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03 May, 2006

Tsunami Advisory Bulletin

TO      - TSUNAMI WARNING SYSTEM PARTICIPANTS IN
ALASKA/BRITISH COLUMBIA/WASHINGTON/OREGON/CALIFORNIA
FROM - WEST COAST AND ALASKA TSUNAMI WARNING CENTER/NOAA/NWS
SUBJECT - TSUNAMI ADVISORY - SUPPLEMENT
BULLETIN NUMBER 2
ISSUED 05/03/2006 AT 1648 UTC

...THIS TSUNAMI ADVISORY BULLETIN IS FOR ALASKA - BRITISH
COLUMBIA - WASHINGTON - OREGON AND CALIFORNIA ONLY...

NO - REPEAT NO - WATCH OR WARNING IS IN EFFECT FOR THE STATES
AND PROVINCES LISTED ABOVE.

EVALUATION
BASED ON THE LOCATION - MAGNITUDE AND HISTORICAL RECORDS
THE EARTHQUAKE WAS NOT SUFFICIENT TO GENERATE A TSUNAMI DAMAGING
TO CALIFORNIA - OREGON - WASHINGTON - BRITISH COLUMBIA OR ALASKA.
SOME OF THESE AREAS MAY EXPERIENCE SMALL SEA LEVEL CHANGES.
IN COASTAL AREAS OF INTENSE SHAKING LOCALLY GENERATED TSUNAMIS
CAN BE TRIGGERED BY UNDERWATER LANDSLIDES.

EARTHQUAKE DATA
PRELIMINARY MAGNITUDE - 7.8 NOTE THIS MAGNITUDE IS REVISED FROM 8.1
LOCATION - 19.9S 174.2W
- TONGA ISLANDS
TIME - 0727 ADT 05/03/2006
0827 PDT 05/03/2006
1527 UTC 05/03/2006

THE PACIFIC TSUNAMI WARNING CENTER AT EWA BEACH HAWAII HAS
ISSUED A TSUNAMI WARNING FOR AREAS OF THE PACIFIC OUTSIDE OF
CALIFORNIA/ OREGON/ WASHINGTON/ BRITISH COLUMBIA AND ALASKA.

TSUNAMI ADVISORIES ARE ISSUED TO REGIONS NOT PRESENTLY IN A
TSUNAMI WARNING OR WATCH WHEN A TSUNAMI WARNING HAS BEEN ISSUED
FOR OTHER AREAS OF THE PACIFIC. NO TSUNAMI WARNING OR WATCH
IS IN EFFECT FOR CALIFORNIA - OREGON - WASHINGTON - BRITISH
COLUMBIA AND ALASKA

A FEW SELECTED ETA'S FOLLOW FOR INFORMATION AND REFERENCE
LA JOLLA-CA 1940 PDT MAY 3 TOFINO-BC 2050 PDT MAY 3
SAN FRANCISCO-CA 1959 PDT MAY 3 SITKA-AK 1959 ADT MAY 3
CRESCENT CITY-CA 1953 PDT MAY 3 KODIAK-AK 1946 ADT MAY 3
NEAH BAY-WA 2050 PDT MAY 3 SHEMYA-AK 1806 ADT MAY 3

ADVISORY BULLETINS WILL BE ISSUED HOURLY TO KEEP YOU INFORMED OF
THE PROGRESS OF THIS EVENT UNTIL THE PACIFIC TSUNAMI WARNING CENTER
ISSUES A CANCELLATION OR FINAL BULLETIN. REFER TO THE INTERNET

Source: WCATWC
SITE WCATWC.ARH.NOAA.GOV FOR FURTHER INFORMATION.

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