<p>The quake struck at a depth of just 9.4 kilometres (six miles) about 315 kilometres northwest of the Luganville, part of the Vanuatu archipelago, at 8:16am but no tsunami warning was immediately issued.<br /><br />The region has been pummelled by some 20 aftershocks after yesterday's triple tremors measuring 7.6, 7.8 and 7.3 sparked a tsunami warning for much of the South Pacific, sending thousands of residents fleeing from the coast.<br /><br />The Pacific is still recovering from last week's 8.0 magnitude earthquake and huge tsunami which crashed into Samoa, American Samoa and Tonga, wiping out villages and resorts and killing 184.<br /><br />Samoa was holding a national day of mourning including a ceremony at Apia stadium and a mass funeral for 11 of the victims.</p>
<p>The quake struck at a depth of just 9.4 kilometres (six miles) about 315 kilometres northwest of the Luganville, part of the Vanuatu archipelago, at 8:16am but no tsunami warning was immediately issued.<br /><br />The region has been pummelled by some 20 aftershocks after yesterday's triple tremors measuring 7.6, 7.8 and 7.3 sparked a tsunami warning for much of the South Pacific, sending thousands of residents fleeing from the coast.<br /><br />The Pacific is still recovering from last week's 8.0 magnitude earthquake and huge tsunami which crashed into Samoa, American Samoa and Tonga, wiping out villages and resorts and killing 184.<br /><br />Samoa was holding a national day of mourning including a ceremony at Apia stadium and a mass funeral for 11 of the victims.</p>