The quake struck 90km (60 miles) south of the country's only nuclear power station in Bushehr, the US Geological Survey (USGS) says.

BBC: Deadly quake in south-west Iran's Bushehr province

The quake struck at 08:02 local time (00:02 GMT) on Saturday, with the China Earthquake Administration categorising it as a 7.0 magnitude, and the US Geological Survey (USGS) reporting it as 6.6.

BBC: China quake kills scores in rural Sichuan