Several people were also injured, according to Greek news agency ANA-MPA

In Turkey, Mugla Governor Esengul Civelek told Anadolu Agency initial reports indicated no casualties or structural damage.

The quake measuring 6.3 hit at 1.31 a.m. local time (2231GMT) at a depth of 7.8 kilometers (4.8 miles), according to the Disaster and Emergency Management Authority’s (AFAD) website.

The region was hit by approximately 40 more aftershocks ranging in strength between magnitude-3.0 to 4.6, according to the AFAD.

Civelek said some residents were spending the night outside because of panic and fear.

“We have reached all our district as of this moment,” she said.

There was no structural damage but a small number of residents were slightly injured in the panic, she said.

“There is no electricity cut, but there have been some electric faults due to the earthquake. We are working on it,” she said.

Mugla Metropolitan Mayor Osman Gurun said authorities took immediate measures against grass fires due to breakage of electricity transmission lines.

Datca District Mayor Gursel Ucar said that two houses’ walls were damaged in Resadiye Neighborhood. At least 15 people were taken to hospitals after the earthquake, he said.

Meanwhile, rising sea level in Bodrum district after the earthquake caused damage to the several boats and vehicles.

Boat owner Yekta Ongun told Anadolu Agency he was with his family in a boat during the earthquake. “Everything happened in a short time. There is major damage to our boat; it was sunk. Rapid changes in the sea level are ongoing,” he said.

A holidaymaker Burak Buz said his car moved about 100 meters (330 feet) and was damaged.

Last month, the region was rattled by a magnitude-6.2- quake that struck coastal Izmir's Karaburun district.

Anadolu Agency