**** UPDATE: USGS lowers Magnitude to 7.6 ****
**** UPDATE: Tsunami Watch For Hawaii Cancelled ****
BULLETIN
TSUNAMI MESSAGE NUMBER 2
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
331 AM HST FRI AUG 31 2012TO - CIVIL DEFENSE IN THE STATE OF HAWAII
SUBJECT - TSUNAMI WATCH CANCELLATION
THE EARTHQUAKE MAGNITUDE IS REDUCED.
THE TSUNAMI WATCH IS CANCELLED FOR THE STATE OF HAWAII EFFECTIVE
AT 0331 AM HST.
USGS Shake map
# 6528
Although it is not yet known whether a tsunami was generated by the 7.9 earthquake that occurred within the last hour east of the Philippines, Japan has issued a tsunami advisory, and Hawaii is under a tsunami watch.
This from the Pacific Tsunami Warning Center.
TO - CIVIL DEFENSE IN THE STATE OF HAWAII
SUBJECT - TSUNAMI WATCH
A TSUNAMI WATCH IS ISSUED FOR THE STATE OF HAWAII EFFECTIVE AT 0257 AM HST.
AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS
ORIGIN TIME - 0248 AM HST 31 AUG 2012
COORDINATES - 10.9 NORTH 127.1 EAST
LOCATION - PHILIPPINE ISLANDS REGION
MAGNITUDE - 7.9 MOMENTEVALUATION
BASED ON ALL AVAILABLE DATA A TSUNAMI MAY HAVE BEEN GENERATED BY THIS EARTHQUAKE THAT COULD BE DESTRUCTIVE ON COASTAL AREAS EVEN
FAR FROM THE EPICENTER. AN INVESTIGATION IS UNDERWAY TO DETERMINE IF THERE IS A TSUNAMI THREAT TO HAWAII.IF TSUNAMI WAVES IMPACT HAWAII THE ESTIMATED EARLIEST ARRIVAL OF THE FIRST TSUNAMI WAVE IS
1228 PM HST FRI 31 AUG 2012
MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT
Meanwhile, Japan’s Meteorological Agency has issued a Tsunami advisory for what may be a .5 meter tidal wave.
******* Earthquake Information ********
Occurred at
21:48 JST 31 Aug 2012
Region name
PHILIPPINES AND ITS VICINITY
Latitude 10.9N
Longitude 127.1E
Depth Unknown
Magnitude 7.9
UPDATE: No Destructive Tsunami Expected Along West Coast
To: U.S. West Coast, Alaska, and British Columbia coastal regions
From: NOAA/NWS/West Coast and Alaska Tsunami Warning Center
Subject: Tsunami Information Statement #2 issued 08/31/2012 at 6:36AM PDT
This message is updated with REVISED MAGNITUDE OF 7.6.
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 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.At 5:48 AM Pacific Daylight Time on August 31, an earthquake with preliminary magnitude 7.6 occurred in the Philippine Islands region . (Refer to the United States Geological Survey for official earthquake parameters.)
Pacific coastal regions outside California, Oregon, Washington, British Columbia, and Alaska should refer to the Pacific Tsunami Warning Center messages for information on the event.
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, safety rules, and a tsunami travel time map. (NOTE: Travel time maps indicate forecasted times only, not that a wave was generated.)
