Tsunami warning for east coast
April 02, 2007 08:45am
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A TSUNAMI warning has been issued for the whole eastern coast of Australia as far south as Tasmania after a strong earthquake off the Solomon Islands.
The warning includes Norfolk Island and Lord Howe Island.
An earlier warning covered Queensland's Barrier Reef Islands and Willis Island in the Coral Sea.
Barry Hirshorn from the Pacific Tsunami Warning Centre said he had been hearing rumours of 20 houses washed away close to the epicentre of the quake, but further away the tsunami was down to less than half a metre.
He said a warning had gone out for the north-east coast of Australia.
"All we can say is that both ourselves and Geoscience Australia and the met (meteorological) services are all anxiously checking water level readings," he told the Seven Network.
"That (water levels readings) will give us our next step." The Pacific Tsunami Warning Centre in Hawaii said a 7.8-magnitude earthquake hit near the Solomon Islands at 6.40am (AEST) today and was centred about 350km west-north-west of the capital Honiara at a depth of 10km.
The Australian Bureau of Meteorology's National Meteorological and Oceanographic Centre in Melbourne said a possible tsunami could affect Willis Island at 8.30am and Cooktown in far north Queensland about 9.30am.
People were warned to move out of the water and away from low lying foreshore areas and then listen for further advice from state emergency service authorities.
But the bureau said the warning was based on the earthquake and it was not known if a tsunami was generated.
"An earthquake of this size has the potential to generate a destructive tsunami that can strike coastlines in the region near the epicentre within minutes to hours," the warning centre said.
The centre said it had no confirmed information a tsunami was generated but said authorities should take appropriate action in response to the possibility.
A quake of a magnitude greater than six can trigger a tsunami.
The quake struck at 0640 AEST and was centred about 350km west-north-west of the capital Honiara at a depth of 10km, the US Geological Survey and Hong Kong Observatory said.
There were no immediate reports of damage or casualties.
The Pacific nation, 2575km east of Australia, has fewer than 500,000 people living on dozens of islands.
It is part of the Pacific "Ring of Fire" where continental plates meet and frequently experiences volcanic and seismic activity.
also see the link http://www.smh.com.au/news/national/...366110823.html