U.S. West Coast, Alaska, and British Columbia coastal regions
NOAA/NWS/West Coast and Alaska
Tsunami Warning Center
Tsunami Information Statement #2
issued 09/29/2009 at 11:59AM PDT
A strong earthquake has occurred, but a tsunami IS NOT
expected along the California, Oregon, Washington, British Columbia, or Alaska coast.
NO tsunami warning, watch or advisory is in effect for these areas.
Sea level observations indicate a tsunami was generated which may
have been destructive along coasts in the source region. A damaging
tsunami IS NOT expected along the California,
Oregon, Washington, British Columbia, and Alaska coasts
although some of these areas may experience non-damaging sea level changes.
A tsunami has been observed at the following sites:
Location Lat. Lon. Time Amplitude
Time - Time of measurement.
------------------------ ----- ------ ------- -----------
Apia West Samoa 13.8S 171.8W 1832UTC 0.70M/2.3ft
Pago Pago Amer. Samoa 14.3S 170.7W 1825UTC 1.57M/5.1ft
Amp. - Tsunami amplitudes are measured relative to normal sea
level. It is NOT crest-to-trough wave height.
Values are given in both meters (M) and feet (FT).
At 10:48 AM Pacific Daylight Time on September 29, an
preliminary magnitude 8.3
occurred in the Samoa Islands region.
(Refer to the United States Geological Survey for official earthquake parameters.)
Tsunami Warning Center in Ewa Beach, Hawaii will issue
for Hawaii and other areas of the Pacific outside California,
Oregon, Washington, British Columbia, and Alaska.
This will be the final statement issued for this event by the
West Coast/Alaska Tsunami Warning Center unless conditions
warrant. See the WCATWC
web site for basic tsunami information,
and a tsunami travel time map
(NOTE: Travel time maps and tables indicate forecasted times only, not
that a wave was generated.)
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