WEPA41 PAAQ 240315
TSUWCA

BULLETIN
TSUNAMI MESSAGE NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
715 PM AKDT THU JUN 23 2011

...A TSUNAMI WARNING IS NOW IN EFFECT WHICH INCLUDES THE
   COASTAL AREAS OF ALASKA FROM UNIMAK PASS ALASKA/80 MILES NE
   OF DUTCH HARBOR/ TO AMCHITKA PASS ALASKA/125 MILES W OF
   ADAK/...

...THIS MESSAGE IS INFORMATION ONLY FOR COASTAL AREAS OF
   CALIFORNIA - OREGON - WASHINGTON - BRITISH COLUMBIA AND
   ALASKA FROM THE CALIFORNIA-MEXICO BORDER TO UNIMAK PASS
   ALASKA/80 MILES NE OF DUTCH HARBOR/...

...THIS MESSAGE IS INFORMATION ONLY FOR COASTAL AREAS OF
   ALASKA FROM AMCHITKA PASS ALASKA/125 MILES W OF ADAK/ TO
   ATTU ALASKA...

RECOMMENDED ACTIONS
 PERSONS IN LOW-LYING COASTAL AREAS SHOULD BE ALERT TO
 INSTRUCTIONS FROM THEIR LOCAL EMERGENCY OFFICIALS. EVACUATIONS
 ARE ONLY ORDERED BY EMERGENCY RESPONSE AGENCIES.
 - PERSONS IN TSUNAMI WARNING COASTAL AREAS SHOULD MOVE INLAND TO
   HIGHER GROUND.

PRELIMINARY EARTHQUAKE PARAMETERS
 MAGNITUDE - 7.3
 TIME      - 1910 AKDT JUN 23 2011
             2010  PDT JUN 23 2011
             0310  UTC JUN 24 2011
 LOCATION  - 52.1 NORTH 171.7 WEST
              20 MILES/32 KM SE OF AMUKTA PASS ALASKA
             215 MILES/346 KM E OF ADAK ALASKA
 DEPTH     - 25 MILES/40 KM

TSUNAMI WARNINGS MEAN THAT A TSUNAMI WITH SIGNIFICANT WIDESPREAD
INUNDATION IS IMMINENT... EXPECTED OR OCURRING.  WARNINGS INDICATE
THAT WIDESPREAD DANGEROUS COASTAL FLOODING ACCOMPANIED BY POWERFUL
CURRENTS IS POSSIBLE AND MAY CONTINUE FOR SEVERAL HOURS AFTER THE
INITIAL WAVE ARRIVAL.

PACIFIC COASTAL REGIONS OUTSIDE CALIFORNIA/ OREGON/ WASHINGTON/ 
BRITISH COLUMBIA AND ALASKA SHOULD REFER TO THE PACIFIC TSUNAMI 
WARNING CENTER MESSAGES FOR INFORMATION ON THIS EVENT AT
WWW.WEATHER.GOV/PTWC.

THIS MESSAGE IS BASED MAINLY ON EARTHQUAKE DATA. EARTHQUAKES OF 
THIS SIZE ARE KNOWN TO GENERATE DANGEROUS TSUNAMIS. AS MORE 
INFORMATION BECOMES AVAILABLE THE WARNING AREAS WILL BE REFINED.

THIS MESSAGE WILL BE UPDATED IN 30 MINUTES OR SOONER IF
THE SITUATION WARRANTS. THE TSUNAMI MESSAGE WILL REMAIN IN EFFECT
UNTIL FURTHER NOTICE. REFER TO THE INTERNET SITE
NTWC.ARH.NOAA.GOV FOR MORE INFORMATION.

AKZ185-187-240415-
/O.NEW.PAAQ.TS.W.0016.110624T0315Z-000000T0000Z/
COASTAL AREAS BETWEEN AND INCLUDING UNIMAK PASS ALASKA/80
MILES NE OF DUTCH HARBOR/ TO AMCHITKA PASS ALASKA/125 MILES
W OF ADAK/
715 PM AKDT THU JUN 23 2011

...A TSUNAMI WARNING IS NOW IN EFFECT WHICH INCLUDES THE
   COASTAL AREAS OF ALASKA FROM UNIMAK PASS ALASKA/80 MILES NE
   OF DUTCH HARBOR/ TO AMCHITKA PASS ALASKA/125 MILES W OF
   ADAK/...

PERSONS IN TSUNAMI WARNING COASTAL AREAS SHOULD MOVE INLAND TO
HIGHER GROUND.

TSUNAMI WARNINGS MEAN THAT A TSUNAMI WITH SIGNIFICANT WIDESPREAD
INUNDATION IS IMMINENT... EXPECTED OR OCCURRING.  TSUNAMIS ARE A
SERIES OF WAVES POTENTIALLY DANGEROUS SEVERAL HOURS AFTER INITIAL
ARRIVAL TIME.

ESTIMATED TIMES OF INITIAL WAVE ARRIVAL FOR SELECTED
SITES IN THE WARNING ARE PROVIDED BELOW.

ADAK-AK          2012 AKDT JUN 23  DUTCH HARBOR-AK  2028 AKDT JUN 23

FOR ARRIVAL TIMES AT ADDITIONAL LOCATIONS SEE
NTWC.ARH.NOAA.GOV

$$