WELLINGTON: A powerful 6.3-magnitude earthquake struck off Tonga early Sunday but there was no threat of a tsunami, US seismologists said.
The offshore quake hit at 7:07 am (2107 GMT Friday) and was centered around 124 kilometres (77 miles) northwest of Tonga, the US Geological Survey (USGS) said on its website. The Pacific Tsunami Warning Center said there was no tsunami threat.
