WEPA43 PAAQ 302317
TIBWCA

TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
317 PM AKDT FRI APR 30 2010

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

NO WARNING... NO WATCH AND NO ADVISORY IS IN EFFECT FOR
THE STATES AND PROVINCES PREVIOUSLY LISTED.

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. SOME OF THESE
 AREAS MAY EXPERIENCE NON-DAMAGING SEA LEVEL CHANGES. IN COASTAL
 AREAS OF INTENSE SHAKING LOCALLY GENERATED TSUNAMIS CAN BE
 TRIGGERED BY UNDERWATER LANDSLIDES.

PRELIMINARY EARTHQUAKE PARAMETERS
 MAGNITUDE - 6.6
 TIME      - 1512 AKDT APR 30 2010
             1612  PDT APR 30 2010
             2312  UTC APR 30 2010
 LOCATION  - 60.4 NORTH 177.7 WEST
             170 MILES/274 KM W OF ST. MATTHEW I. ALASKA
             485 MILES/781 KM SW OF NOME ALASKA
 DEPTH     - 12 MILES/20 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.

$$