WEPA43 PAAQ 190523
TIBWCA

TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1023 PM PDT SAT OCT 18 2008

...THIS TSUNAMI INFORMATION STATEMENT IS FOR ALASKA/ BRITISH
   COLUMBIA/ WASHINGTON/ OREGON AND CALIFORNIA ONLY...

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

EVALUATION
 BASED ON MAGNITUDE AND HISTORIC TSUNAMI RECORDS THE EARTHQUAKE
 WAS NOT SUFFICIENT TO GENERATE A TSUNAMI DAMAGING TO CALIFORNIA/
 OREGON/ WASHINGTON/ BRITISH COLUMBIA OR ALASKA. IN COASTAL AREAS
 OF INTENSE SHAKING LOCALLY GENERATED TSUNAMIS CAN BE TRIGGERED BY
 UNDERWATER LANDSLIDES.

PRELIMINARY EARTHQUAKE PARAMETERS
 MAGNITUDE - 7.0
 TIME      - 2111 AKDT OCT 18 2008
             2211  PDT OCT 18 2008
             0511  UTC OCT 19 2008
 LOCATION  - 21.8 SOUTH 173.5 WEST
           - TONGA ISLANDS                   
 DEPTH     - 21 MILES/33 KM

THE PACIFIC TSUNAMI WARNING CENTER IN EWA BEACH HAWAII WILL ISSUE
MESSAGES FOR HAWAII AND OTHER AREAS OF THE PACIFIC.

THIS WILL BE THE ONLY STATEMENT ISSUED FOR THIS EVENT BY THE
WEST COAST/ALASKA TSUNAMI WARNING CENTER UNLESS ADDITIONAL
INFORMATION BECOMES AVAILABLE. REFER TO THE INTERNET SITE 
NTWC.ARH.NOAA.GOV FOR MORE INFORMATION.

$$