO TSUNAMI WARNING

OR WATCH IN EFFECT.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0059Z 26 DEC 2004

COORDINATES - 3.4 NORTH 95.7 EAST

LOCATION - OFF W COAST OF NORTHERN SUMATERA

MAGNITUDE - 9.0

EVALUATION

SOME ENERGY FROM YESTERDAYS TSUNAMI IN THE INDIAN OCEAN HAS

LEAKED INTO THE PACIFIC BASIN... PROBABLY FROM SOUTH OF THE

AUSTRALIAN CONTINENT. THIS ENERGY HAS PRODUCED MINOR

SEA LEVEL FLUCTUATIONS AT MANY PLACES IN THE PACIFIC. FOR

EXAMPLE...

50 CM CREST-TO-TROUGH AT CALLAO CHILE

19 CM CREST-TO-TROUGH AT IQUIQUE CHILE

13 CM CREST-TO-TROUGH AT PAGO PAGO AMERICAN SAMOA

11 CM CREST-TO-TROUGH AT SUVA FIJI

50 CM CREST-TO-TROUGH AT WAITANGI CHATHAM IS NEW ZEALAND

65 CM CREST-TO-TROUGH AT JACKSON BAY NEW ZEALAND

18 CM CREST-TO-TROUGH AT PORT VILA VANUATU

06 CM CREST-TO-TROUGH AT HILO HAWAII USA

22 CM CREST-TO-TROUGH AT SAN DIEGO CALIFORNIA USA

HOWEVER... AT MANZANILLO MEXICO SEA LEVEL FLUCTUATIONS WERE

AS MUCH AS 2.6 METERS CREST-TO-TROUGH PROBABLY DUE TO FOCUSING

OF ENERGY BY THE EAST PACIFIC RISE AS WELL AS LOCAL RESONANCES.

THIS IS TO ADVISE THAT SMALL SEA LEVEL CHANGES COULD CONTINUE

TO BE OBSERVED ACROSS THE PACIFIC OVER THE NEXT DAY OR TWO

UNTIL ALL ENERGY FROM THIS EVENT IS EVENTUALLY DISSIPATED.

THIS WILL BE THE FINAL BULLETIN ISSUED FOR THIS EVENT UNLESS

ADDITIONAL INFORMATION BECOMES AVAILABLE.

THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE BULLETINS

FOR ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON - CALIFORNIA.

____________________________________________________________

ITIC Tsunami Bulletin Board

TSUNAMI BULLETIN NUMBER 002

PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS

ISSUED AT 0204Z 26 DEC 2004

THIS BULLETIN IS FOR ALL AREAS OF THE PACIFIC BASIN EXCEPT

ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON - CALIFORNIA.

.................. TSUNAMI INFORMATION BULLETIN ..................

ATTENTION: NOTE REVISED MAGNITUDE.

THIS MESSAGE IS FOR INFORMATION ONLY. THERE IS NO TSUNAMI WARNING

OR WATCH IN EFFECT.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0059Z 26 DEC 2004

COORDINATES - 3.4 NORTH 95.7 EAST

LOCATION - OFF W COAST OF NORTHERN SUMATERA

MAGNITUDE - 8.5

EVALUATION

REVISED MAGNITUDE BASED ON ANALYSIS OF MANTLE WAVES.

THIS EARTHQUAKE IS LOCATED OUTSIDE THE PACIFIC. NO DESTRUCTIVE

TSUNAMI THREAT EXISTS FOR THE PACIFIC BASIN BASED ON HISTORICAL

EARTHQUAKE AND TSUNAMI DATA.

THERE IS THE POSSIBILITY OF A TSUNAMI NEAR THE EPICENTER.

THIS WILL BE THE ONLY BULLETIN ISSUED FOR THIS EVENT UNLESS

ADDITIONAL INFORMATION BECOMES AVAILABLE.

THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE BULLETINS

FOR ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON - CALIFORNIA.

______________________________________________________________

TSUNAMI BULLETIN NUMBER 001

PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS

ISSUED AT 0114Z 26 DEC 2004

THIS BULLETIN IS FOR ALL AREAS OF THE PACIFIC BASIN EXCEPT

ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON - CALIFORNIA.

.................. TSUNAMI INFORMATION BULLETIN ..................

THIS MESSAGE IS FOR INFORMATION ONLY. THERE IS NO TSUNAMI WARNING

OR WATCH IN EFFECT.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0059Z 26 DEC 2004

COORDINATES - 3.4 NORTH 95.7 EAST

LOCATION - OFF W COAST OF NORTHERN SUMATERA

MAGNITUDE - 8.0

EVALUATION

THIS EARTHQUAKE IS LOCATED OUTSIDE THE PACIFIC. NO DESTRUCTIVE

TSUNAMI THREAT EXISTS BASED ON HISTORICAL EARTHQUAKE AND TSUNAMI

DATA.

THIS WILL BE THE ONLY BULLETIN ISSUED FOR THIS EVENT UNLESS

ADDITIONAL INFORMATION BECOMES AVAILABLE.

THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE BULLETINS

FOR ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON - CALIFORNIA.

___________________________________________________________

 

 

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