BREAKING NEWS
Tsunami warning issued: Earth quake in Sumatra with 8.5 magnitude
[TamilNet, Monday, 28 March 2005, 16:58 GMT]
An earthquake near Sumatra at nearly 240km SE of the previous quake with a magnitude of 8.5 with the "potential to generate a widely destructive tsuami in the ocean or seas near the earthquake is reported by the US Pacific Tsunami Warning Center (PTWC). Authorities in those regions should be aware of this possibility and take immediate action. This action should include evacuation of coasts within a thousand kilometers of the epicenter and close monitoring to determine the need for evacuation further away," according to PTWC's alert message. If a tsunami is generated it is likely to hit Sri Lanka around 12.30 am according to TamilNet's calculations.
Today's aftershock is nearly 10 times weaker than the earlier quake and PTWC is advising evacuation for 1000 km around the site. Sri Lanka is nearly 1600 km from the epicenter of the quake.
The location of today's quake 240km SE of December 26th quake.
December 26 co-ordinates are:
COORDINATES - 3.4 NORTH 95.7 EAST
Today's co-ordinates are:
COORDINATES - 2.3 NORTH 97.1 EAST
The earthquake occurred at 16 hrs 10 min GMT. If a tsunami is generated it is likely to reach Sri Lanka shores at Sri Lanka local time 12.30 early morning.
(+6 hrs GMT correction + 2 hrs 20 min for wave to travel).
TSUNAMI BULLETIN NUMBER 001
PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS
ISSUED AT 1629Z 28 MAR 2005
THIS BULLETIN IS FOR ALL AREAS OF THE PACIFIC BASIN EXCEPT
ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON - CALIFORNIA.
... TSUNAMI INFORMATION BULLETIN ...
THIS MESSAGE IS FOR INFORMATION ONLY. THERE IS NO TSUNAMI WARNING
OR WATCH IN EFFECT.
AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS
ORIGIN TIME - 1610Z 28 MAR 2005
COORDINATES - 2.3 NORTH 97.1 EAST
LOCATION - NORTHERN SUMATERA INDONESIA
MAGNITUDE - 8.5
Fulltext of the warning:
Source:
http://www.prh.noaa.gov/ptwc/wmsgEVALUATION
THIS EARTHQUAKE IS LOCATED OUTSIDE THE PACIFIC. NO TSUNAMI THREAT
EXISTS TO COASTLINES IN THE PACIFIC.
WARNING... THIS EARTHQUAKE HAS THE POTENTIAL TO GENERATE A WIDELY
DESTRUCTIVE TSUNAMI IN THE OCEAN OR SEAS NEAR THE EARTHQUAKE.
AUTHORITIES IN THOSE REGIONS SHOULD BE AWARE OF THIS POSSIBILITY
AND TAKE IMMEDIATE ACTION. THIS ACTION SHOULD INCLUDE EVACUATION
OF COASTS WITHIN A THOUSAND KILOMETERS OF THE EPICENTER AND CLOSE
MONITORING TO DETERMINE THE NEED FOR EVACUATION FURTHER AWAY. THIS CENTER DOES NOT HAVE SEA LEVEL GAUGES OUTSIDE THE PACIFIC
SO WILL NOT BE ABLE TO DETECT OR MEASURE A TSUNAMI IF ONE WAS
GENERATED. AUTHORITIES CAN ASSUME THE DANGER HAS PASSED IF NO
TSUNAMI WAVES ARE OBSERVED IN THE REGION NEAR THE EPICENTER
WITHIN THREE HOURS OF THE EARTHQUAKE.
THIS WILL BE THE ONLY BULLETIN ISSUED FOR THIS EVENT UNLESS
ADDITIONAL INFORMATION BECOMES AVAILABLE.
THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE BULLETINS
FOR ALASKA - BRITISH COLUMBIA - WASHINGTON - OREGON - CALIFORNIA.