Quake hit 30km west of capital, Port Vila, with USGS warning that hazardous waves are possible within 300km of epicentre

An earthquake with a magnitude of 7.3 has struck off the coast of Vanuatu, the US Geological Survey has said, sparking a localised tsunami warning.

The quake struck 30km west of the capital, Port Vila, at a depth of 57.1km, the USGS said.