ANKARA, An earthquake of 5.7 magnitude rocked Turkey's southwestern city of Denizli, the country's monitoring body said on Thursday.

The city's mayor said there were no immediate reports of casualties, Reuters has reported.

The Kandilli observatory - which initially said the tremor measured 6.5 magnitude - said it took place 8 kilometres (5 miles) underground. The United States Geological Survey said the earthquake had a magnitude of 5.8.

Source: Emirates News Agency