The Mudcat Café TM
Thread #64517   Message #1055391
Posted By: Rapparee
17-Nov-03 - 08:25 AM
Thread Name: BS: alaska 7.5 earthquake..possible tsunami
Subject: RE: BS: alaska 7.5 earthquake..possible tsunami
Everyone should be okay, but I'd like to hear from them to insure it. The warning has been cancelled; here's the latest posting:

TO ALL TSUNAMI WARNING SYSTEM PARTICIPANTS
SUBJECT - TSUNAMI WARNING BULLETIN - FINAL
BULLETIN NUMBER 3
WEST COAST AND ALASKA TSUNAMI WARNING CENTER/NOAA/NWS
ISSUED 11/17/2003 AT 0812 UTC

...THE TSUNAMI WARNING AND WATCH STATUS IS CANCELLED FOR
   ALASKA...

EARTHQUAKE DATA
PRELIMINARY MAGNITUDE - 7.5
LOCATION - 50.8N 178.4E - 55 MILES SW OF AMCHITKA-AK.
                           225 MILES SW OF ADAK-AK.
TIME    - 2143 AST 11/16/2003
            2243 PST 11/16/2003
            0643 UTC 11/17/2003

A SMALL TSUNAMI WAS OBSERVED AT THE FOLLOWING SITES
SHEMYA - 0050CM/1.64FT
ADAK 0012CM/0.39FT

EVALUATION
NO TSUNAMI DANGER EXISTS FOR ALASKA - BRITISH COLUMBIA -
WASHINGTON - OREGON OR CALIFORNIA. HOWEVER SOME AREAS MAY
EXPERIENCE SMALL SEA LEVEL CHANGES. AS LOCAL CONDITIONS
CAN CAUSE A WIDE VARIATION IN TSUNAMI WAVE ACTION THE ALL
CLEAR DETERMINATIONS MUST BE MADE BY LOCAL AUTHORITIES.

$$
PKZ130-122-121-123-520-510-320-330-321-AKZ191-185-181-171-
170912-
COASTAL AREAS OF ALASKA.

...THE TSUNAMI WARNING AND WATCH STATUS IS CANCELLED FOR
   ALASKA...

$$

THE PACIFIC TSUNAMI WARNING CENTER WILL ISSUE A FINAL BULLETIN.

THIS WILL BE THE LAST WEST COAST AND ALASKA TSUNAMI WARNING
CENTER WATCH/WARNING BULLETIN ISSUED FOR THIS EVENT.
THIS INFORMATION IS ALSO POSTED AT HTTP://WCATWC.ARH.NOAA

A 7.5 quake, even one at sea (as this one was) is nothing to fool with! I was in Anchorage (eating dinner) when a very small tremor hit; it felt like a truch had rammed the building. And you don't take tsunami warnings lightly!