DATE: December 27, 2004 9:58:56 AM PST
TSUNAMI INFORMATION BULLETIN
No Tsunami Watch or Warning
The following is a TSUNAMI INFORMATION BULLETIN No Tsunami Watch or Warning has been issued. |
| ...THIS TSUNAMI INFORMATION BULLETIN IS FOR ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON AND CALIFORNIA ONLY... NO - REPEAT NO - WATCH OR WARNING IS IN EFFECT. EARTHQUAKE DATA PRELIMINARY MAGNITUDE - 9.0 LOCATION - 3.4N 95.7E - OFF W COAST OF NORTHERN SUMATERA TIME - 1559 AST 12/25/2004 1659 PST 12/25/2004 0059 UTC 12/26/2004 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 FOR THE NEXT DAY OR TWO UNTIL ALL ENERGY FROM THIS EVENT IS EVENTUALLY DISSIPATED. THE PACIFIC TSUNAMI WARNING CENTER WILL ISSUE TSUNAMI BULLETINS FOR HAWAII AND OTHER AREAS OF THE PACIFIC. THIS WILL BE THE ONLY BULLETIN ISSUED FOR THIS EVENT BY THE WEST COAST AND ALASKA TSUNAMI WARNING CENTER UNLESS CONDITIONS WARRANT. REFER TO THE INTERNET SITE HTTP://WCATWC.ARH.NOAA.GOV FOR MORE INFORMATION. |
For more information contact:
Jeff Rusiecki
Astoria Police Department 9-1-1
voice: (503) 338-6411
fax: (503) 325-4897
555 30th St
Astoria, OR 97103
jrusiecki@astoria.or.us
