U.S. West Coast, Alaska, and British Columbia coastal regions
NOAA/NWS/West Coast and Alaska
Tsunami Warning Center
Tsunami Information Statement #4
issued 02/27/2010 at 1:58AM PST
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.
A tsunami has been generated that could potentially
impact the U.S. west coast, British Columbia, and Alaska.
The West Coast/Alaska Tsunami Warning Center is
investigating the event to determine the level of danger.
More information will be issued as it becomes available.
A tsunami has been observed at the following sites:
Location Lat. Lon. Time Amplitude
Time - Time of measurement.
------------------------ ----- ------ ------- -----------
40min SAN FELX C 26.3S 80.1W 0809UTC 0.69M/2.3FT
27min Corral Chile 39.9S 73.4W 0727UTC 1.45M/4.8FT
40min Talcahuano C 36.7S 73.1W 0659UTC 1.80M/6.0FT
VALPARAISO C 33.0S 71.6W 0708UTC 2.60M/8.6FT
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 10:34 PM Pacific Standard Time on February 26, an
preliminary magnitude 8.8
occurred near the coast of central Chile
(Refer to the United States Geological Survey for official earthquake parameters.)
Tsunami Warning Center in Ewa Beach, Hawaii will issue a
for regions near the epicenter.
Messages will continue to be issued hourly by the WCATWC
until the event status is upgraded to a warning or advisory, or until
the center has determined that the event poses no threat to the
California, Oregon, Washington, British Columbia, and Alaska
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 dangerous to the U.S. and Canadian coasts
Link to Standard Information Statement
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